HCA-2M-1M-C高速固定增益纳秒响应电流放大器前置模块FEMTO

Specifications

Test Conditions

Vs = ± 15 V, Ta = 25°C

Gain

Transimpedance

1 x 106 V/A (@ 50 Ω load)

Gain Accuracy

± 1 %

Frequency Response

Lower Cut-Off Frequency

DC

Upper Cut-Off Frequency (- 3 dB)

2 MHz

Rise / Fall Time (10 % - 90 %)

180 ns

Gain Flatness

± 0.3 dB

Input

Equ. Input Noise Current

3.5 pA/√Hz (@ 100 kHz)

Equ. Input Noise Voltage

0.8 nV/√Hz (@ 100 kHz)

Input Bias Current

18 µA typ.

Input Bias Current Drift

0.8 nA / K

Offset Current Compensation

± 6 µA adjustable by offset trimpot

Input Current Range

± 1.5 µA (for linear amplification)

Input Offset Voltage

3 mV

DC Input Impedance

50 Ω (virtual) // 5 pF

Output

Output Voltage Range

± 1.5 V (@ 50 Ω load)  for linear operation and low harmonic distortion

Output Impedance

50 Ω (terminate with 50 Ω load for best performance)

Bias Output

Bias Output Voltage Range

± 12 V, adjustable by bias trimpot

Bias Output Impedance

10 kΩ // 1 µF

Power Supply

Supply Voltage

± 15 V

Supply Current

± 50 mA typ.  (depends on operating conditions, recommended  power supply capability minimum ± 150 mA)