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Isolation Amplifiers

An isolation amplifier is an electronic device that provides electrical isolation between the input and output signals. They are used to measure signals in a noisy or hazardous environment while protecting sensitive measurement equipment and operators from electrical hazards.

An isolation amplifier typically consists of two amplifier stages and an isolation barrier between them. The first stage is used to buffer the input signal, and the second stage is used to amplify the signal to the desired level. The isolation barrier provides electrical isolation between the input and output signals by using optical, magnetic, or capacitive coupling. This isolation protects the measurement equipment and operators from the hazards of the environment, such as high voltages, ground loops, or electromagnetic interference.

Isolation amplifiers are commonly used in a wide range of applications, such as in power electronics, motor control, and measurement systems. They are particularly useful in industrial and medical applications where high voltage or current is present, and where accurate measurement of small signals is required.

One of the main advantages of isolation amplifiers is their ability to provide electrical isolation between the input and output signals, which enhances safety and reduces the risk of electrical shock. Additionally, isolation amplifiers can provide high levels of accuracy and precision in measurement applications, making them an ideal choice for applications where signal integrity is critical.

Isolation Amplifiers

Available Parts 60

Part# Info Amplifier Characteristics Performance Specifications Operational Characteristics Physical Characteristics Manufacturing and Reliability Standards Packaging and Shipping
Part RoHS Manufacturer Description Amplifier Type Technology Power Supply Total Functions Sub-Category Nominal Bandwidth (3dB) Nominal Unity Gain Bandwidth Nominal Common Mode Rejection Ratio (CMRR ) Maximum Common Mode Voltage Input Offset Voltage Limit Minimum Voltage Gain Maximum Voltage Gain Maximum Non Linearity Nominal Supply Voltage Maximum Supply Voltage Nominal Negative Supply Voltage (Vsup) Maximum Negative Supply Voltage Lowest Operating Temperature Maximum Operating Temperature Reflow Peak Time Limit Peak Reflow Temperature Minimum Analog Input Voltage Maximum Analog Input Voltage Maximum Supply Current Minimum Isolation Voltage Length Width Maximum Seated Height Total Terminals Terminal Pitch Terminal Position Terminal Form Terminal Finish Package Body Material Surface Mount Moisture Sensitivity Level (MSL) Temperature Grade Qualified Screening Level JESD-30 Code JESD-609 Code Packing Method Package Code Package Shape Package Style Package Equivalence Code
PS8352AL2-AX by Renesas Electronics

PS8352AL2-AX

Renesas Electronics

ISOLATION AMPLIFIER; Temperature Grade: INDUSTRIAL; Terminal Form: GULL WING; No. of Terminals: 8; Package Code: SOP; Package Shape: RECTANGULAR;

Isolation Amplifier

1

Isolation Amplifiers

100 kHz

7.92

8.08

5 V

5.5 V

-40 °C (-40 °F)

110 °C (230 °F)

16 mA

0.268 in (6.8 mm)

0.23 in (5.85 mm)

0.156 in (3.95 mm)

8

0.05 in (1.27 mm)

Dual

Gull Wing

Nickel Palladium Gold

Plastic/Epoxy

Yes

Industrial

R-PDSO-G8

e4

SOP

Rectangular

Small Outline

SOP8,.45

PS8352AL2-V-AX by Renesas Electronics

PS8352AL2-V-AX

Renesas Electronics

ISOLATION AMPLIFIER; Temperature Grade: INDUSTRIAL; Terminal Form: GULL WING; No. of Terminals: 8; Package Code: SOP; Package Shape: RECTANGULAR;

Isolation Amplifier

1

Isolation Amplifiers

100 kHz

7.92

8.08

5 V

5.5 V

-40 °C (-40 °F)

110 °C (230 °F)

16 mA

0.268 in (6.8 mm)

0.23 in (5.85 mm)

0.156 in (3.95 mm)

8

0.05 in (1.27 mm)

Dual

Gull Wing

Nickel Palladium Gold

Plastic/Epoxy

Yes

Industrial

R-PDSO-G8

e4

SOP

Rectangular

Small Outline

SOP8,.45

AMC1311DWV by Texas Instruments

AMC1311DWV

Texas Instruments

AMC1311DWV by Texas Instruments is an Isolation Amplifier with a 3.3V supply voltage, 220 MHz bandwidth, and 1500V isolation voltage. Ideal for automotive applications, it features a small outline package, dual terminals, and Gull Wing form for high performance in compact designs.

