Active filters amplify desired signals while rejecting unwanted frequencies, and can be tailored to meet application-specific requirements in electronics.
Amplifiers boost signal strength, match impedance levels, and are essential in many circuit systems, including audio, broadcasting, and telecommunications.
Batteries store and provide electrical energy, come in various types and sizes for multiple uses, rechargeable or single-use.
Capacitors store electrical charge with metallic plates and a dielectric; types vary and can be combined for specific circuit characteristics.
Chip carriers and sockets provide an interface between components and PCBs, enabling easy replacement or upgrading without soldering.
Circuit protection devices prevent damage from overcurrent flow, including fuses, breakers, surge protectors, and voltage regulators.
Connector accessories and support devices aid connector function and longevity, including backshells, grips, clamps, and ties; must be compatible with connector type.
Connectors join electronic circuits to transfer signals and power, come in various sizes and shapes, and include support accessories.
Converters transform DC input to another voltage level, essential in electronic systems, renewable energy, and automotive electronics.
Crystals and resonators generate and stabilize frequency signals via piezoelectricity. They are used in timing, frequency control, and filters. Crystals are quartz and resonators are ceramic with a built-in capacitor.
Semiconductor diodes control current flow in one direction (uni-directionality) via low resistance. Useful for rectification, voltage regulation, detection, and digital logic.
Discover essential electronic components for your devices, including CPU accelerators, system cache controllers, computer processors, motherboards, and graphics computing systems. Enhance device performance and connectivity with reliable components engineered for seamless integration and optimal functionality.
Fiber optics use light pulses to transmit data over long distances. They have superior bandwidth capacity, low signal attenuation, and secure physical properties. They are essential in telecommunications networks today.
Filters enhance signal processing by selectively passing desired frequencies while suppressing unwanted ones. Filters can be passive (using capacitors, resistors, and inductors) or active (using transistors or amplifiers).
Flash devices are non-volatile storage solutions that offer fast read and write speeds, making them ideal for applications requiring high-speed data transfer. These devices utilize flash memory technology, providing reliable storage for data-intensive tasks such as gaming, multimedia, and enterprise-level applications.
General purpose ICs consist of multiple individual circuits or components (e.g., logic gates, amplifiers, oscillators, etc.) that are combined onto a single integrated circuit chip for a smaller physical footprint.
I/O and storage controllers are crucial components in computer systems, managing input/output operations and storage devices. These controllers facilitate efficient data transfer between peripherals, storage drives, and the central processing unit (CPU), enhancing system performance and enabling seamless connectivity.
Inductors store energy in magnetic fields, oppose sudden changes in current flow and prevent electrical surges. Common inductor applications include power supplies, signal filters, and oscillators.
Interface ICs allow efficient device connectivity with high-speed data transfer and low power consumption.They can be ASIC or FPGA types, and may perform additional functions such as sensing, storage, and conversion.
Logic ICs can be used for storage, memory, amplification, and multiplexing. They perform fundamental logical operations on digital input signals (1, 0, H, L) to generate a corresponding digital output signal.
Memory modules are essential components in electronic devices, storing data temporarily or permanently for processing and retrieval. From volatile RAM (Random Access Memory) to non-volatile ROM (Read-Only Memory), memory technologies vary in speed, capacity, and functionality, catering to diverse application requirements.
Memory ICs store digital data and retain the information even when the power is turned off. They come in various types, like RAM (Random Access Memory) for fast data access, and ROM (Read-Only Memory) for permanent data storage.
Miscellaneous semiconductor components are a diverse category of electronic components that combines elements from a mix of component devices.
Optoelectronic devices interact with light. This family of devices can emit light, detect light, generate current, and transmit light signals for long-distance communication.
Oscillators generate repetitive waveforms, such as sine, square, or triangle waves. They are commonly used to produce stable and precise frequencies for applications like clocks, signal generation, and communication systems.
Other Function Semiconductor components are a diverse category of semiconductor components that perform a range of specialized functions.
Passive component networks operate without a power source and support data transmission within system by performing filtering, energy storage, and/or signal coupling functions.
Peripheral ICs (Integrated Circuits) are designed to control and manage the peripheral devices connected to a computer or other electronic device.
