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Keithley 2635B

未検証

System SourceMeter 2600B Series

Fictionalized demonstration record. Identity and technical facts are unverified.

正規キー: keithley/smu/2635b公開エンティティ ID: instr:keithley/smu/2635binstr-core schema: missing
Connectivity:GPIB (IEEE-488)RS-232USB 2.0 (Device)Ethernet (LXI-C)Digital I/OTSP-Link
Supported languages:PythonLabVIEWC.NETMATLAB

Source/Measure Envelope

Voltage202V
Current1.515A
Power30.3W
Iv SweepSource And MeasurePulse MeasurementPower SweepLow Current MeasurementUltra Low Current Measurement

Capability

Source voltage and measure current

SOUR:VOLT

Publish status: 0/3

quick start · datasheet · user reference

機能

Source voltage and measure current

未検証

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

コマンド

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

Ranges

voltage
0 – 202 V
current
0 – 1.515 A
power
0 – 30.3 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.

安全制限

  • 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

未検証

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

コマンド

SOUR:CURRSENS:VOLT:RangeSOUR:CURR:VLIM

Ranges

current
0 – 1.515 A
voltage
0 – 202 V

Prerequisites

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

安全制限

  • 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)

未検証

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

コマンド

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

Ranges

voltage
0 – 202 V
current
0 – 1.515 A

Prerequisites

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

安全制限

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

State transitions

idle → configuredconfigured → sweepingsweeping → idle

Pulse measurement

未検証

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

コマンド

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.

安全制限

  • 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 2635B Quick Start Guide

Bring-up

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

unverified

Keithley 2635B Datasheet

Selection

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

unverified

Keithley 2635B User Reference Manual

Operation

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

メディア

外観とインターフェースメディア

図 プレースホルダ

Demo diagram for Keithley 2635B

仕様

グループ化された仕様と条件

51 件

源/测量范围

最大输出电压

202 V

Source ±DC voltage up to 202 V. Measure ±DC voltage up to 202.4 V. 1-channel configuration.

未検証 · Keithley 2635B demo seed

最大输出电流

1.515 A

Source ±DC current up to 1.515 A. Four-quadrant source or sink operation.

未検証 · Keithley 2635B demo seed

最大输出功率 (DC)

30.3 W

Maximum DC output power per channel: 30.3 W.

未検証 · Keithley 2635B demo seed

最大脉冲功率

200 W

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

未検証 · Keithley 2635B demo seed

电压源精度

量程 1: 200 mV

0.02% + 375 µV

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

未検証 · Keithley 2635B demo seed

量程 2: 2 V

0.02% + 600 µV

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

未検証 · Keithley 2635B demo seed

量程 3: 20 V

0.02% + 5 mV

Programming resolution: 500 µV. Typical noise (0.1 Hz–10 Hz): 300 µV.

未検証 · Keithley 2635B demo seed

量程 4: 200 V

0.02% + 50 mV

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

未検証 · Keithley 2635B demo seed

电流源精度

量程 1: 100 pA

0.15% + 120 fA

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

未検証 · Keithley 2635B demo seed

量程 2: 1 nA

0.15% + 2 pA

Programming resolution: 20 fA. Typical noise (0.1 Hz–10 Hz): 800 fA.

未検証 · Keithley 2635B demo seed

量程 3: 10 nA

0.15% + 5 pA

Programming resolution: 200 fA. Typical noise (0.1 Hz–10 Hz): 2 pA.

未検証 · Keithley 2635B demo seed

量程 4: 100 nA

0.06% + 50 pA

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

未検証 · Keithley 2635B demo seed

量程 5: 1 µA

0.03% + 700 pA

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

未検証 · Keithley 2635B demo seed

量程 6: 10 µA

0.03% + 5 nA

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

未検証 · Keithley 2635B demo seed

量程 7: 100 µA

0.03% + 60 nA

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

未検証 · Keithley 2635B demo seed

量程 8: 1 mA

0.03% + 300 nA

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

未検証 · Keithley 2635B demo seed

量程 9: 10 mA

0.03% + 6 µA

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

未検証 · Keithley 2635B demo seed

量程 10: 100 mA

0.03% + 30 µA

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

未検証 · Keithley 2635B demo seed

量程 11: 1 A

0.05% + 1.8 mA

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

未検証 · Keithley 2635B demo seed

量程 12: 1.5 A

0.06% + 4 mA

Programming resolution: 50 µA. Typical noise (0.1 Hz–10 Hz): 150 µA.

未検証 · Keithley 2635B demo seed

量程 13: 10 A (pulse)

0.5% + 40 mA

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

未検証 · Keithley 2635B demo seed

电压测量精度

量程 1: 200 mV

0.015% + 225 µV

Display resolution: 100 nV. Input resistance: >10¹⁴ Ω.