Isolation Amplifier

1

Isolation Amplifiers

220 MHz

0.04 %

3.3 V

5.5 V

-40 °C (-40 °F)

125 °C (257 °F)

-2 V

2 V

9.7 mA

1.5 KV

0.295 in (7.5 mm)

0.23 in (5.85 mm)

0.11 in (2.8 mm)

8

0.05 in (1.27 mm)

Dual

Gull Wing

Nickel/Palladium/Gold

Plastic/Epoxy

Yes

3

Automotive

R-PDSO-G8

e4

Tube

SOP

Rectangular

Small Outline

AMC1301SDWV by Texas Instruments

AMC1301SDWV

Texas Instruments

The Texas Instruments AMC1301SDWV is an Isolation Amplifier with 200uV Max Input Offset Voltage, 210MHz Nominal Bandwidth, and 1000V Min Isolation Voltage. Ideal for military applications due to its -55 to 125°C operating range and small outline package style.

Isolation Amplifier

1

Isolation Amplifiers

210 MHz

210 Hz

1.49 V

200 uV

0.03 %

3.3 V

5.5 V

-55 °C (-67 °F)

125 °C (257 °F)

260 °C (500 °F)

-0.25 V

0.25 V

8.3 mA

1 KV

0.295 in (7.5 mm)

0.23 in (5.85 mm)

0.11 in (2.8 mm)

8

0.05 in (1.27 mm)

Dual

Gull Wing

Nickel/Palladium/Gold

Plastic/Epoxy

Yes

3

Military

R-PDSO-G8

e4

Tube

SOP

Rectangular

Small Outline

SOP8,.45

ACNT-H79B-500E by Broadcom

ACNT-H79B-500E

Broadcom

ACNT-H79B-500E by Broadcom is an Isolation Amplifier with 8 terminals, Vsup of 5V, and max voltage gain of 8.24. Ideal for industrial applications, it operates b/w -40 to 105 °C, in a small outline package with gull wing terminals for surface mount assembly.

Isolation Amplifier

1

Isolation Amplifiers

8.16

8.24

5 V

6 V

-40 °C (-40 °F)

105 °C (221 °F)

260 °C (500 °F)

28 mA

0.535 in (13.6 mm)

0.246 in (6.248 mm)

0.159 in (4.034 mm)

8

0.05 in (1.27 mm)

Dual

Gull Wing

Tin

Plastic/Epoxy

Yes

1

Industrial

R-PDSO-G8

e3

Tape And Reel

SOP

Rectangular

Small Outline

SOP8,.7

TLP7820(D4ATP4,E by Toshiba

TLP7820(D4ATP4,E

Toshiba

ISOLATION AMPLIFIER; Terminal Form: GULL WING; No. of Terminals: 8; Package Code: SOP; Package Shape: RECTANGULAR; Minimum Voltage Gain: 8.12;

Isolation Amplifier

1

230 kHz

8.12

8.28

5 V

6 V

-40 °C (-40 °F)

105 °C (221 °F)

12 mA

5 KV

0.295 in (7.5 mm)

0.23 in (5.85 mm)

0.091 in (2.3 mm)

8

0.05 in (1.27 mm)

Dual

Gull Wing

Plastic/Epoxy

Yes

R-PDSO-G8

Tape

SOP

Rectangular

Small Outline

SOP8,.44

857-409 by Wago

857-409

Wago

Wago's 857-409 Isolation Amplifier, with ATEX certification, operates at -25 to 70°C. Featuring a hybrid technology and 24V supply voltage, it is ideal for industrial applications requiring precise signal isolation in compact spaces. Measuring 6x94 mm with a height of 97.8mm, this MICROELECTRONIC ASSEMBLY amplifier offers reliable performance in harsh environments.

Isolation Amplifier

Hybrid

1

24 V

-25 °C (-13 °F)

70 °C (158 °F)

3.701 in (94 mm)

0.236 in (6 mm)

3.85 in (97.8 mm)

No

ATEX

R-XXMA-X

Bag

XMA

Rectangular

Microelectronic Assembly

AMC3330DWE by Texas Instruments

AMC3330DWE

Texas Instruments

AMC3330DWE by Texas Instruments is an isolation amplifier with a max input offset voltage of 200uV and a nominal voltage of 3.3V, suitable for automotive applications. It features a small outline package style, dual terminal position, and offers a min isolation voltage of 1200V.

