THD 12-4812WI TRACOPOWER, THD 12-4812WI Datasheet - Page 2

• Manufacturer Part Number: THD 12-4812WI
• Description: CONVERTER, DC/DC, 12W, 12V/1A
• Manufacturer: TRACOPOWER

Specifications of THD 12-4812WI

• Output Type: Single
• No. Of Output Channels: 1
• Input Voltage: 18V To 75V
• Power Rating: 12W
• Output Voltage: 12V
• Output Current: 1A
• Supply Voltage: 48V
• Dc / Dc Converter Case Style: DIP
• Isolation: RoHS Compliant
• Dc / Dc Converter O/p Type: Single
• No. Of Outputs: 1
• Approval Bodies: CUL / EN / IEC / UL
• Rohs Compliant: Yes

All specifications valid at nominal input voltage, full load and +25°C after warm-up time unless otherwise stated.
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Input Specifications
Input current (no load)
Input current (full load)
Input voltage variation (dv/dt)
Start-up voltage / under voltage lockout
Surge voltage (100 msec. max.)
Conducted noise (input)
ESD (input)
Fast Transient (input)
Surge (input)
Output Specifications
Voltage set accuracy
Regulation
Transient response setting time (25% load step change)
Ripple and noise (20 MHz Bandwidth)
Temperature coefficient
Start up time (nominal Vin and constant resistive load)
Output current limitation
Over-voltage protection (only single output models)
Short circuit protection
Minimum load
Capacitive load
– Input variation Vin min. to Vin max.
– Load variation 10 – 100 %
– at power on
– at remote on
dual output models unbalanced load: 5.0 % max.
dual output models balanced load: 1.0 % max.
3.3 & 5.1 Vout models: 2000 µF max.
single output models: 0.5 % max.
± 12 Vout models: ± 200 µF max.
± 15 Vout models: ± 120 µF max.
3.3 VDC models: 3.9 VDC
5.1 VDC models: 6.2 VDC
± 5 Vout models: ± 1250 µF max.
12 VDC models: 15 VDC
15 VDC models: 18 VDC
15 Vout models: 300 µF max.
12 Vout models: 430 µF max.
24 Vin models: t.b.a.
48 Vin models: t.b.a.
24 Vin models: 620 mA typ.
48 Vin models: 310 mA typ.
24 Vin models: 9 VDC / 8 VDC typ.
48 Vin models: 18 VDC / 16 VDC typ.
24 Vin models: 50 V max.
48 Vin models: 100 V max.
12 Vin models: t.b.a.
5 V / ms, max.
(complies to ETS 300 132 part. 4.4)
EN 55022 level A, FCC part 15, level A
EN 61000-4-2, Perf. Criteria B
EN 61000-4-4, Perf. Criteria B
EN 61000-4-5, Perf. Criteria B
± 1.2 %
0.2 % max.
250 µs
85 mVpk-pk max.
± 0.02 % /K
450 ms typ.
5 ms typ.
150% typ. of Iout max., constant current
indefinite, automatic recovery
10% of rated max. current (operation at lower
load condition will not damage these converters,
however, they may not meet all listed specifica-
tions)
DC/DC Converters
THD 12WI Series
Page 2 of 3
12 Watt