DF04M View Datasheet(PDF) - STMicroelectronics
Part Name
Description
Manufacturer
DF04M Datasheet PDF : 42 Pages
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AN1262 APPLICATION NOTE
Table 24. (continued)
Symbol
D2
D3
D4
IC1
OP1
BD1
Value
STTA106
1N4148
1N5822
L6590
PC817A
DF06M
T1
---
F1
T2A250V
1A / 600V Turboswitch, ST
Notes
3A / 40V Schottky, ST
Monolithic HV Switcher, ST
Optocoupler, Sharp
GI, or equivalent 1A, 600 V
Core E20/10/6, 3C85 ferrite, Philips or equivalent
≈ 0.6 mm air gap for a primary inductance of 1.4 mH (LLK <30 µH)
Pri: 64T+64T, series conneceted, AWG32 (∅ 0.22 mm)
Sec: 6T, 4xAWG32 (∅ 0.22 mm)
Aux: 14T, AWG32 (∅ 0.22 mm)
2A, 250V ELU
Figure 23. Test board evaluation results
Test board Load & Line regulation
Output Voltage [V]
5
4.98
264 VAC
4.96
4.94
4.92
4.9
0.003
0.01
220 VAC
110 VAC
88 VAC
0.03
0.1
0.3
1
3
Load Current [A]
Device Power Dissipation
Device Dissipation [W]
5
2
264 VAC
1
220 VAC
0.5
88 VAC
0.2
110 VAC
0.1
0.05
0.003 0.01 0.03
0.1
0.3
1
3
Load Current [A]
Rthj-amb= 58 °C/W @ 1.5W
Efficiency [%]
80
Test Board Efficiency
70
60
110 VAC
50
40
88 VAC
264 VAC
220 VAC
30
20
0.003 0.01 0.03
0.1
0.3
1
3
Load Current [A]
Test Board Light-load Consumption
Input Power [mW]
1,000
800
Pout
0.5 W
600
400
200
0
50
0.25 W
0.1 W
0.05 W
0W
100 150 200 250 300 350 400 450
DC Input Voltage [V]
39/42
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