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B&K PRECISION Power Supply: Switching Digital DC, 3.5 in H x 7.9 in W x 10.8 in D - Switching Digital DC Power Supplies
B&K PRECISIONSwitching Digital DC Power Supplies

B&K PRECISION Power Supply: Switching Digital DC, 3.5 in H x 7.9 in W x 10.8 in D

The B&K PRECISION 1902B is a switching digital DC power supply. It features a line regulation voltage of 20 mV and a line regulation current of 50 mA, with a load regulation voltage of 20 mV and a load regulation…

SKU 3G-OTH-173690

Brand
B&K PRECISION
Item
Power Supply: Switching Digital DC, 3.5 in H x 7.9 in W x 10.8 in D
Category
Switching Digital DC Power Supplies
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Technical Specifications

B&K PRECISION
Manufacturer Part Number
1902B
Type
3.5 in H x 7.9 in W x 10.8 in D, Not Certified
Includes
AC Power Cord
Power Supply Type
Switching Digital DC
Line Regulation Current
50 mA
Line Regulation Voltage
20mV
Load Regulation Current
150 mA
Load Regulation Voltage
20 mV
Ripple Voltage Regulation
5mVrms
Calibration Certificate Type
Not Certified
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B&K PRECISION Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The B&K PRECISION 1902B is a switching digital DC power supply. It features a line regulation voltage of 20 mV and a line regulation current of 50 mA, with a load regulation voltage of 20 mV and a load regulation current of 150 mA. Ripple voltage regulation is 5 mVrms. This unit includes an AC power cord and is not certified.

Used in

Common applications for B&K PRECISION
R&D lab testing — B&K Precision 4040B sweep function generator for signal injection and frequency response analysis
Production line quality control — B&K Precision 2567B digital oscilloscope for waveform verification and FFT analysis
Field service data logging — B&K Precision DAS240-BAT portable data recorder with 20-channel module for multi-sensor monitoring
Power supply testing — B&K Precision DC electronic loads for load regulation and efficiency measurements
Educational electronics training — B&K Precision benchtop oscilloscopes and signal generators for student lab exercises
Automated test systems — B&K Precision rack-mounted power supplies with DRRM3U1 kit for integrated test racks

