Datasheet

Input Current
- At no load
5 Vin models:
6 mA typ.
12 Vin models:
3 mA typ.
24 Vin models:
4 mA typ.
Reflected Ripple Current
5 Vin models:
100 mAp-p typ.
12 Vin models:
100 mAp-p typ.
24 Vin models:
100 mAp-p typ.
Recommended Input Fuse
5 Vin models:
2'000 mA (slow blow)
12 Vin models:
2'500 mA (slow blow)
24 Vin models:
1'600 mA (slow blow)
Input Filter
Internal Capacitor
Input Specifications
Output Voltage Adjustment
2.5 Vout models:
1.2 - 3.63 VDC
3.3 Vout models:
1.5 - 5.5 VDC
5 Vout models:
2.5 - 8.0 VDC
9 Vout models:
4.5 - 12.6 VDC
12 Vout models:
4.5 - 13.5 VDC
15 Vout models:
4.5 - 15.5 VDC
(By external trim resistor)
See application note:
www.tracopower.com/overview/tsrn1sm
Voltage Set Accuracy
±2% max.
Regulation
- Input Variation (Vmin - Vmax)
0.2% max.
- Load Variation (0 - 100%)
0.6% max.
Ripple and Noise
(20 MHz Bandwidth)
2.5 Vout models:
50 mVp-p max.
3.3 Vout models:
50 mVp-p max.
5 Vout models:
50 mVp-p max.
9 Vout models:
75 mVp-p max.
12 Vout models:
75 mVp-p max.
15 Vout models:
75 mVp-p max.
Capacitive Load
470 µF max.
Minimum Load
Not required
Temperature Coefficient
±0.015 %/K max.
Start-up Time
5 ms typ.
Short Circuit Protection
Continuous, Automatic recovery
Transient Response
- Peak Variation
150 mV typ. / 250 mV max. (50% Load Step)
- Response Time
250 µs typ. / 350 µs max. (50% Load Step)
Output Specifications
Relative Humidity
95% max. (non condensing)
Temperature Ranges
- Operating Temperature
–40°C to +85°C
- Case Temperature
+105°C max.
- Storage Temperature
–55°C to +125°C
Power Derating
- High Temperature
2.38 %/K above 58°C
Over Temperature
Protection Switch Off
- Protection Mode
170°C typ. (Automatic recovery)
- Measurement Point
Internal IC temperature
Cooling System
Natural convection (20 LFM)
Remote Control
- Voltage Controlled Remote
On: 2.0 to 5.0 VDC or open circuit
Off: 0 to 0.8 VDC or short circuit
Refers to 'Remote' and 'GND' Pin
- Off Idle Input Current
1.2 mA typ.
Switching Frequency
410 kHz typ. (PWM) (2.5 Vout models)
300 kHz typ. (PWM) (3.3 Vout models)
580 kHz typ. (PWM) (other models))
Insulation System
Non-isolated
General Specifications
TSRN 1SM Series
All specifications valid at nominal voltage, full load and +25°C after warm-up time unless otherwise stated.
www.tracopower.com
October 1, 2019
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