DC/DC Converters
TEL 15 Series
15 Watt
Input Specifications
Input current no load
12 Vin models: 30 mA typ.
24 Vin models: 20 mA typ.
48 Vin models: 10 mA typ.
Input current (full load)
12 Vin;
12 Vin;
24 Vin;
24 Vin;
48 Vin;
48 Vin;
3.3 Vout models: 1050 mA typ.
other output models: 1500 mA typ.
3.3 Vout models:
other output models:
3.3 Vout models:
550 mA typ.
750 mA typ.
250 mA typ.
350 mA typ.
other output models:
Start-up voltage / under voltage shut down
12 Vin models: 8.5 VDC / 8.0 VDC typ.
24 Vin models: 17 VDC / 15 VDC typ.
48 Vin models: 33 VDC / 29 VDC typ.
Surge voltage
(100 msec. max.)
12 Vin models:
24 Vin models:
25 V max.
50 V max.
48 Vin models: 100 V max.
Output Specifications
Voltage set accuracy
1 %
Regulation
– Input variation Vin min. to Vin max.
1 % max.
– Load variation 10 – 100 %
single output models: 0.5 % max.
dual output models balanced load: 1 % max.
dual output models unbalanced load: 3 % max.
Ripple and noise (20 MHz Bandwidth)
single output models: 50 mVpk-pk max.
dual output models: 75 mVpk-pk max
Temperature coefficient
Output current limitation
Short circuit protection
Capacitive load
0.02 %/K
>120 % of Iout max., constant current
indefinite (automatic recovery)
single output models: 470 µF max.
dual output models: 220 µF max. (per output)
General Specifications
Temperature ranges
– Operating
–40°C to +71°C (without load derating)
– Case temperature
– Storage
+100°C max.
–55°C to +125°C
Humidity (non condensing)
95 % rel H max.
>700’000 h
Reliability, calculated MTBF (MIL-HDBK-217F, at +25°C, ground benign)
Isolation voltage (60 sec.) – Input/Output
1500 VDC
Isolation capacitance
Isolation resistance
– Input/Output
1200 pF typ.
>1000 M Ohm
– Input/Output (500 VDC)
Switching frequency (fixed)
Safety standards
330 kHz typ. (Pulse width modulation PWM)
UL/cUL 60950-1, IEC/EN 60950-1
(Compliance up to 60 VDC input voltage
(SELV limit)
Safety approval
CSA 60950-1-03 (File no. 226037)
www.tracopower.com/products/tel15-csa.pdf
Environmental compliance – Reach
www.tracopower.com/products/tel15-reach.pdf
RoHS directive 2011/65/EC
– RoHS
All specifications valid at nominal input voltage, full load and +25°C after warm-up time unless otherwise stated.
http://www.tracopower.com
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