TRACOPOWER TMR 3 DC-DC Converter, 12V dc/ 250mA Output, 9 → 18 V dc Input, 3W, Through Hole, +85°C Max Temp

View all DC-DC Converters
Bulk discount available

Subtotal (1 unit)*

£16.17

(exc. VAT)

£19.40

(inc. VAT)

Add to Basket
Select or type quantity
Temporarily out of stock
  • 11 unit(s) shipping from 31 October 2025
  • Plus 10 unit(s) shipping from 06 November 2025
  • Plus 10 unit(s) shipping from 27 November 2025
Need more? Click ‘Check delivery dates’ to find extra stock and lead times.
Units
Per unit
1 - 4£16.17
5 - 9£15.69
10 - 24£15.20
25 - 49£14.55
50 +£13.91

*price indicative

Packaging Options:
RS Stock No.:
438-121
Mfr. Part No.:
TMR 3-1212
Brand:
TRACOPOWER
Find similar products by selecting one or more attributes.
Select all

Brand

TRACOPOWER

Output Voltage

12V dc

Input Voltage Range

9 → 18 V dc

Power Rating

3W

Input Voltage Nominal

12 V dc

Output Current

250mA

Mounting Type

Through Hole

Isolated

Yes

Number of Outputs

1

Package

SIP 8

Isolation Voltage

1.5kV dc

Length

21.8mm

Depth

11.1mm

Width

9.2mm

Series

TMR 3

Load Regulation

±0.5%

Minimum Temperature

-40°C

Efficiency

83%

Maximum Temperature

+85°C

COO (Country of Origin):
TW

Traco 3W SIP Single/Dual Output Regulated Isolated DC-DC Converter - TMR 3 Series


The TMR-3 series is a family of 3W single/dual output DC/DC converters with a compact SIP-8 package, regulated output and a wide 2:1 input voltage range. These Traco Power 3W single/dual output DC/DC converters are highly efficient allowing a -40 to +85°C operating temperature range. The compact size of these single/dual output DC/DC converters make them ideal for use in applications such as communication equipment, instrumentation and industrial electronics.

Wide 2:1 input voltage range
Regulated outputs
1500 and 3000 V input / output isolation
Remote On/Off Control
Continuous short circuit protection
UL94V-0 package material
SIP-8 package

Standards

IEC/EN 60950-1, UL 60950-1

Approvals

UL/cUL

Related links