CSBA Low Noise Bipolar Current Supply

CSBA provides very low noise current in either ±10 mA or ±30 mA ranges. Main features:

• Adjustment via 10-turn knobs
• Galvanic isolation of drivers from power supply
• Current drift: <10 ppm/°C
• Compliance voltage: 1 V

CSBA-10

• Current range: ±10 mA
• Current noise density: 20 pA/Hz^1/2

CSBA-30

• Current range: ±30 mA
• Current noise density: 60 pA/Hz^1/2

Interface:

• Current output: D-sub 9-pin
• Current adjustment: 10 turn potentiometer
• Modulation input
  • Modulation bandwidth: 3 MHz
• Analog servo input: BNC
  • Modulation input range: ±5 V
  • Modulation output: 10% of full scale (1 mA/V for ±10 mA range)
• Current monitor: SMB
  • Monitor calibration: 1 V/A
• Power: +5 V
  • 120–220 VAC Universal supply provided.

Performance

Ordering

• CSBA-10, Low noise bipolar current supply, ±10 mA. $1955.
• CSBA-40, Low noise bipolar current supply, ±40 mA. $1955.