APD430 Avalanche Photodetector, 200MHz, Si/InGaAs, Free-Space,800-1700nm

APD430 Series Avalanche Photodetector, Free-Space, SMA Output, High Gain, Ultra Weak Laser Detection.

If you want to know the product details and prices, or If the parameters are not suitable, you can contact me for customization.
Name:Huang (Sales Engineer)
WeChat: 13427781756 (Scan QR Code
WhatsApp:+8613427781756 Web | App


  The APD430 Free-Space Avalanche Photodetector(APD) Module, designed for exceptional performance in low light conditions. With its high gain and low noise characteristics, this module is ideal for weak light detection applications such as laser rangefinders and lidars. The module accepts free-space optical input, has a bandwidth range of 200M-400M, and outputs an analog signal for easy integration with your existing systems. Whether you're conducting research or working on an advanced project, the APD430 is a reliable and high-performance solution for your photonics needs.


  M-factor temperature compensation
  APD overcurrent protection
  Low noise and high gain
  All metal shell, excellent shielding performance
  M6 threaded hole for easy installation


  Detects ultra-weak light signals
  Detect fast laser pulses

Document download


Parameter APD430A-200M APD430C-200M
Material Si InGaAs
Wavelength Range 400-1100nm 800-1700nm
Optical Input Free Space(FC Option) Free Space(FC Option)
Detector Size 230um 200um
Responsiveness 55A/W @ 905nm (M = 100) 18A/W @ 1550nm (M = 20)
Bandwidth DC-200MHz DC-200MHz
Rise Time 1.8ns 1.8ns
Conversion Gain (Max) @HiZ 1.2x10^6V/W 4.0x10^6V/W
Comprehensive noise 7nW(RMS) 21nW(RMS)
Saturated optical power 2.5uW 7.5uW
Noise voltage <12mV <12mV
Maximum output amplitude@HiZ 3V 3V
Operating voltage 12VDC ±10% 12VDC ±10%
Operating current <200mA <200mA
Output connector SMA SMA
Output impedance 50Ω 50Ω
AC or DC Coupling DC DC
Operating temperature -20~60℃ -20~60℃
Storage temperature -40~85℃ -40~85℃
Dimensions 60mm x 50mm x 32mm(LxWxD) 60mm x 50mm x 32mm(LxWxD)


Response curve of APD430A-200M
The Response curve of APD430A-200M
Response curve of APD430C-200M
The Response curve of APD430C-200M

Mechanical Drawing

Dimensional drawing of APD430A-200M

APD430 Avalanche Photodetector, Si/InGaAs, Free-Space

APD430C oscilloscope screenshot

Screenshot of APD430C No Light Bottom Noise Oscilloscope

Custom Parameters

In addition to our standard products, we can also provide customized parameter services for our customers (provided you have multiple quantity purchase requirements); Below is an example of the parameters we customized for our customers, testing the parameters at 35M bandwidth.

Screenshot of APD430C oscilloscope