Programmable Logic ICs are user-programmable devices that allow designers to create custom logic circuits. These cost saving ICs offer real-time data processing and maximum design flexibilty.
RF (Radio Frequency) and microwave devices are used in telecommunications, wireless communications, and electronic systems. These devices include amplifiers, attenuators, filters, mixers, oscillators, and antennas, and a host of other components.
Voltage regulators are used to ensure a constant output voltage despite power fluctuations and load changes. Linear and switching regulators are common types used to maintain voltage stability.
Relays are electromagnetic switches that are used to control the flow of electrical current in an electrical circuit. Relays are a safe means of providing isolation between a controlling circuit and a controlled circuit.
Resistors control the flow of electrical current in a circuit by introducing a set resistance. These passive components reduce current flow, adjust signal levels, and bias active elements in circuits.
Transducers convert energy from one form to another and are crucial in sensing, audio and control systems. They transform physical measures like temperature, pressure, or sound into electrical signals for circuits.
Storage drives are hardware devices used to store and retrieve digital data in computers and electronic devices. These drives come in various forms, including hard disk drives (HDDs), solid-state drives (SSDs), and hybrid drives, offering different levels of capacity, speed, and durability to suit specific storage needs.
Storage media encompass physical or digital mediums used for storing and preserving digital data. From optical discs and magnetic tapes to USB flash drives and memory cards, storage media come in diverse formats and capacities, offering flexibility and reliability for data storage and archival purposes.
Storage systems comprise hardware and software components designed to manage and store digital data efficiently. These systems range from simple standalone devices to complex network-attached storage (NAS) and storage area network (SAN) solutions, providing scalable storage capacity and data protection features for businesses and enterprises.
Switches control electrical current flow by making or breaking connections. These devices vary in design and application, from basic on/off switches to complex industrial automation systems.
Telecom integrated circuits (ICs) are specialized electronics for telecommunications, tailored to high data rates, low power use, and reliable long-distance transmission. These devices include amplifiers, filters, ADCs, DACs, and more-- and they are often integrated on one chip for specific telecom tasks.
Terminal blocks, or connection terminals, are modular blocks that bring together multiple electrical wires at one connection point. They offer a reliable, organized way to terminate cables.
Thermal management devices control heat in electronic systems, preventing overheating and ensuring optimal performance and reliability. Examples include heat sinks, fans, and thermal interface materials that dissipate or transfer heat away from components.
Transformers are devices that alter electrical voltage levels between circuits through electromagnetic induction. They are vital in power distribution, converting high-voltage electricity for transmission and lower voltage for safe usage.
Transistors are 3-layer semiconductor devices that regulate the flow of electrical current. They function as amplifiers, boosting weak signals, and as switches, controlling the flow of current between terminals.
Triggering devices initiate electronic processes or events in response to specific conditions. These devices support many automated tasks such as activating switches and signals, or turning on lights when motion is detected.
Video cards, also known as graphics cards or GPU (Graphics Processing Unit), are essential components in computers, responsible for rendering graphics and images on display devices. These cards feature dedicated processors and memory, delivering smooth and immersive visual experiences for gaming, multimedia, and professional applications.
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Featured manufacturers
DDZ21-7 by Diodes Inc. is a Zener diode with 21V nominal voltage, 2.53% voltage tolerance, and 30 ohm dynamic impedance. It operates b/w -65 to 150°C, suitable for applications requiring precise voltage regulation in compact designs. With matte tin finish and gull wing terminals, it's ideal for surface mount PCB assemblies needing reliable overvoltage protection.
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Verical
$0.024
DigiKey
$0.031
Avnet
Farnell
$0.034
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Element14
$0.057
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Ampacity Inc.
$0.020
Native Components
$1.160
Northwest PG Solutions
$1.276
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Perfect Parts
Continental Prestige Electronics
$0.060
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Provides durability and protection for the zener diode, ensuring long-lasting performance.
Ideal current for testing the zener diode's functionality without causing damage.
Allows for easy, efficient, and compact PCB assembly.
Can operate effectively under high temperature conditions, enhancing product reliability.
Provides a stable voltage reference for various electronic circuits.
