Data Sheet

Input Current
- At no load
36 Vin models:
24 mA typ.
110 Vin models:
17 mA typ.
Surge Voltage
36 Vin models:
100 VDC max. (1 s max.)
110 Vin models:
185 VDC max. (1 s max.)
Start-up Voltage
36 Vin models:
9 VDC
110 Vin models:
14 VDC
(The Start-up voltage as well as the Shutdown
voltage can be adjusted by a resistor between
UVLO and -Vin pins.
see application note:
www.tracopower.com/overview/tep40uir)
Under Voltage Lockout
36 Vin models:
7.3 VDC min. / 7.7 VDC typ. / 8.1 VDC max.
110 Vin models:
10 VDC min. / 11 VDC typ. / 12 VDC max.
Recommended Input Fuse
36 Vin models:
8'000 mA (fast acting)
110 Vin models:
5'000 mA (slow blow)
(The need of an external fuse has to be assessed
in the final application.)
Input Filter
Internal Pi-Type
Input Specifications
Output Voltage Adjustment
–20% to +10% (By external trim resistor)
See application note:
www.tracopower.com/overview/tep40uir
Output power must not exceed rated power!
Voltage Set Accuracy
±1% max.
Regulation
- Input Variation (Vmin - Vmax)
0.1% max.
- Load Variation (0 - 100%)
0.1% max.
Ripple and Noise
(20 MHz Bandwidth)
5 Vout models:
75 mVp-p typ. (w/ 1 µF X7R // 22 µF poscap)
12 Vout models:
100 mVp-p typ. (w/ 22 µF X7R)
15 Vout models:
100 mVp-p typ. (w/ 22 µF X7R)
24 Vout models:
200 mVp-p typ. (w/ 4.7 µF X7R)
48 Vout models:
300 mVp-p typ. (w/ 2.2 µF X7R)
Capacitive Load
5 Vout models:
16'000 µF max.
12 Vout models:
2'800 µF max.
15 Vout models:
1'800 µF max.
24 Vout models:
720 µF max.
48 Vout models:
180 µF max.
Minimum Load
Not required
Temperature Coefficient
±0.02 %/K max.
Hold-up Time
10 ms min. (acc. to EN 50155 Class S2
see application note for BUS connection:
www.tracopower.com/overview/tep40uir)
Start-up Time
75 ms typ. / 100 ms max.
Short Circuit Protection
Continuous, Automatic recovery
Output Current Limitation
120 - 140% of Iout max.
Overvoltage Protection
120 - 135% of Vout nom.
Transient Response
- Response Time
250 µs typ. (25% Load Step)
Output Specifications
Safety Standards
- IT / Multimedia Equipment
EN 62368-1
IEC 62368-1
UL 62368-1
- Railway Applications
EN 50155
- Certification Documents
www.tracopower.com/overview/tep40uir
Safety Specifications
TEP 40UIR Series, 40 Watt
All specifications valid at nominal voltage, full load and +25°C after warm-up time unless otherwise stated.
www.tracopower.com
July 15, 2020
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