TSR DC/DC Converters

TRACO Power TSR are non-isolated step-down DC/DC Converters. These POL (point of load) switching regulators have a very high efficiency and are suitable for replacing linear converters. The TSR series has a high efficiency of up to 96% which allows full load operation up to +60ºC without the need for heat sink or forced cooling. Other features which distinguish TSR over linear regulators include better output accuracy (±2%) and a lower standby current of 2mA. Additionally, TSR requires no external capacitors. This series is ideal for many battery-powered applications.

Results: 24
Select Image Part # Mfr. Description Datasheet Availability Pricing (CLP) Filter the results in the table by unit price based on your quantity. Qty. RoHS ECAD Model Isolation Number of Outputs Input Voltage, Nominal Input Voltage, Min Input Voltage, Max Output Voltage-Channel 1 Output Current-Channel 1 Package / Case Length Width Height Industry Maximum Operating Temperature Minimum Operating Temperature Series
TRACO Power DC/DC Converters - Through Hole 4.75-36Vin 3.3V 2A switching regulator 5.582In Stock
$13.751
$13.523
$13.181
$13.022
Min.: 1
Mult.: 1
Non-Isolated 1 Output 3.3 V 2 A SIP-3 14 mm (0.551 in) 7.5 mm (0.295 in) 10.1 mm (0.398 in) Industrial + 85 C - 40 C TSR 2
TRACO Power DC/DC Converters - Through Hole DC/DC Converter non-isolated (POL)PCB Mount Plastic Case 4.584In Stock
$6.767
$6.642
$6.505
$6.414
Min.: 1
Mult.: 1
Non-Isolated 1 Output 12 V 1 A SIP-3 11.7 mm (0.461 in) 7.55 mm (0.297 in) 10.1 mm (0.398 in) Industrial + 85 C - 40 C TSR 1
TRACO Power DC/DC Converters - Through Hole DC/DC Converter non-isolated (POL)PCB Mount Plastic Case 6.372In Stock
$6.414
$6.277
$6.232
Min.: 1
Mult.: 1
Non-Isolated 1 Output 3.3 V 1 A SIP-3 11.7 mm (0.461 in) 7.55 mm (0.297 in) 10.1 mm (0.398 in) Industrial + 85 C - 40 C TSR 1
TRACO Power DC/DC Converters - Through Hole DC/DC Converter non-isolated (POL)PCB Mount Plastic Case 19.574In Stock
$6.767
$6.642
$6.505
$6.414
Min.: 1
Mult.: 1
Non-Isolated 1 Output 5 V 1 A SIP-3 11.7 mm (0.461 in) 7.55 mm (0.297 in) 10.1 mm (0.398 in) Industrial + 85 C - 40 C TSR 1
TRACO Power DC/DC Converters - Through Hole 15-36Vin 12V 2A SIP switching regulator 2.582In Stock
$14.195
Min.: 1
Mult.: 1
Non-Isolated 1 Output 12 V 2 A SIP-3 14 mm (0.551 in) 7.5 mm (0.295 in) 10.1 mm (0.398 in) Industrial + 85 C - 40 C TSR 2

