The Keysight B2912A is a high-performance 2-channel Precision Source Measure Unit (SMU) capable of sourcing and measuring both voltage and current. It delivers a wide measurement range with high resolution down to 10 fA and 100 nV, alongside high-speed digitizing capabilities, a graphical user interface, and standard PC connectivity interfaces.
Specifications
General
| Parameter | Value |
|---|---|
| Interfaces | GPIB, LAN (LXI Class C compliant), USB 2.0 (Host and Device), Digital I/O (9-pin D-sub) |
| Display | 4.3 inch Color TFT LCD with 480 x 272 resolution |
| Calibration Interval | 1 year |
Physical
| Parameter | Value |
|---|---|
| Power Supply | 100 V to 240 V AC (±10%), 50 Hz / 60 Hz, 250 VA maximum |
| Operating Temperature | 0 °C to 55 °C |
| Dimensions (W×H×D) | 213 mm W x 88 mm H x 348 mm D (without bumpers and handle) |
| Weight | 6.4 kg |
Key Specifications & Channel Configuration
| Parameter | Value |
|---|---|
| Number of Channels | 2 |
| Maximum Voltage Range | ±210 V |
| Maximum Current Range | ±3 A DC, ±10.5 A pulsed |
| Maximum Output Power per Channel | 31.8 W |
| Measurement Resolution (Voltage) | 100 nV |
| Measurement Resolution (Current) | 10 fA |
| Source Resolution (Voltage) | 100 nV |
| Source Resolution (Current) | 10 fA |
| Guarding Configuration | Active Guard (via triaxial connectors) |
| Supported Operation Modes | Voltage Source, Current Source, Voltage Measure, Current Measure, Resistance Measure |
Voltage Source Specifications
| Parameter | Value |
|---|---|
| Voltage Ranges | 200 mV, 2 V, 20 V, 200 V |
| Voltage Programming Resolution | 100 nV (at 200 mV range) |
| Voltage Limit (Compliance) Range | 200 mV to 210 V |
| Overvoltage Protection (OVP) | Programmable |
Current Source Specifications
| Parameter | Value |
|---|---|
| Current Ranges | 10 nA, 100 nA, 1 µA, 10 µA, 100 µA, 1 mA, 10 mA, 100 mA, 1 A, 1.5 A, 3 A (DC), 10.5 A (pulsed) |
| Current Programming Resolution | 10 fA (at 10 nA range) |
| Current Limit (Compliance) Range | 10 nA to 10.5 A |
| Overcurrent Protection (OCP) | Programmable |
Voltage Measurement Specifications
| Parameter | Value |
|---|---|
| Voltage Measurement Ranges | 200 mV, 2 V, 20 V, 200 V |
| Voltage Measurement Resolution | 100 nV |
| Input Impedance | >90 GΩ (at 200 mV and 2 V ranges) |
Current Measurement Specifications
| Parameter | Value |
|---|---|
| Current Measurement Ranges | 10 nA, 100 nA, 1 µA, 10 µA, 100 µA, 1 mA, 10 mA, 100 mA, 1 A, 1.5 A, 3 A (DC), 10.5 A (pulsed) |
| Current Measurement Resolution | 10 fA |
Pulse and Waveform Generator Specifications
| Parameter | Value |
|---|---|
| Minimum Pulse Width | 50 µs |
| Maximum Pulse Width | 99.999 s |
| Pulse Width Resolution | 1 µs |
| Maximum Number of Arbitrary Steps | 100,000 points |
Digitizing and Triggering Capabilities
| Parameter | Value |
|---|---|
| Maximum Sampling Rate | 100,000 samples/second |
| Minimum Sampling Interval | 10 µs |
| Data Buffer Size | 100,000 readings per channel |
| Trigger Inputs | Digital I/O |
| Trigger Outputs | Digital I/O |
Connectivity, Interfaces, and Integration
| Parameter | Value |
|---|---|
| GPIB Port | Yes (IEEE-488.2) |
| LAN Interface | Yes (10Base-T/100Base-TX) |
| LXI Compliance Class | LXI Class C |