Isolation Amplifier

1

Isolation Amplifiers

310 Hz

1.6 V

200 uV

0.075 %

3.3 V

6.5 V

-40 °C (-40 °F)

125 °C (257 °F)

30 s

260 °C (500 °F)

-1 V

1 V

41 mA

1.2 KV

0.406 in (10.3 mm)

0.295 in (7.5 mm)

0.104 in (2.65 mm)

16

0.05 in (1.27 mm)

Dual

Gull Wing

Nickel Palladium Gold

Plastic/Epoxy

Yes

3

Automotive

R-PDSO-G16

e4

Tube

SOP

Rectangular

Small Outline

SOP16,.4

2857-401 by Wago

2857-401

Wago

ISOLATION AMPLIFIER; Terminal Form: UNSPECIFIED; Package Code: XMA; Package Shape: RECTANGULAR; Maximum Seated Height: 107 mm; Technology: HYBRID;

Isolation Amplifier

Hybrid

1

24 V

-40 °C (-40 °F)

70 °C (158 °F)

4.331 in (110 mm)

0.492 in (12.5 mm)

4.213 in (107 mm)

No

R-XXMA-X

Bag

XMA

Rectangular

Microelectronic Assembly

AMC1411DWLR by Texas Instruments

AMC1411DWLR

Texas Instruments

The Texas Instruments AMC1411DWLR is an isolation amplifier with a max input offset voltage of 1500 uV and a nominal voltage of 3.3 V. With a small outline package style, it offers high isolation voltage of 2000 V making it ideal for industrial applications requiring precise signal amplification in harsh environments.

Isolation Amplifier

1

275 Hz

1.5 mV

0.04 %

3.3 V

6.5 V

-40 °C (-40 °F)

125 °C (257 °F)

260 °C (500 °F)

-2 V

2 V

9.7 mA

2 KV

8

Dual

Gull Wing

Nickel Palladium Gold

Plastic/Epoxy

Yes

3

R-PDSO-G8

e4

Tape And Reel

SOP

Rectangular

Small Outline

SOP8,(UNSPEC)

AMC1350DWV by Texas Instruments

AMC1350DWV

Texas Instruments

AMC1350DWV by Texas Instruments is an isolation amplifier with a max input offset voltage of 1500 uV. It has a nominal voltage of 3.3 V and a max operating temperature of 125 °C. This amplifier is commonly used in applications requiring high isolation and accurate signal amplification.

Isolation Amplifier

1

300 kHz

275 Hz

4 V

1.5 mV

0.01 %

3.3 V

6.5 V

-40 °C (-40 °F)

125 °C (257 °F)

260 °C (500 °F)

-5 V

5 V

9.3 mA

1.5 KV

0.295 in (7.5 mm)

0.23 in (5.85 mm)

0.11 in (2.8 mm)

8

0.05 in (1.27 mm)

Dual

Gull Wing

Nickel Palladium Gold

Plastic/Epoxy

Yes

3

R-PDSO-G8

e4

SOP

Rectangular

Small Outline

SOP8,.45

AMC1400DWLR by Texas Instruments

AMC1400DWLR

Texas Instruments

AMC1400DWLR by Texas Instruments is an isolation amplifier with a max input offset voltage of 200uV and a nominal voltage of 3.3V. It features a small outline package style, suitable for applications requiring high isolation voltages up to 2000V, such as industrial automation and power monitoring systems.

Isolation Amplifier

1

310 Hz

1.49 V

200 uV

0.03 %

3.3 V

6.5 V

-40 °C (-40 °F)

125 °C (257 °F)

260 °C (500 °F)

-0.25 V

0.25 V

9.8 mA

2 KV

0.551 in (14 mm)

0.252 in (6.4 mm)

0.159 in (4.034 mm)

8

0.05 in (1.27 mm)

Dual

Gull Wing

Nickel Palladium Gold

Plastic/Epoxy

Yes

3

R-PDSO-G8

e4

Tape And Reel

SOP

Rectangular

Small Outline

SOP8,.7