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Keithley 2604B

Unverified

System SourceMeter 2600B Series

Fictionalized demonstration record. Identity and technical facts are unverified.

CANONICAL KEY: keithley/smu/2604bPUBLIC ENTITY ID: instr:keithley/smu/2604binstr-core schema: missing
Connectivity:GPIB (IEEE-488)RS-232USB 2.0 (Device)Ethernet (LXI-C)Digital I/O
Supported languages:PythonLabVIEWC.NETMATLAB

Source/Measure Envelope

Voltage40.4V
Current3.03A
Power40.4W
Iv SweepSource And MeasurePulse MeasurementPower Sweep

Capability

Source voltage and measure current

SOUR:VOLT

Publish status: 0/3

quick start · datasheet · user reference

CAPABILITIES

Source voltage and measure current

Unverified

Four-quadrant voltage source with simultaneous current measurement. Supports DC and pulsed output modes.

Commands

SOUR:VOLTSOUR:VOLT:RangeSENS:CURR:RangeSOUR:VOLT:ILIM

Ranges

voltage
0 – 40.4 V
current
0 – 3.03 A
power
0 – 40.4 W

Prerequisites

  • · Verify instrument identity, firmware version, and calibration status.
  • · Set current compliance before enabling voltage output.
  • · Use 4-wire (remote sense) connection for accurate DUT voltage.

Safety limits

  • Maximum floating voltage is 250 V DC. Never exceed between any terminal and earth ground.
  • Set current compliance before enabling output. Compliance must be below DUT damage threshold.

State transitions

idle → configuredconfigured → outputtingoutputting → idle

Source current and measure voltage

Unverified

Four-quadrant current source with simultaneous voltage measurement. Used for diode, LED, and transistor characterization.

Commands

SOUR:CURRSENS:VOLT:RangeSOUR:CURR:VLIM

Ranges

current
0 – 3.03 A
voltage
0 – 40.4 V

Prerequisites

  • · Verify instrument identity and command compatibility.
  • · Set voltage compliance before enabling current output.

Safety limits

  • Set voltage compliance before enabling high-current output. Verify DUT wiring and thermal limits.

State transitions

idle → configuredconfigured → outputtingoutputting → idle

IV sweep (I-V characteristic curve)

Unverified

Automated voltage or current sweep with simultaneous measurement to generate I-V curves. Supports linear, logarithmic, and custom sweep patterns.

Commands

SOUR:SWE:VOLT:LINSOUR:SWE:VOLT:LOGTRIG:TRAN:DEL

Ranges

voltage
0 – 40.4 V
current
0 – 3.03 A

Prerequisites

  • · Configure sweep range within instrument and DUT safe limits.
  • · Set appropriate compliance before starting sweep.
  • · Use reading buffer to store sweep results.

Safety limits

  • Sweep must not exceed DUT absolute maximum ratings. Use compliance limits.

State transitions

idle → configuredconfigured → sweepingsweeping → idle

Pulse measurement

Unverified

High-current pulsed output up to 10 A with <100 µs pulse width. Minimizes device self-heating during characterization.

Commands

SOUR:PULS:VOLTSOUR:PULS:WIDTSOUR:PULS:DEL

Ranges

pulse current
0 – 10 A
pulse width
0 – 100 µs

Prerequisites

  • · Verify pulse duty cycle constraints to avoid instrument overload.
  • · Set baseline (off-state) compliance before pulse.

Safety limits

  • Pulse mode can deliver high transient power. Ensure DUT and cabling can handle peak current.
  • Duty cycle must be within instrument specification to prevent thermal damage.

State transitions

idle → configuredconfigured → pulsingpulsing → idle

SMU DOCUMENT PACKAGE

unverified

Keithley 2604B Quick Start Guide

Bring-up

Bring-up checklist for installation, front-panel orientation, first connection, and safe first output checks.

unverified

Keithley 2604B Datasheet

Selection

Selection-stage envelope for source ranges, measurement resolution, accuracy notes, timing, and environmental limits.

unverified

Keithley 2604B User Reference Manual

Operation

Operational reference for programming model, SCPI behavior, status registers, triggering, protection, and troubleshooting.

