Keysight / Agilent 33502A Isolated Amplifier - 2 Channel, 50 Vpp

Introducing the Keysight 33502A, a dual-channel high voltage output amplifier engineered for precision and reliability in various test and measurement applications. This amplifier features an isolated analog front end that can deliver an impressive output voltage range of up to 50 Vpp (±25 V). With its exceptionally low distortion rate, measuring less than 0.01% at 10 kHz and 40 Vpp, the Keysight 33502A is the ideal companion for function generators, allowing for enhanced and pristine higher voltage outputs.

Key Features and Specifications of the Keysight 33502A:

General Characteristics:

• Number of Channels: 2
• Channel-to-Channel Ground Connection: Not connected in BYPASS ON; connected with both channels OFF or in Gain of 5x
• Floating Voltage: ±42 Vpk to earth
• Full-Power Bandwidth: 100 kHz @ 50 Vpp
• Small-Signal Bandwidth: > 300 kHz
• Slew Rate: 20 V/ms minimum
• Total Harmonic Distortion + Noise (THD+N): < 0.01% @ 10 kHz, 40 Vpp
• Maximum Output Drive: 200 mA

Input Configuration & Specifications:

• Input Coupling:
• AC Coupling: Programmable
• DC Coupling: Default, Programmable
• Input Impedance:
• 1 MO: Default, Programmable
• 50 Ω: Programmable
• Input Voltage Range:
• Maximum Voltage Range: ±5 Vpk for gain of 5x, ±30 Vpk for bypass
• Damage Level: ±10 Vpk for 50 Ω input, ±35 Vpk for 1 MO input
• Input Path: Programmable gain of 5x, bypass (1x), or off state
• Input Gain 5X: 5X, Fixed, Non-Inverting
• Gain Accuracy: ±0.1% @ 1 kHz (measured with ≥1 MO load and 1 MO input selection)
• Flatness DC Coupling:
• 0.1%: DC - 10 kHz
• 1%: DC - 40 kHz
• 5%: DC - 100 kHz
• Flatness AC Coupling:
• 0.1%: 30 Hz - 10 kHz
• 1%: 10 Hz - 40 kHz
• 5%: 3 Hz - 100 kHz
• Small Signal Bandwidth: > 300 kHz (-3dB)
• Full Power Bandwidth: 100 kHz @ 50 Vpp output
• Input Bypass:
• Bandwidth for 50 Ω system: > 300 MHz (-3dB)
• Maximum Current: 0.2 Apk
• Noise:
• Input Referred Noise: < 40 nV/√Hz @ 1 kHz

Output Configuration and Specifications:

• Output Current: 200 mA (150 mA for continuous output from -8 V to +8 V)
• DC Output Resistance: < 2 Ω
• Max Output Level: ±25 Vpk for all loads > 250 Ω
• Output DC Offset: < 10 mV
• Output Slew Rate: > 20 V/μs for all loads > 250 Ω
• THD + N: < 0.01% @ 10 kHz, 40 Vpp for all loads > 250 Ω
• Aberrations: < 5% for waveforms with
• Transition Time: (Final value ±1% of step size) > 2.5 μSec + 50 nSec/volt of output step for all loads > 250 Ω
• Channel-to-Channel Isolation: > 75 dB for gains of 5x
• Capacitive Load for No Oscillation: < 1 nF
• Output Protection:
• Continuous short circuit protection
• Thermal overload shutdown
• Over temperature status flag

General Characteristics:

• Power Supply: 100V/120V/220V/240V ± 10%
• Power Line Frequency: 50–60 Hz ± 10%, 400 Hz ± 10%
• Power Consumption: 100 VA peak (typical value depends on configuration and load)

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