TSR DC/DC Converters

TRACO Power TSR Series 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-1 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-1 over linear regulators include better output accuracy (±2%) and lower standby current of 2mA. Additionally, TSR-1 requires no external capacitors. This series is ideal for many battery powered applications. Learn More

Results: 24
Select Image Part # Mfr. Description Datasheet Availability Pricing (USD) 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 6,134In Stock
$12.07
$11.87
$11.57
$11.43
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 12-36Vin 9V 2A SIP switching regulator 124In Stock
$14.42
$14.32
$13.99
$13.83
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 DC/DC Converter non-isolated (POL)PCB Mount Plastic Case 4,893In Stock
$5.94
$5.83
$5.71
$5.63
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 7,123In Stock
$5.63
$5.51
$5.47
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 13,355In Stock
7,390Expected 2026/10/08
$5.94
$5.83
$5.71
$5.63
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 1,767In Stock
$12.47
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 9-36Vin 6.5V 2A SIP switching regulator 1,409In Stock
$13.06
$13.05
$12.96
$12.06
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 1,708In Stock
$8.37
$8.36
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 1,276In Stock
$8.37
$8.36
$7.90
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 373In Stock
1,110Expected 2026/10/08
$9.09
$9.02
$8.75
$8.61
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 6.5-36Vin 5V 2A SIP switching regulator 1,192In Stock
9,100Expected 2026/11/20
$12.25
$11.76
$11.57
$11.40
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 DC/DC Converter non-isolated (POL)PCB Mount Plastic Case 10In Stock
$9.68
$9.18
$8.97
$8.83
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
$9.33
$9.16
$8.97
$8.83
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 46In Stock
$9.33
$9.16
$8.97
$8.86
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 34In Stock
$8.97
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
$12.61
$11.61
$11.43
$11.08
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 6In Stock
$12.61
$11.61
$11.43
$11.08
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 37In Stock
$12.61
$11.61
$11.43
$11.08
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 17In Stock
$12.61
$11.61
$11.43
$11.08
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
$13.98
$13.43
$13.29
$13.19
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
$13.98
$13.57
$13.53
$13.44
$13.39
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 83In Stock
$11.50
$11.49
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 1.8V 2A switching regulator 4In Stock
$14.27
$13.23
$12.96
$12.75
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 4.6-36Vin 2.5V 2A switching regulator 48In Stock
$13.98
$13.61
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