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Products - Function - Charge Sensitive Preamplifiers
FUNCTION: Charge Sensitive Preamplifiers
Products
Function
 Model   No. Of Channels Package Sensitivity
(mV/MeV)
(Si)
Equivalent Input Noise
FWHM (keV)
Output Rise
Time (ns)
Output Linear
Range (V)
Integral
Non-
linearity
Max Detector
Bias Voltage (V)
Test Capac. (pF) In Conn. Out Conn.
  A1422 1/4/8 Shielded box 5/45/90 < 1.6 @0pF
< 3.9 @200pF
< 9.6 @390pF
<13.8 @1nF
< 6 @0pF
< 52 @200pF
5 mV/Mev:
< 7 @390pF
< 24 @1000pF
45 mV/MeV:
< 35 @390pF
< 59 @1000pF
90 mV/MeV:
< 58 @390pF
< 105 @1000pF
± 4(1) <± 0.05%
(0 ÷ ±8 V peak output)
±2000 1/10(2) SHV or BNC LEMO or BNC
  A422 1 14 pin SIP hybrid 1/45/90 < 9.8 @470pF < 20 ± 8
± 4(3)
< 0.05% ±1000 10 - -
  A422A 1 Shielded box 5/30/60 < 17.5 @1nF < 50 ± 8
± 4(3)
< 0.045% ±5000 10 SHV BNC
(1) Measured with 50 Ohm termination
(2) 1pF: 1422x00xF2 series, for detector capacitance < 200 pF; 10pF: 1422x00xF3 series, for detector capacitance < 1000 pF
(3) ±8 V: Measured with 1 MOhm termination; ±4 V: Measured with 50 Ohm termination
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