Keysight 87421A Power Supply
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Keysight 87421A is a compact 25W DC power supply with +12V/2A and –12V/200mA outputs, designed for Keysight microwave amplifiers.
Product details
| Model | 87421A |
| Manufacturer | Keysight |
| Category | DC Power Supplies |
| Availability | Made to order |
Description
Overview
The Keysight 87421A is a universal input DC switching power supply designed to provide bias voltages for Keysight microwave system amplifiers. This compact power supply is ideal for both system integration and bench-top use. The two-meter DC bias cable permits remote placement of amplifiers, allowing flexible system configuration.
Key Features
- Universal input: 90–250 VAC, 50/60 Hz
- Output: +12V at 2A, –12V at 200 mA
- Maximum power: 25 W
- Line regulation: 0.1%
- Load regulation (20% to full load): 2.0%
- Output ripple: 25 mV RMS max
- Output noise: 2% peak-to-peak max
- Overvoltage protection: Yes
- Short-circuit protection: Current limited
- Compact design for easy integration
Applications
- Power supply for Keysight 83006A, 83017A, 83018A, 83050A, 83051A, and 87415A amplifiers
- Bias supply for Keysight 83440C high-speed lightwave converters
- Bench-top and integrated system applications
Specifications
| Type | System Amplifier Supply |
| Frequency | NA |
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Keysight 87421A Power Supply
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