THF

2

Mechanical Details

PINOUT

Pin

Function

1

AC Input

2

AC Input

3

Earth

4

DC Output -V

5

DC Output -V

6

DC Output +V

7

DC Output +V

8

LED

9

+V Adj

Derating Curve

Models and Ratings

Maximum

Output Power

Output Voltage

Nominal

Output Voltage

Adjustment

Output Current

Maximum

Ripple and

Noise

(1)

Efficiency

Model

Number

25 W

5.0 V

4.75-5.50 V

5.0 A

100 mV

72%

THF45US05

42 W

12.0 V

10.80-12.20 V

3.5 A

200 mV

77%

THF45US12

42 W

15.0 V

13.50-16.50 V

2.8 A

240 mV

77%

THF45US15

48 W

24.0 V

21.60-26.40 V

2.0 A

480 mV

80%

THF45US24

Notes

1. Measured at 20 MHz bandwidth using a 12’’ twisted pair terminated with a 0.1 µF/47 µF capacitor.

THF45 MODELS

NB: The THF45 will operate at

full load from 85-264 VAC

input.

Weight 0.40 kg