Datasheet
Input Current
- At no load
24 Vin models:
20 mA typ.
48 Vin models:
15 mA typ.
- At full load
24 Vin models:
110 mA typ.
48 Vin models:
55 mA typ.
Surge Voltage
24 Vin models:
50 VDC max. (1 s max.)
48 Vin models:
100 VDC max. (1 s max.)
Start-up Voltage
24 Vin models:
VDC6 VDC typ.
48 Vin models:
VDC12 VDC typ.
Under Voltage Lockout
24 Vin models:
8 VDC max.
48 Vin models:
16 VDC max.
Reflected Ripple Current
24 Vin models:
300 mAp-p typ.
48 Vin models:
600 mAp-p typ.
Recommended Input Fuse
24 Vin models:
350 mA (slow blow)
48 Vin models:
135 mA (slow blow)
Input Filter
Internal Capacitor
Short Circuit Input Power
1.5 W max.
Input Specifications
Voltage Set Accuracy
±2% max.
Regulation
- Input Variation (Vmin - Vmax)
single output models:
0.5% max.
dual output models:
0.5% max.
- Load Variation (25 - 100%)
single output models:
0.75% max.
dual output models:
0.75% max. (Output 1)
0.75% max. (Output 2)
- Cross Regulation
(symmetrical load)
dual output models:
2% max.
Ripple and Noise
- 20 MHz Bandwidth
50 mVp-p max.
30 mVp-p typ.
Capacitive Load
- single output
3.3 Vout models:
2'200 µF max.
5 Vout models:
1'000 µF max.
12 Vout models:
170 µF max.
15 Vout models:
110 µF max.
- dual output
5 / -5 Vout models:
470 / 470 µF max.
12 / -12 Vout models:
100 / 100 µF max.
15 / -15 Vout models:
47 / 47 µF max.
Minimum Load
25 % of Iout max.
(operation at lower load condition is safe but a
higher output ripple will be experianced)
Temperature Coefficient
±0.02 %/K max.
Start-up Time
1 ms max.
Short Circuit Protection
Continuous, Automatic recovery
Transient Response
- Response Deviation
5% max. (75% to 100% Load Step)
- Response Time
100 µs typ. / 300 µs max. (75% to 100% Load
Step)
Output Specifications
Safety Standards
- IT / Multimedia Equipment
Designed for EN 60950-1 (no certification)
Safety Specifications
EMI Emissions
- Conducted Emissions
EN 55032 class A (with external filter)
- Radiated Emissions
EN 55032 class A (with external filter)
External filter proposal:
www.tracopower.com/overview/tmr2wi
EMC Specifications
TMR 2WI Series, 2 Watt
All specifications valid at nominal voltage, full load and +25°C after warm-up time unless otherwise stated.
www.tracopower.com
August 12, 2019
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