Datasheet

Power Derating
- High Temperature
Depending on model
- Low Input Voltage
1.33 %/V below 100 VAC
See application note:
www.tracopower.com/overview/tpp450a
Over Temperature
Protection Switch Off
- Protection Mode
110°C to 125°C (Latch off)
- Measurement Point
See application note:
www.tracopower.com/overview/tpp450a
(Standby Power Source always present)
Cooling System
- Option 1
Forced air cooling (with external fan, 21 CFM)
- Option 2
Natural convection (20 LFM)
Fan Power Source
- Characteristic
Variable fan speed (temperature regulated)
- Output Voltage
12 VDC
- Output Current
500 mA max.
Standby Power Source
- Output Voltage
5 VDC
- Output Current
2000 mA max.
Remote Control
- Voltage Controlled Remote
On: 3.0 to 12 VDC or open circuit
Off: 0 to 1.2 VDC or short circuit
Refers to '+Remote' and '-Remote' Pin
- Remote Pin Input Current
-0.5 to 1.0 mA
(Standby power source is always present)
Altitude During Operation
5'000 m max.
Switching Frequency
55 - 85 kHz (PFM)
Insulation System
Reinforced Insulation
Working Voltage (rated)
312 VAC
Isolation Test Voltage
- Input to Output, 60 s
4'000 VAC
- Input to Case or PE, 60 s
2'500 VAC
- Output to Case or PE, 60 s
2'500 VAC
Isolation Resistance
- Input to Output, 500 VDC
100 MΩ min.
Leakage Current
(at 264 VAC)
- Touch Current
100 µA max.
Reliability
- Calculated MTBF
410'000 h (MIL-HDBK-217F, ground benign)
Environment
- Vibration
IEC 60068-2-6
- Mechanical Shock
IEC 60068-2-27
- Flammability
EN 45545-2
www.tracopower.com/info/en45545-declaration.pdf
Housing Type
Open Frame
Mounting Type
Chassis Mount
Connection Type
Pin Connector
Weight
462 g
Power OK Signal
Open collector output
- Trigger Threshold
12 VDC model:
9.8 - 11 VDC
15 VDC model:
12.3 - 13.8 VDC
24 VDC model:
19.7 - 22.1 VDC
28 VDC model:
23 - 25.8 VDC
36 VDC model:
29.5 - 33.1 VDC
48 VDC model:
39.4 - 44.2 VDC
53 VDC model:
43.5 - 48.8 VDC
- Power OK
Low level
- Power Off
High resistance
(Refers to 'PG' and '-Vout' Pin)
- Pin Specifications
50 VDC / 50 mA / 120 mW max.
Sense Function
8% max. of Vout nom.
(If sense function is not used, sense pins should
be connected to output pins.)
TPP 450A Series, 450 Watt
All specifications valid at nominal voltage, resistive full load and +25°C after warm-up time, unless otherwise stated.
www.tracopower.com September 27, 2023
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