C5185_15 Datasheet, PDF (3/5 Pages) Hamamatsu Corporation – Amplifi ers for infrared detector

Amplifiers for infrared detector
C4159/C5185 series, C3757-02
Amplifier for InGaAs PIN photodiodes (Typ.)
Parameter
Applicable detector*⁷ *⁸
Conversion impedance
Frequency response
(amp only, -3 dB)
Output impedance
Maximum output voltage
(1 kΩ load)
Output offset voltage
Equivalent input noise current
(f=1 kHz)
Reverse voltage
External power supply*⁹
Current consumption
C4159-03
InGaAs
10⁷, 10⁶, 10⁵
(3 ranges switchable)
DC to 15 kHz
50
+10
±5
2.5
Can be applied from external unit
±15
±15 max.
Unit
-
V/A
-
Ω
V
mV
pA/Hz^1/2
-
V
mA
Amplifiers for photoconductive detectors (Typ.)*¹⁰
Parameter
Applicable detector*⁷ *⁸ *¹¹
Input impedance
C5185-02
Dewar type MCT,
InSb (P6606 series)
5
C5185-03
MCT
(P3981/P2750 series)
5
C5185-04
MCT
(P3257-101/-30)*¹²
5
Voltage gain
66 (× 2000)
66 (× 2000)
66 (× 2000)
Frequency response
(amp only, -3 dB)
5 Hz to 250 kHz
5 Hz to 250 kHz
5 Hz to 250 kHz
Detector bias current
5 mA, 10 mA, 15 mA 0.1 mA, 0.5 mA, 1 mA 20 mA, 25 mA, 30 mA
(3 ranges switchable) (3 ranges switchable) (3 ranges switchable)
Output impedance
50
50
50
Maximum output voltage
(1 kΩ load)
Equivalent input noise voltage
(f=1 kHz)
±10
2.6*¹³
±10
1.8*¹³
±10
10*¹³
External power supply*⁹
±15
±15
±15
Current consumption
+100, -30 max.
+100, -30 max.
+100, -30 max.
Note: Output noise voltage = Equivalent input noise voltage × Voltage gain
C3757-02
PbS, PbSe
10000
40 (× 100)
0.2 Hz to 10 kHz
Internal bias
50
±10
40
±15
+15, -15 max.
Unit
-
kΩ
dB
-
-
Ω
V
nV/Hz^1/2
V
mA
*7: These amplifiers cannot operate multiple detectors.
*8: Consult us before purchasing if you want to use with a detector other than listed here.
*9: Recommended DC power supply (analog power supply): ±15 V
Current capacity: More than 1.5 times the maximum current consumption
Ripple noise: 5 mVp-p or less
*10: Before purchasing, make sure the bias current to the detector matches the detector bias current specified in the above table.
*11: Consult us before purchasing if you want to use with a multi-element detector.
*12: Preamp for P3257-25 available upon request
*13: At detector bias current max.
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