Zener Diodes DDZ21-7 attributes and parameters. Explore more Zener Diodes devices from Diodes Incorporated
Additional Features:
Config:
Diode Element Material:
Diode Type:
Maximum Dynamic Impedance:
JESD-30 Code:
JESD-609 Code:
Moisture Sensitivity Level (MSL):
No. of Elements:
No. of Terminals:
Maximum Operating Temperature:
Minimum Operating Temperature:
Package Body Material:
Package Shape:
Package Style (Meter):
Peak Reflow Temperature (C):
Polarity:
Maximum Power Dissipation:
Qualification:
Nominal Reference Voltage:
Sub-Category:
Surface Mount:
Technology:
Terminal Finish:
Terminal Form:
Terminal Position:
Maximum Time At Peak Reflow Temperature (s):
Maximum Voltage Tolerance:
Working Test Current:
DDZ21-7 Diodes trade compliance attributes, and parameters.
ECCN
EAR99
ECCN Governance
EAR
HTS
8541.10.00.50
SB
PCN Design/Specification - Bond Wire 3/May/2011 Green Encapsulate 29/Aug/2008
PCN Assembly/Origin - Wafer Site Transfer 05/Oct/2021
Diodes Incorporated is an international leader in the design and production of high-grade application specific standard products utilized in a wide variety of industries. The company has developed cutting-edge technology that enhances the performance and reliability of components for consumer, industrial, automotive and communication applications. Established in 1959, Diodes Incorporated has been providing superior services to its customers by creating innovative solutions from their world-class manufacturing centers located around the world. Their commitment to delivering quality products extends to their selection of materials which are carefully chosen to meet the demand of both commercial and military requirements.
Chairman and CEO
Keh-Shew Lu
CFO
Brett R. Whitmire
Lead Director
Angie Chen Button
Fab 1
Fabrication
Fab Initiation
1987
China
Shanghai
Wafer Capacity
40,000
Zizhu Fab 1
2013
18,500
G Fab
2008
UK
Greenock
8,000
Keelung Fab
1990
Taiwan
Keelung
58,000
Wuxi Fab
2004
Wuxi
190,000
Shanghai Fab
1993
110,000
1970
22,000
Hsinchu Fab
1998
Hsinchu
38,000
Fab 2
2003
20,000
SPFAB
1995
USA
South Portland
17,000
N/A
1982
Oldham
4,000
BAV99
Fairchild Semiconductor
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: GULL WING; No. of Terminals: 3; Surface Mount: YES; Package Shape: RECTANGULAR;
Weitron Technology
RECTIFIER DIODE; Surface Mount: YES; Maximum Operating Temperature: 150 Cel; Maximum Output Current: .215 A; JESD-609 Code: e0; Maximum Forward Voltage (VF): .715 V;
1N4148
Renesas Electronics
RECTIFIER DIODE; Terminal Position: AXIAL; Terminal Form: WIRE; No. of Terminals: 2; Surface Mount: NO; Package Shape: ROUND;
ULN2803A
YOUTAI SEMICONDUCTOR CO LTD
BUFFER OR INVERTER BASED PERIPHERAL DRIVER; Terminal Form: GULL WING; No. of Terminals: 18; Package Code: SOP; Package Shape: RECTANGULAR; JESD-30 Code: R-PDSO-G18;
M39029/58-360
TE Connectivity
TE Connectivity's M39029/58-360 is a CRIMP terminal backshell for 22-28 AWG wires, rated at 5A. Ideal for male contacts in Mil-Spec applications, it offers a cross-section area of 0.34 mm2 and ensures secure connections in demanding environments.