B&K PRECISION Products

3G Electric supplies B&K PRECISION switching digital dc power supplies. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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B&K PRECISION DC Power Supply: Switching Digital DC, 3.5 in H x 7.9 in W x 8.2 in D, Not Certified (MPN 1687B). Key specifications — Line Regulation Current: 50 mA; Load Regulation Voltage: 20 mV; Calibration Certificate Type: Not Certified; Manufacturer Part Number: 1687B; Brand: B&K PRECISION; Includes: AC Power Cord; Line Regulation Voltage: More Than or Equal to 20mV; Load Regulation Current: 100 mA.
B&K PRECISION
B&K PRECISION DC Power Supply: Switching Digital DC, 3.5 in H x 7.9 in W x 8.2 in D, Not Certified (MPN 1687B). Key specifications — Line Regulation Current: 50 mA; Load Regulation Voltage: 20 mV; Calibration Certificate Type: Not Certified; Manufacturer Part Number: 1687B; Brand: B&K PRECISION; Includes: AC Power Cord; Line Regulation Voltage: More Than or Equal to 20mV; Load Regulation Current: 100 mA.
B&K PRECISION DC Power Supply: Switching Digital DC, 3.5 in H x 7.9 in W x 10.8 in D, Not Certified (MPN 1900B). Key specifications — Line Regulation Current: 50 mA; Load Regulation Voltage: 20 mV; Calibration Certificate Type: Not Certified; Manufacturer Part Number: 1900B; Brand: B&K PRECISION; Includes: USB Cable; Line Regulation Voltage: 20mV; Load Regulation Current: 200 mA.
B&K PRECISION
B&K PRECISION DC Power Supply: Switching Digital DC, 3.5 in H x 7.9 in W x 10.8 in D, Not Certified (MPN 1900B). Key specifications — Line Regulation Current: 50 mA; Load Regulation Voltage: 20 mV; Calibration Certificate Type: Not Certified; Manufacturer Part Number: 1900B; Brand: B&K PRECISION; Includes: USB Cable; Line Regulation Voltage: 20mV; Load Regulation Current: 200 mA.
B&K PRECISION DC Power Supply: Switching Digital DC, 4.33 in H x 8.66 in W x 14.17 in D, LED, 1694. Key specifications — Load Regulation Voltage: 0.1% + 5 mV; Calibration Certificate Type: Not Certified; Manufacturer Part Number: 1694; Brand: B&K PRECISION; Includes: Remote Control Connector; Line Regulation Voltage: 0.05% + 3mV; Load Regulation Current: 0.1% + 5 mV; Ripple Voltage Regulation: 40 mVpp.
B&K PRECISION
B&K PRECISION DC Power Supply: Switching Digital DC, 4.33 in H x 8.66 in W x 14.17 in D, LED, 1694. Key specifications — Load Regulation Voltage: 0.1% + 5 mV; Calibration Certificate Type: Not Certified; Manufacturer Part Number: 1694; Brand: B&K PRECISION; Includes: Remote Control Connector; Line Regulation Voltage: 0.05% + 3mV; Load Regulation Current: 0.1% + 5 mV; Ripple Voltage Regulation: 40 mVpp.
B&K PRECISION DC Power Supply: Switching Digital DC, 3.5 in H x 7.9 in W x 8.2 in D, Not Certified (MPN 1685B). Key specifications — Line Regulation Current: 50 mA; Load Regulation Voltage: 20 mV; Calibration Certificate Type: Not Certified; Manufacturer Part Number: 1685B; Brand: B&K PRECISION; Includes: USB Cable; Line Regulation Voltage: More Than or Equal to 20mV; Load Regulation Current: 100 mA.
B&K PRECISION
B&K PRECISION DC Power Supply: Switching Digital DC, 3.5 in H x 7.9 in W x 8.2 in D, Not Certified (MPN 1685B). Key specifications — Line Regulation Current: 50 mA; Load Regulation Voltage: 20 mV; Calibration Certificate Type: Not Certified; Manufacturer Part Number: 1685B; Brand: B&K PRECISION; Includes: USB Cable; Line Regulation Voltage: More Than or Equal to 20mV; Load Regulation Current: 100 mA.
B&K PRECISION DC Power Supply: Switching Digital DC, 8.67 in H x 8.67 in W x 11.82 in D, 2 Displays (MPN 1692). Key specifications — Load Regulation Voltage: +/-230 mV; Calibration Certificate Type: Not Certified; Manufacturer Part Number: 1692; Brand: B&K PRECISION; Includes: AC Power Cord; Line Regulation Voltage: 80mV; Load Regulation Current: +/-230 mV (0 to 100% Load); Ripple Voltage Regulation: Less Than 10 mVrms.
B&K PRECISION
B&K PRECISION DC Power Supply: Switching Digital DC, 8.67 in H x 8.67 in W x 11.82 in D, 2 Displays (MPN 1692). Key specifications — Load Regulation Voltage: +/-230 mV; Calibration Certificate Type: Not Certified; Manufacturer Part Number: 1692; Brand: B&K PRECISION; Includes: AC Power Cord; Line Regulation Voltage: 80mV; Load Regulation Current: +/-230 mV (0 to 100% Load); Ripple Voltage Regulation: Less Than 10 mVrms.
B&K PRECISION DC Power Supply: Switching Digital DC, 3.5 in H x 7.9 in W x 8.2 in D, Not Certified (MPN 1688B). Key specifications — Line Regulation Current: 50 mA; Load Regulation Voltage: 20 mV; Calibration Certificate Type: Not Certified; Manufacturer Part Number: 1688B; Brand: B&K PRECISION; Includes: AC Power Cord; Line Regulation Voltage: More Than or Equal to 20mV; Load Regulation Current: 100 mA.
B&K PRECISION
B&K PRECISION DC Power Supply: Switching Digital DC, 3.5 in H x 7.9 in W x 8.2 in D, Not Certified (MPN 1688B). Key specifications — Line Regulation Current: 50 mA; Load Regulation Voltage: 20 mV; Calibration Certificate Type: Not Certified; Manufacturer Part Number: 1688B; Brand: B&K PRECISION; Includes: AC Power Cord; Line Regulation Voltage: More Than or Equal to 20mV; Load Regulation Current: 100 mA.
B&K PRECISION DC Power Supply: Switching Digital DC, 6 in H x 2.8 in W x 5.8 in D, Not Certified (MPN 1550). Key specifications — Line Regulation Current: + /-20 mA; Load Regulation Voltage: +/-50 mV; Calibration Certificate Type: Not Certified; Manufacturer Part Number: 1550; Brand: B&K PRECISION; Includes: AC Power Cord; Line Regulation Voltage: +/- 20mV; Load Regulation Current: +/-20 mA.
B&K PRECISION
B&K PRECISION DC Power Supply: Switching Digital DC, 6 in H x 2.8 in W x 5.8 in D, Not Certified (MPN 1550). Key specifications — Line Regulation Current: + /-20 mA; Load Regulation Voltage: +/-50 mV; Calibration Certificate Type: Not Certified; Manufacturer Part Number: 1550; Brand: B&K PRECISION; Includes: AC Power Cord; Line Regulation Voltage: +/- 20mV; Load Regulation Current: +/-20 mA.
B&K PRECISION DC Power Supply: Switching Digital DC, 3.5 in H x 7.9 in W x 10.8 in D, Not Certified (MPN 1901B). Key specifications — Line Regulation Current: 50 mA; Load Regulation Voltage: 20 mV; Calibration Certificate Type: Not Certified; Manufacturer Part Number: 1901B; Brand: B&K PRECISION; Includes: Remote Control Connector; Line Regulation Voltage: 20mV; Load Regulation Current: 150 mA.
B&K PRECISION
B&K PRECISION DC Power Supply: Switching Digital DC, 3.5 in H x 7.9 in W x 10.8 in D, Not Certified (MPN 1901B). Key specifications — Line Regulation Current: 50 mA; Load Regulation Voltage: 20 mV; Calibration Certificate Type: Not Certified; Manufacturer Part Number: 1901B; Brand: B&K PRECISION; Includes: Remote Control Connector; Line Regulation Voltage: 20mV; Load Regulation Current: 150 mA.