MEDIA

Appearance & interface media

Diagram placeholder

Demo diagram for Keithley 2604B

SPECIFICATIONS

Grouped specifications & conditions

45 items

源/测量范围

最大输出电压

40.4 V

Source ±DC voltage up to 40.4 V. Measure ±DC voltage up to 40.8 V. 2-channel configuration.

Unverified · Keithley 2604B demo seed

最大输出电流

3.03 A

Source ±DC current up to 3.03 A. Four-quadrant source or sink operation.

Unverified · Keithley 2604B demo seed

最大输出功率 (DC)

40.4 W

Maximum DC output power per channel: 40.4 W.

Unverified · Keithley 2604B demo seed

最大脉冲功率

200 W

Pulsing capability for high-power transient measurements. Duty cycle and pulse width constraints apply.

Unverified · Keithley 2604B demo seed

电压源精度

量程 1: 100 mV

0.02% + 250 µV

Programming resolution: 5 µV. Typical noise (0.1 Hz–10 Hz): 20 µV.

Unverified · Keithley 2604B demo seed

量程 2: 1 V

0.02% + 400 µV

Programming resolution: 50 µV. Typical noise (0.1 Hz–10 Hz): 50 µV.

Unverified · Keithley 2604B demo seed

量程 3: 6 V

0.02% + 1.8 mV

Programming resolution: 50 µV. Typical noise (0.1 Hz–10 Hz): 100 µV.

Unverified · Keithley 2604B demo seed

量程 4: 40 V

0.02% + 12 mV

Programming resolution: 500 µV. Typical noise (0.1 Hz–10 Hz): 500 µV.

Unverified · Keithley 2604B demo seed

电流源精度

量程 1: 100 nA

0.06% + 100 pA

Programming resolution: 2 pA. Typical noise (0.1 Hz–10 Hz): 5 pA.

Unverified · Keithley 2604B demo seed

量程 2: 1 µA

0.03% + 800 pA

Programming resolution: 20 pA. Typical noise (0.1 Hz–10 Hz): 25 pA.

Unverified · Keithley 2604B demo seed

量程 3: 10 µA

0.03% + 5 nA

Programming resolution: 200 pA. Typical noise (0.1 Hz–10 Hz): 60 pA.

Unverified · Keithley 2604B demo seed

量程 4: 100 µA

0.03% + 60 nA

Programming resolution: 2 nA. Typical noise (0.1 Hz–10 Hz): 3 nA.

Unverified · Keithley 2604B demo seed

量程 5: 1 mA

0.03% + 300 nA

Programming resolution: 20 nA. Typical noise (0.1 Hz–10 Hz): 6 nA.

Unverified · Keithley 2604B demo seed

量程 6: 10 mA

0.03% + 6 µA

Programming resolution: 200 nA. Typical noise (0.1 Hz–10 Hz): 200 nA.

Unverified · Keithley 2604B demo seed

量程 7: 100 mA

0.03% + 30 µA

Programming resolution: 2 µA. Typical noise (0.1 Hz–10 Hz): 600 nA.

Unverified · Keithley 2604B demo seed

量程 8: 1 A

0.05% + 1.8 mA

Programming resolution: 20 µA. Typical noise (0.1 Hz–10 Hz): 70 µA.

Unverified · Keithley 2604B demo seed

量程 9: 3 A

0.06% + 4 mA

Programming resolution: 20 µA. Typical noise (0.1 Hz–10 Hz): 150 µA.

Unverified · Keithley 2604B demo seed

量程 10: 10 A (pulse)

0.5% + 40 mA

Programming resolution: 200 µA. Typical noise (0.1 Hz–10 Hz): N/A.

Unverified · Keithley 2604B demo seed

电压测量精度

量程 1: 200 mV

0.015% + 225 µV

Display resolution: 100 nV. Input resistance: >10 GΩ.

Unverified · Keithley 2604B demo seed

量程 2: 2 V

0.02% + 350 µV

Display resolution: 1 µV. Input resistance: >10 GΩ.

Unverified · Keithley 2604B demo seed

量程 3: 20 V

0.015% + 5 mV

Display resolution: 10 µV. Input resistance: >10 GΩ.

Unverified · Keithley 2604B demo seed

量程 4: 200 V

0.015% + 50 mV

Display resolution: 100 µV. Input resistance: >10 GΩ.

Unverified · Keithley 2604B demo seed

电流测量精度

量程 1: 100 nA

0.06% + 40 pA

Display resolution: 100 fA.