LM358N
Intersil
OPERATIONAL AMPLIFIER; Temperature Grade: COMMERCIAL; Terminal Form: THROUGH-HOLE; No. of Terminals: 8; Package Code: DIP; Package Shape: RECTANGULAR;
LL4148
Weitronic Enterprise
RECTIFIER DIODE; Terminal Position: END; Terminal Form: WRAP AROUND; No. of Terminals: 2; Surface Mount: YES; Package Shape: ROUND;
Lite-on Semiconductor
Comchip Technology
1N4148WT
Changzhou Galaxy Century Microelectronics
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: FLAT; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
LM317T
Linear Technology
ADJUSTABLE POSITIVE SINGLE OUTPUT STANDARD REGULATOR; No. of Terminals: 3; Terminal Form: THROUGH-HOLE; Operating Temperature (TJ-Min): 0 Cel; No. of Functions: 1; JESD-609 Code: e0;
MBR0520LT1
Motorola
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: GULL WING; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
2N7002
Inter F E T
N-CHANNEL; Configuration: SINGLE WITH BUILT-IN DIODE; Surface Mount: YES; Maximum Power Dissipation (Abs): .2 W; Maximum Drain-Source On Resistance: 7.5 ohm; Maximum Drain Current (Abs) (ID): .115 A;
LM2931AZ-5.0G
Onsemi
LM2931AZ-5.0G by Onsemi is a fixed positive single output LDO regulator with a nominal output voltage of 5V and max output current of 0.1A. It has a max dropout voltage of 0.6V, making it suitable for applications requiring stable power supply in temperature-sensitive environments up to 125°C. The package style is cylindrical with wire terminals, ideal for rail packing methods in various electronic devices.
SMBJ18CA
TRANS VOLTAGE SUPPRESSOR DIODE; Terminal Position: DUAL; Terminal Form: C BEND; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
MBR1560CT
Yangzhou Yangjie Electronics
RECTIFIER DIODE; Surface Mount: NO; Maximum Operating Temperature: 150 Cel; Maximum Repetitive Peak Reverse Voltage: 60 V; Technology: SCHOTTKY; Maximum Non Repetitive Peak Forward Current: 150 A;
Hitachi
DP83848IVVX/NOPB
National Semiconductor
ETHERNET TRANSCEIVER; Temperature Grade: INDUSTRIAL; Terminal Form: GULL WING; No. of Terminals: 48; Package Code: QFP; Package Shape: SQUARE;
OPA2277UA/2K5E4
Texas Instruments
OPA2277UA/2K5E4 by Texas Instruments is a dual operational amplifier with low-offset and micropower features. It has a max input offset voltage of 100uV, nominal common mode reject ratio of 140dB, and min slew rate of 0.8V/us. Ideal for industrial applications requiring precise signal amplification in compact designs.
AMS1117-3.3
Advanced Monolithic Systems
AMS1117-3.3 by Advanced Monolithic Systems is a fixed positive single output LDO regulator with 1A max output current, 3% voltage tolerance, and 1.3V dropout voltage. Ideal for applications requiring stable 3.3V supply in compact designs due to its small outline package and excellent load regulation of 0.025%.
1N5339B
Central Semiconductor
ZENER DIODE; Terminal Position: AXIAL; Terminal Form: WIRE; No. of Terminals: 2; Surface Mount: NO; Package Shape: ROUND;
1SMB5914BT3G
1SMB5914BT3G by Onsemi is a Zener diode with a nominal reference voltage of 3.6V, max power dissipation of 0.55W, and working test current of 104.2mA. It is used in applications requiring precise voltage regulation such as power supplies and voltage references due to its unidirectional polarity and small outline package style.
SZBZX84C15LT1G
SZBZX84C15LT1G by Onsemi is a Zener diode with a nominal reference voltage of 15V. It has a max operating temperature of 150°C and a max power dissipation of 0.25W. This diode is commonly used in applications requiring voltage regulation and protection against overvoltage.
BZX84-C11,215
Nexperia
ZENER DIODE; Terminal Position: DUAL; Terminal Form: GULL WING; No. of Terminals: 3; Surface Mount: YES; Package Shape: RECTANGULAR;
BZV55C12
Micro Commercial Components
ZENER DIODE; Terminal Position: END; Terminal Form: WRAP AROUND; No. of Terminals: 2; Surface Mount: YES; Package Shape: ROUND;
SZMMSZ5226BT1G
SZMMSZ5226BT1G by Onsemi is a Zener diode with 3.3V nominal reference voltage, 20mA test current, and 28 ohm dynamic impedance. It is used in automotive applications due to AEC-Q101 standard compliance and unidirectional polarity for voltage regulation.
1N5338B
General Semiconductor
BZV55-C5V1
Vishay Intertechnology
Vishay Intertechnology's BZV55-C5V1 Zener Diode has a nominal reference voltage of 5.1 V, max power dissipation of 0.5 W, and max operating temperature of 200°C. Ideal for applications requiring precise voltage regulation in electronic circuits with a working test current of 5 mA.
