TRACOPOWER TMR 3WI DC/DC Converter, 5V dc/ 300 mA, 18V dc Input, 4.5V Input 3 W, Through Hole, 85 °C Max Temp -40 °C Min

View all DC-DC Converters
Bulk discount available

Subtotal (1 unit)*

£21.84

(exc. VAT)

£26.21

(inc. VAT)

Add to Basket
Select or type quantity
In Stock
  • 27 unit(s) ready to ship
  • Plus 10 unit(s) shipping from 29 April 2026
Need more? Click ‘Check delivery dates’ to find extra stock and lead times.

Units
Per unit
1 - 4£21.84
5 - 9£21.18
10 - 24£20.52
25 - 49£19.65
50 +£18.78

*price indicative

RS Stock No.:
200-8409
Mfr. Part No.:
TMR 3-1221WI
Brand:
TRACOPOWER
Find similar products by selecting one or more attributes.
Select all

Brand

TRACOPOWER

Output Voltage 1

5V dc

Product Type

DC/DC Converter

Maximum Input Voltage

18V dc

Minimum Input Voltage

4.5V

Output Current 1

300mA

Output Current 2

300mA

Output Voltage 2

-5V dc

Mount Type

Through Hole

Input Ratio

4:1

Number of Outputs

2

MTBF

3400000h

Ripple and Noise

30mV Pk-Pk

Number of Pins

7

Isolation Voltage

1.6kV dc

Maximum Output Power

3W

Package Type

SIP

Weight

4.8g

Length

21.8mm

Depth

11.2mm

Width

9.1mm

Series

TMR 3WI

Standards/Approvals

RoHS

Efficiency

0.8%

Minimum Operating Temperature

-40°C

Maximum Operating Temperature

85°C

COO (Country of Origin):
TW
The Traco TMR 3-1221WI is an isolated 3W DC/DC converter with regulated output, featuring ultra-wide 4:1 input voltage range. Further features include remote On/Off control and continuous short circuit protection. The very compact dimensions of these converters make them an ideal solution for many space critical applications in battery-powered equipment and instrumentation.

Comes in SIP-8 package

Operating temperature range is -40°C to +85°C

Altitude operation is below 12000m

Related links