Model

HSA-X-S-1G4-SI

HSPR-X-I-1G4-SI

inverting

HSA-X-S-2G-IN

HSPR-X-I-2G-IN

inverting

Photodiode

Ø 0.4 mm Si-PIN

Ø 0.4 mm Si-PIN

Ø 0.1 mm InGaAs-PIN

Ø 0.1 mm InGaAs-PIN

Spectral Range

320 ... 1000 nm

320 ... 1000 nm

900 ... 1700 nm

900 ... 1700 nm

Bandwidth (−3 dB)

10 kHz ... 1.4 GHz

10 kHz ... 1.4 GHz

10 kHz ... 2 GHz

10 kHz ... 2 GHz

Rise/Fall Time

(10 % - 90 %)

250 ps

250 ps

180 ps

180 ps

Transimpedance Gain

5 x 103 V/A

5 x 10³ V/A

inverting

5 x 103 V/A

5 x 10³ V/A

inverting

Conversion Gain

2.55 x 10³ V/W

(@ 760 nm)

2.55 x 10³ V/W

(@ 760 nm)

4.75 x 10³ V/W

(@ 1550 nm)

4.75 x 10³ V/W

(@ 1550 nm)

NEP (@ 100 MHz)

32 pW/√Hz

(@ 760 nm)

19 pW/√Hz

(@ 760 nm)

16 pW/√Hz

(@ 1550 nm)

11 pW/√Hz

(@ 1550 nm)

Output VSWR

2.5 : 1

1.4 : 1

2.5 : 1

1.4 : 1

Maximum Output Voltage @ 50 Ω

1.9 V_PP

2.0 V_PP

1.9 V_PP

2.0 V_PP

Output Noise

3.6 mV_RMS

2.5 mV_RMS

3.6 mV_RMS

2.5 mV_RMS

Available Input Options

Free space (FS) or FC

Free space (FS) or FC

Free space (FS) or FC

Free space (FS) or FC