FAN6863R Fairchild Semiconductor, FAN6863R Datasheet - Page 7

• Manufacturer Part Number: FAN6863R
• Description: A highly integrated PWM controller, FAN6863 provides several features to enhance the performance of flyback converters
• Manufacturer: Fairchild Semiconductor

© 2011 Fairchild Semiconductor Corporation
FAN6863 • Rev. 1.0.1
PWM Output Section
Over-Temperature Protection (OTP) Section
Electrical Characteristics
V
Notes:
1.
2.
DD
Symbol
I
DCY
O-SOURCE
V
T
I
V
t
V
t
O-SINK
DOTP2
T
= 15V and T
V
V
CLAMP
R
DOTP
Restart
When activated, the output is disabled and the latch is turned off.
The threshold temperature for enabling the output again and resetting the latch after OTP has been activated.
OTP2
t
t
OTP
OTP
OH
OL
R
RT
F
MAX
Maximum Duty Cycle
Output Voltage LOW
Output Voltage HIGH
Rising Time (with Soft Driving)
Falling Time
Gate Output Clamping Voltage
Gate Source Driving Capability
Gate Sink Driving Capability
Internal Resistor from RT Pin
Threshold Voltage for Over-Temperature
Protection
Over-Temperature Debounce Time
Second Threshold Voltage for Over-
Temperature Protection
Second Over-Temperature Debounce
Time
Protection Junction Temperature
Restart Junction Temperature
A
= 25°C, unless otherwise noted.
Parameter
(Continued)
(2)
(1)
GATE = 1nF
V
V
GATE = 1nF
V
V
V
FAN6863, FAN6863L-
Latch, FAN6863R-Auto
Restart, at 25°C
V
FAN6863, FAN6863L-
Latch, FAN6863R-Auto
Restart, at 25°C
7
DD
DD
DD
DD
DD
FB
=V
= 15V, I
= 8V, I
= 20V
= 15V
= 15V
FB-N
Condition
O
O
= 50mA
= 50mA
Min.
12.0
0.95
0.65
6
T
+135
Typ.
13.5
1.00
0.70
150
400
400
135
70
35
10
17
OTP
25
-
Max.
15.0
1.05
0.75
200
1.5
80
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Unit
mA
mA
kΩ
ms
°C
°C
ns
ns
µs
%
V
V
V
V
V