400 MHz Photoreceiver with InGaAs PIN Photodiode
Features
InGaAs PIN detector
Spectral range 900 ... 1700 nm
Bandwidth DC ... 400 MHz
Amplifier transimpedance (gain) 5.0 x 103 V/A
Max. conversion gain 4.8 x 103 V/W @ 1550 nm
Applications
Spectroscopy
Fast pulse and transient measurements
Optical triggering
Optical front-end for oscilloscopes and A/D converters
Specifications
Test conditions
VS = ±15 V, TA = 25 °C, system impedance = 50 Ω
Gain Transimpedance
5.0 x 103 V/A (@ 50 Ω load)
Max. conversion gain
4.8 x 103 V/W (@ 1550 nm)
Frequency Response
Lower cut-off frequency
DC
Upper cut-off frequency (–3 dB)
400 MHz (±15 %)
Rise/fall time (10 % - 90 %)
1.0 ns
Detector
Detector material
InGaAs PIN photodiode
Active area
∅ 300 µm (free space “-FS” version only)
Spectral response
900 ... 1700 nm
Input
Input offset compensation range
±200 µA adjustable by offset potentiometer
Optical saturation power
200 µW (for linear amplification, @ 1550 nm)
NEP
24 pW/√Hz (@ 1550 nm, 100 MHz)
Output
Output voltage range
±1.0 V (@ 50 Ω load) for linear amplification and low harmonic distortion
Max. output voltage range
±1.5 V (@ 50 Ω load)
Output impedance
50 Ω (designed for 50 Ω load)
Output noise typ.
20 mVPP or 3 mVRMS (@ 50 Ω load, no signal on detector)
Power Supply
Supply voltage
±15 V
Supply current
±55 mA typ. (depends on operating conditions, recommended
power supply capability min.
±150 mA)
Case
Weight
210 g (0.5 lbs)
Material
AlMg4.5Mn, nickel-plated
Temperature Range
Storage temperature
–40 ... +100 °C
Operating temperature
0 ... +60 °C
Absolute Maximum Ratings
Optical input power
10 mW
Power supply voltage
±22 V
Connectors
Input
HCA-S-400M-IN-FS 25 mm round flange for free space applications
HCA-S-400M-IN-FC FC fiber optic receptacle
Output
BNC jack (female)
Power supply
Lemo® series 1S, 3-pin fixed socket (Mating plug type: FFA.1S.303.CLAC52)
Pin 1: +15V
Pin 2: –15V
Pin 3: GND
Available Models
HCA-S-400M-IN-FS free space input
HCA-S-400M-IN-FC FC fiber optic receptacle
HCA-S customized versions available on request
Spectral Response
Dimensions
HCA-S-400M-IN-FS
HCA-S-400M-IN-FC
商品属性 [活跃直径] [光谱范围] 900 ... 1700 nm [带宽] DC ... 400 MHz [变频增益 ] 4.8 x 103 V/W @ 1550 nm