TRACOPOWER TMR 3WI DC-DC Converter, ±5V dc/ ±300mA Output, 9 → 36 V dc Input, 3W, Through Hole, +85°C Max Temp
- RS Stock No.:
- 666-4004P
- Mfr. Part No.:
- TMR 3-2421WI
- Brand:
- TRACOPOWER
Bulk discount available
Subtotal 5 units (supplied in a tube)*
£101.80
(exc. VAT)
£122.15
(inc. VAT)
FREE delivery for orders over £50.00
In Stock
- 4 unit(s) ready to ship
- 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 |
|---|---|
| 5 - 9 | £20.36 |
| 10 - 24 | £19.73 |
| 25 - 49 | £18.89 |
| 50 + | £18.05 |
*price indicative
- RS Stock No.:
- 666-4004P
- Mfr. Part No.:
- TMR 3-2421WI
- Brand:
- TRACOPOWER
Specifications
Technical Reference
Legislation and Compliance
Product Details
Find similar products by selecting one or more attributes.
Select all | Attribute | Value |
|---|---|---|
| Brand | TRACOPOWER | |
| Output Voltage | ±5V dc | |
| Input Voltage Range | 9 → 36 V dc | |
| Power Rating | 3W | |
| Input Voltage Nominal | 24 V dc | |
| Output Current | ±300mA | |
| Mounting Type | Through Hole | |
| Isolated | Yes | |
| Number of Outputs | 2 | |
| Package | SIP 8 | |
| Isolation Voltage | 1.5kV dc | |
| Length | 21.8mm | |
| Depth | 11.1mm | |
| Width | 9.2mm | |
| Series | TMR 3WI | |
| Load Regulation | ±1% | |
| Maximum Temperature | +85°C | |
| Minimum Temperature | -40°C | |
| Efficiency | 79% | |
Select all | ||
|---|---|---|
Brand TRACOPOWER | ||
Output Voltage ±5V dc | ||
Input Voltage Range 9 → 36 V dc | ||
Power Rating 3W | ||
Input Voltage Nominal 24 V dc | ||
Output Current ±300mA | ||
Mounting Type Through Hole | ||
Isolated Yes | ||
Number of Outputs 2 | ||
Package SIP 8 | ||
Isolation Voltage 1.5kV dc | ||
Length 21.8mm | ||
Depth 11.1mm | ||
Width 9.2mm | ||
Series TMR 3WI | ||
Load Regulation ±1% | ||
Maximum Temperature +85°C | ||
Minimum Temperature -40°C | ||
Efficiency 79% | ||
- COO (Country of Origin):
- TW
Traco 3W SIP Single/Dual Output Regulated Isolated DC-DC Converter - TMR 3WI Series
The Traco Power TMR 3WI series is a range of regulated, isolated, 3 Watt, DC-DC converters in a SIP-plastic package with small footprint. With their high efficiency these regulated converters allows an operating temperature range of -40°C to +85°C. The TMR 3WI series offer overload and overvoltage protection, as well as remote On/Off. The very compact dimensions of the TMR 3WI DC-DC power supplies make them an ideal solution for many space critical applications in battery-powered equipment and instrumentation.
High power density in SIP package
Ultra wide 4:1 input range
Small footprint of 21.8 x 9.2 mm
Temperature range –40° to +85°C
High efficiency up to 82%
Excellent load and line regulation
Short-circuit protection
I/O isolation 1500 Vdc
Remote On/Off control
Ultra wide 4:1 input range
Small footprint of 21.8 x 9.2 mm
Temperature range –40° to +85°C
High efficiency up to 82%
Excellent load and line regulation
Short-circuit protection
I/O isolation 1500 Vdc
Remote On/Off control
Standards
UL /cUL 60950-1, IEC 60950-1:2005 (2nd Edition); +A1:2009
Approvals
UL/cUL