CIRCUIT060018

Photodiode amplifier circuit

CIRCUIT060018

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Overview

This circuit consists of an op amp configured as a transimpedance amplifier for amplifying the light dependent current of a photodiode.
Features
  • Single 5-V supply
  • Input: 0 μA to 2.4 μA
  • Output: 100 mV to 4.9 V
  • Bandwidth: 20 kHz

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Downloads

Design tool

Simulation for Photodiode Amplifier SBOC517.ZIP (258KB)

Release date: 02-May-2018
Supported products & hardware

Supported products & hardware

General-purpose op amps
OPA322 Single, 5.5-V, 20-MHz, 65-mA output current, low noise (8.5-nV/√Hz) operational amplifier
Precision op amps (Vos<1mV)
LMP7721 3 Femtoampere Input Bias Current Precision Amplifier

Technical documentation

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Type Title Date
* Application note Photodiode amplifier circuit (Rev. A) Feb. 04, 2019
Application note AN-31 Amplifier Circuit Collection (Rev. D) Oct. 21, 2020
E-book Analog Engineer’s Circuit Cookbook: Amplifiers (Rev. A) Feb. 18, 2019
User guide 1-MHz Single-Supply Photodiode Amplifier Reference Design Guide Sep. 16, 2014

Related design resources

Design tools & simulation

SIMULATION TOOL
PSPICE-FOR-TI PSpice® for TI design and simulation tool TINA-TI SPICE-based analog simulation program
CALCULATION TOOL
ANALOG-ENGINEER-CALC Analog engineer's calculator

Reference designs

REFERENCE DESIGN
TIPD176 1 MHz, Single-Supply, Photodiode Amplifier Reference Design

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