未検証 · Keithley 2635B demo seed

量程 2: 2 V

0.02% + 350 µV

Display resolution: 1 µV. Input resistance: >10¹⁴ Ω.

未検証 · Keithley 2635B demo seed

量程 3: 20 V

0.015% + 5 mV

Display resolution: 10 µV. Input resistance: >10¹⁴ Ω.

未検証 · Keithley 2635B demo seed

量程 4: 200 V

0.015% + 50 mV

Display resolution: 100 µV. Input resistance: >10¹⁴ Ω.

未検証 · Keithley 2635B demo seed

电流测量精度

量程 1: 100 pA

0.15% + 120 fA

Display resolution: 100 aA.

未検証 · Keithley 2635B demo seed

量程 2: 1 nA

0.15% + 240 fA

Display resolution: 1 fA.

未検証 · Keithley 2635B demo seed

量程 3: 10 nA

0.15% + 3 pA

Display resolution: 10 fA.

未検証 · Keithley 2635B demo seed

量程 4: 100 nA

0.06% + 40 pA

Display resolution: 100 fA.

未検証 · Keithley 2635B demo seed

量程 5: 1 µA

0.025% + 400 pA

Display resolution: 1 pA.

未検証 · Keithley 2635B demo seed

量程 6: 10 µA

0.025% + 1.5 nA

Display resolution: 10 pA.

未検証 · Keithley 2635B demo seed

量程 7: 100 µA

0.02% + 25 nA

Display resolution: 100 pA.

未検証 · Keithley 2635B demo seed

量程 8: 1 mA

0.02% + 200 nA

Display resolution: 1 nA.

未検証 · Keithley 2635B demo seed

量程 9: 10 mA

0.02% + 2.5 µA

Display resolution: 10 nA.

未検証 · Keithley 2635B demo seed

量程 10: 100 mA

0.02% + 20 µA

Display resolution: 100 nA.

未検証 · Keithley 2635B demo seed

量程 11: 1 A

0.03% + 1.5 mA

Display resolution: 1 µA.

未検証 · Keithley 2635B demo seed

量程 12: 1.5 A

0.05% + 3.5 mA

Display resolution: 1 µA.

未検証 · Keithley 2635B demo seed

量程 13: 10 A (pulse)

0.4% + 25 mA

Display resolution: 10 µA.

未検証 · Keithley 2635B 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.

未検証 · Keithley 2635B demo seed

过冲

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

Output overshoot for voltage step changes.

未検証 · Keithley 2635B demo seed

输出噪声

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

Voltage output noise measured in specified frequency band.

未検証 · Keithley 2635B 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.

未検証 · Keithley 2635B demo seed

过温保护

Internally sensed temperature overload; instrument enters standby mode

Automatic protection when internal temperature exceeds safe limits.

未検証 · Keithley 2635B 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.

未検証 · Keithley 2635B demo seed

最小电流限值 (Compliance)

100 pA (bipolar current limit, accuracy same as current source)

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

未検証 · Keithley 2635B demo seed

环境与物理

工作温度

0 °C to 50 °C

Operating ambient temperature range.

未検証 · Keithley 2635B demo seed

尺寸 (H×W×D)

88.5 mm × 213 mm × 460 mm (H×W×D)

Instrument physical dimensions without protrusions.

未検証 · Keithley 2635B demo seed

重量

5.4 kg

Net instrument weight.

未検証 · Keithley 2635B 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.

未検証 · Keithley 2635B demo seed

触发输入→源变化延迟

10 µs

Latency from trigger input to source level change.

未検証 · Keithley 2635B 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.

未検証 · Keithley 2635B demo seed

MEASUREMENT PREVIEW / 001

合成測定データとコンテキスト

デモデータ
VISUALIZATION DEFERRED

Keithley 2635B

Demo ultra-low current IV sweep

メソッド
Synthetic ultra-low current SMU sweep
取得日
2026-06-29
状態
デモデータ / 未検証
ソース
Keithley 2635B demo seed
入力読み取り値
00
500.000375
1000.00075
1500.001125
2000.0015

合成値は UI とデータ構造のデモ専用です。メーカーの試験結論を表すものではなく、エンジニアリング判断には使用できません。

ソース来歴

ソースと来歴

  • Keithley 2635B demo seed

    Fictionalized seed; not suitable for engineering decisions

    instr.cc demo dataset · 未検証

レコードバージョン
0.1.0-demo
Schema バージョン
0.3.0-demo
更新日
2026-06-29
ライセンス
CC0-1.0 for fictionalized demo content only
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