Unverified · Keithley 2604B demo seed

量程 2: 1 µA

0.025% + 400 pA

Display resolution: 1 pA.

Unverified · Keithley 2604B demo seed

量程 3: 10 µA

0.025% + 1.5 nA

Display resolution: 10 pA.

Unverified · Keithley 2604B demo seed

量程 4: 100 µA

0.02% + 25 nA

Display resolution: 100 pA.

Unverified · Keithley 2604B demo seed

量程 5: 1 mA

0.02% + 200 nA

Display resolution: 1 nA.

Unverified · Keithley 2604B demo seed

量程 6: 10 mA

0.02% + 2.5 µA

Display resolution: 10 nA.

Unverified · Keithley 2604B demo seed

量程 7: 100 mA

0.02% + 20 µA

Display resolution: 100 nA.

Unverified · Keithley 2604B demo seed

量程 8: 1 A

0.03% + 1.5 mA

Display resolution: 1 µA.

Unverified · Keithley 2604B demo seed

量程 9: 3 A

0.05% + 3.5 mA

Display resolution: 1 µA.

Unverified · Keithley 2604B demo seed

量程 10: 10 A (pulse)

0.4% + 25 mA

Display resolution: 10 µA.

Unverified · Keithley 2604B demo seed

瞬态特性

建立时间

<70 µs for output to recover within 0.1% for 10%–90% load step

Time required to reach within 0.1% of final value after source level command.

Unverified · Keithley 2604B demo seed

过冲

<±(0.1% + 10 mV) typical, step 10%–90% of range, resistive load

Output overshoot for voltage step changes.

Unverified · Keithley 2604B demo seed

输出噪声

<20 mV peak-to-peak (typical), <3 mV RMS, 6 V range, 10 Hz–20 MHz

Voltage output noise measured in specified frequency band.

Unverified · Keithley 2604B demo seed

保护与安全

最大浮地电压

250 V DC

Maximum DC voltage between any output terminal and chassis ground.

Unverified · Keithley 2604B demo seed

过温保护

Internally sensed temperature overload; instrument enters standby mode

Automatic protection when internal temperature exceeds safe limits.

Unverified · Keithley 2604B demo seed

最小电压限值 (Compliance)

20 mV (bipolar voltage limit, accuracy same as voltage source)

Bipolar voltage limit set with single value. Accuracy same as voltage source.

Unverified · Keithley 2604B demo seed

最小电流限值 (Compliance)

10 nA (bipolar current limit, accuracy same as current source)

Bipolar current limit set with single value. Accuracy same as current source.

Unverified · Keithley 2604B demo seed

环境与物理

工作温度

0 °C to 50 °C

Operating ambient temperature range.

Unverified · Keithley 2604B demo seed

尺寸 (H×W×D)

88.5 mm × 213 mm × 460 mm (H×W×D)

Instrument physical dimensions without protrusions.

Unverified · Keithley 2604B demo seed

重量

5.4 kg

Net instrument weight.

Unverified · Keithley 2604B demo seed

编程与同步

触发输入→输出延迟

0.5 µs

Latency from trigger input to trigger output.

Unverified · Keithley 2604B demo seed

触发输入→源变化延迟

10 µs

Latency from trigger input to source level change.

Unverified · Keithley 2604B demo seed

多节点同步精度

<0.5 µs (TSP-Link multi-node synchronized source change)

Channel-to-channel synchronization jitter via TSP-Link.

Unverified · Keithley 2604B demo seed

MEASUREMENT PREVIEW / 001

Synthetic measurement data and context

Demo Data
VISUALIZATION DEFERRED

Keithley 2604B

Demo 40V IV sweep

Method
Synthetic 40V SMU sweep
Acquired
2026-06-29
Status
Demo data / unverified
Source
Keithley 2604B demo seed
InputReading
00
100.00075
200.0015
300.00225
400.003

Synthetic values are only for UI and data-structure demonstration. They do not represent vendor test conclusions and must not be used for engineering decisions.

SOURCE PROVENANCE

Source & provenance

  • Keithley 2604B demo seed

    Fictionalized seed; not suitable for engineering decisions

    instr.cc demo dataset · Unverified

Record version
0.1.0-demo
Schema version
0.3.0-demo
Updated
2026-06-29
License
CC0-1.0 for fictionalized demo content only
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