FAN6862HR Fairchild Semiconductor, FAN6862HR Datasheet - Page 6

• Manufacturer Part Number: FAN6862HR
• Description: A highly integrated PWM controller, FAN6862H(HR) provides several features to enhance the performance of flyback converters
• Manufacturer: Fairchild Semiconductor

© 2010 Fairchild Semiconductor Corporation
FAN6862H(HR) • Rev. 1.0.0
Electrical Characteristics
V
PWM Output Section
Over-Temperature Protection (OTP) Section
DD
Symbol
DCY
V
V
t
= 15V, T
V
t
DOTP2
V
V
CLAMP
DOTP
I
OTP2
t
t
RT
OTP
OL
OH
R
F
MAX
A
= 25°C, unless noted.
Maximum Duty Cycle
Output Voltage Low
Output Voltage High
Rising Time
Falling Time
Gate Output Clamping Voltage
Output Current of RT Pin
Threshold Voltage for Over-Temperature
Protection
Over-Temperature Debounce Time
2
Protection
2
nd
nd
Threshold Voltage for Over-Temperature
Over-Temperature Debounce Time
Parameter
(Continued)
Figure 5. PWM Frequency
6
V
50mA
V
50mA
GATE = 1nF
GATE = 1nF
V
FAN6862H Latch,
FAN6862HR Auto-
Restart
V
V
FAN6862H Latch,
FAN6862HR Auto-
Restart
Test Conditions
DD
DD
DD
FB
FB
= V
= V
= 15V, I
= 8V, I
= 20V
FB-N
FB-G
O
O
=
=
Min.
15.0
0.95
0.65
60
6
16.5
Typ.
1.00
0.70
150
100
200
65
35
17
51
Max.
18.0
1.05
0.75
200
1.5
70
80
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Unit
ms
μA
ns
ns
μs
%
V
V
V
V
V