1N4741A
Crimson Semiconductor
BZV55-C3V3,115
BZX84C4V7
Jiangsu Changjiang Electronics Technology
ZENER DIODE; Surface Mount: YES; Maximum Operating Temperature: 150 Cel; Maximum Dynamic Impedance: 80 ohm; Working Test Current: 5 mA; Maximum Voltage Tolerance: 6.3 %;
BZX85C11
SZ1SMB5914BT3G-VF01
SZ1SMB5914BT3G-VF01 by Onsemi is a Zener diode with a working test current of 104.2 mA and max reverse current of 75 uA. It is commonly used in applications requiring voltage regulation and protection against voltage spikes.
BZX84C3V3S-7-F
Diodes Incorporated
BZX84C3V3S-7-F by Diodes Inc. is a Zener diode with 3.3V nominal reference voltage, 95 ohm max dynamic impedance, and 6.06% voltage tolerance. It is used in applications requiring precise voltage regulation, such as power supplies and voltage references due to its small outline package and unidirectional polarity.
BZV55-C12
NXP Semiconductors
MMSZ4689T3G
MMSZ4689T3G by Onsemi is a Zener diode with a 5.1V nominal reference voltage and 5% max voltage tolerance. It operates b/w -55 to 150 °C and has a max power dissipation of 0.5W, making it suitable for applications requiring precise voltage regulation in compact electronic devices.
BZV55-C4V7,115
SMAZ5V1-13-F
The Diodes Incorporated SMAZ5V1-13-F is a Zener diode with 5.1V nominal reference voltage, 100mA working test current, and 2.5uA max reverse current. It is used in applications requiring precise voltage regulation in compact electronic devices due to its small outline package and unidirectional polarity.
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DDZ27CSF-7
ZENER DIODE; Surface Mount: YES; Technology: ZENER; Maximum Power Dissipation: .5 W; JESD-609 Code: e3; Nominal Reference Voltage: 26.29 V;
DDZ27BSF-7
ZENER DIODE; Surface Mount: YES; Working Test Current: 5 mA; Nominal Reference Voltage: 25.62 V; Diode Element Material: SILICON; JESD-609 Code: e3;
DDZ24CS-7
ZENER DIODE; Terminal Position: DUAL; Terminal Form: GULL WING; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
DDZ22DQ-7
DDZ22D-13
DDZ20CSF-7
ZENER DIODE; Surface Mount: YES; Maximum Operating Temperature: 150 Cel; Maximum Time At Peak Reflow Temperature (s): 30; Technology: ZENER; Maximum Dynamic Impedance: 50 ohm;
DDZ20BSF-7
ZENER DIODE; Terminal Position: DUAL; Terminal Form: FLAT; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
DDZ22DS-13
DDZ20C-7
DDZ21Q-7
DDZ22D
ZENER DIODE; Surface Mount: YES; Nominal Reference Voltage: 22 V; Maximum Power Dissipation: .5 W; Peak Reflow Temperature (C): 260; Maximum Time At Peak Reflow Temperature (s): 30;
DDZ20CS-7
DDZ22D-7
DDZ20C-13
DDZ20CQ-7
DDZ22ASF-7
ZENER DIODE; Surface Mount: YES; Moisture Sensitivity Level (MSL): 1; Terminal Finish: MATTE TIN; JESD-609 Code: e3; Maximum Dynamic Impedance: 55 ohm;
DDZ22BSF-7
ZENER DIODE; Surface Mount: YES; Config: SINGLE; Nominal Reference Voltage: 21.18 V; Terminal Finish: MATTE TIN; Technology: ZENER;
DDZ20DSF-7
ZENER DIODE; Surface Mount: YES; Technology: ZENER; Maximum Time At Peak Reflow Temperature (s): 30; Working Test Current: 10 mA; Maximum Power Dissipation: .5 W;
DDZ20ASF-7
ZENER DIODE; Surface Mount: YES; Maximum Time At Peak Reflow Temperature (s): 30; Maximum Voltage Tolerance: 2.5 %; JESD-609 Code: e3; Config: SINGLE;
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