PFS757HG POWERINT [Power Integrations, Inc.], PFS757HG Datasheet - Page 31

• Manufacturer Part Number: PFS757HG
• Description: Combined Two-Switch Forward and Flyback Power Supply Controllers with Integrated High Voltage MOSFETs
• Manufacturer: POWERINT [Power Integrations, Inc.]

Typical Performance Characteristics (cont.)
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Figure 41. VDDH Current vs. VDDH Voltage.
Figure 43. Duty Cycle vs. Temperature (I
Figure 45. Drain Supply. Output Characteristics.
100
75
50
25
30
20
10
0
0
5
4
3
2
1
0
-50 -25
0
0
2
4
4
DRAIN Voltage (V)
Temperature (°C)
VDDH Votage (V)
0
T
T
6
CASE
CASE
8 10 12 14 16 18 20
25
= 25 °C
= 100 °C
8
50
L
= 115 mA, I
TFS757
TFS758
TFS759
TFS760
TFS761
TFS762
TFS763
TFS764
Scaling Factors:
75
12
100 125
R
0.4
0.6
0.8
1.0
1.2
1.4
1.6
1.8
= 140 mA)
16
Figure 42. Duty Cycle vs. Temperature (T
Figure 44. Standby Supply. Output Characteristics.
Figure 46. Standby Supply. Drain Capacitance vs. Drain Voltage.
1000
100
100
2.5
1.5
10
75
50
25
.5
0
2
1
0
0
0
-50 -25
0
STANDBY DRAIN Pin Voltage (V)
2
STANDBY DRAIN Voltage (V)
100
4
Temperature (°C)
200
0
6
8 10 12 14 16 18 20
25
300
TFS757-764HG
50
J
= 100 mA, J
400
T
T
CASE
CASE
75
= 25 °C
= 100 °C
500
100 125
R
= 110 mA).
600
Rev. C 02/11
31