TRACO Power DC/DC Converters - Through Hole 6.5-36Vin 5V 2A SIP switching regulator 3.410In Stock
11.100On Order
$13.945
$13.398
$13.181
$12.988
Min.: 1
Mult.: 1
Non-Isolated 1 Output 5 V 2 A SIP-3 14 mm (0.551 in) 7.5 mm (0.295 in) 10.1 mm (0.398 in) Industrial + 85 C - 40 C TSR 2
TRACO Power DC/DC Converters - Through Hole 9-36Vin 6.5V 2A SIP switching regulator 1.386In Stock
$14.879
$14.868
$14.754
$13.740
Min.: 1
Mult.: 1
Non-Isolated 1 Output 6.5 V 2 A SIP-3 14 mm (0.551 in) 7.5 mm (0.295 in) 10.1 mm (0.398 in) Industrial + 85 C - 40 C TSR 2
TRACO Power DC/DC Converters - Through Hole DC/DC Converter non-isolated (POL)PCB Mount Plastic Case 1.542In Stock
1.160Expected 11/5/2026
$9.536
$9.524
Min.: 1
Mult.: 1
Non-Isolated 1 Output 15 V 1 A SIP-3 11.7 mm (0.461 in) 7.55 mm (0.297 in) 10.1 mm (0.398 in) Industrial + 85 C - 40 C TSR 1
TRACO Power DC/DC Converters - Through Hole DC/DC Converter non-isolated (POL)PCB Mount Plastic Case 1.256In Stock
$9.536
$9.524
$8.989
Min.: 1
Mult.: 1
Non-Isolated 1 Output 6.5 V 1 A SIP-3 11.7 mm (0.461 in) 7.55 mm (0.297 in) 10.1 mm (0.398 in) Industrial + 85 C - 40 C TSR 1
TRACO Power DC/DC Converters - Through Hole DC/DC Converter non-isolated (POL)PCB Mount Plastic Case 1.437In Stock
$10.356
$10.276
$9.957
$9.798
Min.: 1
Mult.: 1
Non-Isolated 1 Output 9 V 1 A SIP-3 11.7 mm (0.461 in) 7.55 mm (0.297 in) 10.1 mm (0.398 in) Industrial + 85 C - 40 C TSR 1
TRACO Power DC/DC Converters - Through Hole DC/DC Converter non-isolated (POL)PCB Mount Plastic Case 10In Stock
$11.028
$10.447
$10.219
$10.060
Min.: 1
Mult.: 1
Non-Isolated 1 Output 1.5 V 1 A SIP-3 11.7 mm (0.461 in) 7.55 mm (0.297 in) 10.1 mm (0.398 in) Industrial + 85 C - 40 C TSR 1
TRACO Power DC/DC Converters - Through Hole DC/DC Converter non-isolated (POL)PCB Mount Plastic Case 26In Stock
$10.618
$10.436
$10.208
$10.060
Min.: 1
Mult.: 1
Non-Isolated 1 Output 1.2 V 1 A SIP-3 11.7 mm (0.461 in) 7.55 mm (0.297 in) 10.1 mm (0.398 in) Industrial + 85 C - 40 C TSR 1
TRACO Power DC/DC Converters - Through Hole DC/DC Converter non-isolated (POL)PCB Mount Plastic Case 44In Stock
$10.618
$10.436
$10.208
$10.094
Min.: 1
Mult.: 1
Non-Isolated 1 Output 1.8 V 1 A SIP-3 11.7 mm (0.461 in) 7.55 mm (0.297 in) 10.1 mm (0.398 in) Industrial + 85 C - 40 C TSR 1
TRACO Power DC/DC Converters - Through Hole DC/DC Converter non-isolated (POL)PCB Mount Plastic Case 11In Stock
20Expected 11/13/2026
$10.208
Min.: 1
Mult.: 1
Non-Isolated 1 Output 2.5 V 1 A SIP-3 11.7 mm (0.461 in) 7.55 mm (0.297 in) 10.1 mm (0.398 in) Industrial + 85 C - 40 C TSR 1
TRACO Power DC/DC Converters - Through Hole 3-5.5Vin 1.2V 2A SIP switching regulator 15In Stock
$14.355
$13.227
$13.022
$12.623
Min.: 1
Mult.: 1
Non-Isolated 1 Output 1.2 V 2 A SIP-3 14 mm (0.551 in) 7.5 mm (0.295 in) 10.1 mm (0.398 in) Industrial + 85 C - 40 C TSR 2
TRACO Power DC/DC Converters - Through Hole 3-5.5Vin 1.5V 2A SIP switching regulator 5In Stock
$14.355
$13.227
$13.022
$12.623
Min.: 1
Mult.: 1
Non-Isolated 1 Output 1.5 V 2 A SIP-3 14 mm (0.551 in) 7.5 mm (0.295 in) 10.1 mm (0.398 in) Industrial + 85 C - 40 C TSR 2
TRACO Power DC/DC Converters - Through Hole 3-5.5Vin 1.8V 2A SIP switching regulator 32In Stock
$14.355
$13.227
$13.022
$12.623
Min.: 1
Mult.: 1
Non-Isolated 1 Output 1.8 V 2 A SIP-3 14 mm (0.551 in) 7.5 mm (0.295 in) 10.1 mm (0.398 in) Industrial + 85 C - 40 C TSR 2
TRACO Power DC/DC Converters - Through Hole 3.8-5.5Vin 2.5V 2A switching regulator 19In Stock
$14.355
$13.227
$13.022
$12.623
Min.: 1
Mult.: 1
Non-Isolated 1 Output 2.5 V 2 A SIP-3 14 mm (0.551 in) 7.5 mm (0.295 in) 10.1 mm (0.398 in) Industrial + 85 C - 40 C TSR 2
TRACO Power DC/DC Converters - Through Hole 4.6-36Vin 1.2V 2A switching regulator 12In Stock
$15.927
$15.300
$15.141
$15.027
Min.: 1
Mult.: 1
Non-Isolated 1 Output 1.2 V 2 A SIP-3 14 mm (0.551 in) 7.5 mm (0.295 in) 10.1 mm (0.398 in) Industrial + 85 C - 40 C TSR 2
TRACO Power DC/DC Converters - Through Hole 4.6-36Vin 1.5V 2A switching regulator 13In Stock
$15.927
$15.460
$15.403
$15.312
$15.244
Min.: 1
Mult.: 1
Non-Isolated 1 Output 1.5 V 2 A SIP-3 14 mm (0.551 in) 7.5 mm (0.295 in) 10.1 mm (0.398 in) Industrial + 85 C - 40 C TSR 2
TRACO Power DC/DC Converters - Through Hole 18-36Vin 15V 2A SIP switching regulator 101In Stock
130Expected 11/13/2026
$13.102
$13.090
Min.: 1
Mult.: 1
Non-Isolated 1 Output 15 V 2 A SIP-3 14 mm (0.551 in) 7.5 mm (0.295 in) 10.1 mm (0.398 in) Industrial + 85 C - 40 C TSR 2
TRACO Power DC/DC Converters - Through Hole 4.6-36Vin 2.5V 2A switching regulator 48In Stock
$15.927
$15.506
Min.: 1
Mult.: 1
Non-Isolated 1 Output 2.5 V 2 A SIP-3 14 mm (0.551 in) 7.5 mm (0.295 in) 10.1 mm (0.398 in) Industrial + 85 C - 40 C TSR 2
TRACO Power DC/DC Converters - Through Hole 12-36Vin 9V 2A SIP switching regulator 70In Stock
$16.428
$16.303
$15.938
$15.756
Min.: 1
Mult.: 1
Non-Isolated 1 Output 9 V 2 A SIP-3 14 mm (0.551 in) 7.5 mm (0.295 in) 10.1 mm (0.398 in) Industrial + 85 C - 40 C TSR 2
TRACO Power DC/DC Converters - Through Hole 4.6-36Vin 1.8V 2A switching regulator 130Factory Stock Available
$16.257
$15.073
$14.754
$14.514
Min.: 1
Mult.: 1
Non-Isolated 1 Output 1.8 V 2 A SIP-3 14 mm (0.551 in) 7.5 mm (0.295 in) 10.1 mm (0.398 in) Industrial + 85 C - 40 C TSR 2