| USB Ports | USB 2.0 Host (front) & USB 2.0 Device (rear) |
| Digital I/O Interface | 25-pin D-sub |
| Interlock Connector | Yes (rear panel) |
| BNC/Triaxial Connections | Triaxial outputs (rear panel) |
| Active Guard Terminals | Yes |
User Interface and Display
| Parameter | Value |
|---|---|
| Display Type | 4.3 inch Color TFT |
| Display Resolution | 480 x 272 pixels |
| Number of Display Channels Shown | 2 |
| Front Panel Controls | Rotary knob, numeric keypad, function keys |
| Graphical Plotting Support | Yes (Graph View, Roll View) |
Software and Programming
| Parameter | Value |
|---|---|
| Programming Language Support | SCPI, Keithley 2400 Emulation |
| Emulation Modes | Keithley 2400 |
| Companion Software Support | Keysight EasyEXPERT group+, BenchVue |
Safety, Environmental, and Compliance
| Parameter | Value |
|---|---|
| Storage Temperature Range | -30 °C to 70 °C |
| Operating Humidity Range | 30% to 80% RH (non-condensing) |
| Maximum Common Mode Voltage | 250 V AC/DC (Isolation) |
| Warm-up Time | 40 minutes |
Physical and Power Specifications
| Parameter | Value |
|---|---|
| Power Supply Voltage Range | 100 V to 240 V AC (±10%) |
| Maximum Power Consumption | 250 VA |
| Cooling Fan Type | Internal forced-air cooling |
| Rack Mount Compatibility | Yes (2U half-rack) |
Physical Specifications
| Parameter | Value |
|---|---|
| Power Supply Frequency Range | 50 Hz to 60 Hz (±10%) |
Accuracy
| Parameter | Value |
|---|---|
| Basic Voltage Source Accuracy | 0.015% |
| Basic Current Source Accuracy | 0.03% |
| Basic Voltage Measurement Accuracy | 0.012% |
| Basic Current Measurement Accuracy | 0.02% |
Performance
| Parameter | Value |
|---|---|
| Sense Connection Modes | 2-wire (local) or 4-wire (remote) sensing |
| Maximum Force-Sense Voltage Drop | 3 V (maximum voltage drop in lead resistance) |
| Sweep Modes | Linear, Logarithmic, List |
Environmental
| Parameter | Value |
|---|---|
| Operating Altitude | Up to 2,000 m |
| Storage Altitude | Up to 4,600 m |
| Pollution Degree | Pollution Degree 2 |
Compliance
| Parameter | Value |
|---|---|
| EMC Compliance | EN61326-1, EN55011 Group 1 Class A, ICES-001 Group 1 Class A |
| Safety Compliance | IEC61010-1, EN61010-1, UL61010-1, CAN/CSA-C22.2 No. 61010-1 |
Display
| Parameter | Value |
|---|---|
| Display Size | 4.3 inches |
Source
| Parameter | Value |
|---|---|
| Source Modes | DC, Pulse, Sweep, Pulsed Sweep |
Guarding
| Parameter | Value |
|---|---|
| Maximum Guard Offset Voltage | ±3 mV |
Measurement
| Parameter | Value |
|---|---|
| Maximum Sense Lead Resistance | 10 Ω |
Triggering
| Parameter | Value |
|---|---|
| Trigger Sources | Immediate, Timer, Manual, Bus (GPIB, LAN, USB), External (Digital I/O) |
Interfaces
| Parameter | Value |
|---|---|
| USB Host Port Type | USB 2.0 Type-A (front panel) |
| USB Device Port Type | USB 2.0 Type-B (rear panel) |
| LAN Port Standard | 10BASE-T / 100BASE-TX (RJ-45) |
| GPIB Port Standard | IEEE-488.2 |
| Digital I/O Connector Type | 9-pin D-sub |
| Interlock Connector Type | 3-pin terminal block |
Technology
Source Measure Unit (SMU)
Applications
Semiconductor testing, device characterization, materials research, and electronic component evaluation