FAN6921ML Fairchild Semiconductor, FAN6921ML Datasheet - Page 11

• Manufacturer Part Number: FAN6921ML
• Description: The highly integrated FAN6921ML combines a Power Factor Correction (PFC) controller and a Quasi-Resonant PWM controller
• Manufacturer: Fairchild Semiconductor

© 2010 Fairchild Semiconductor Corporation
FAN6921ML • Rev. 1.0.2
Electrical Characteristics
V
PWM Output Section
Current Sense Section
RT Pin Over-Temperature Protection Section
Note:
4.
V
V
V
DD
RT-OTP-LEVEL
Symbol
T
V
CS-FLOATING
RT-RE-LATCH
t
t
V
V
t
RT-OTP-H
RT-OTP-L
=15V, T
OTP-HYST
RT-LATCH
V
ON-BNK
t
T
Guaranteed by design.
V
CLAMP
V
SLOPE
CS-H
t
I
LIMIT
t
t
PD
OTP
RT
OH
OL
R
F
A
=-40℃~105℃ (T
PWM Gate Output Clamping
Voltage
PWM Gate Output Voltage Low
PWM Gate Output Voltage High
PWM Gate Output Rising Time
PWM Gate Output Falling Time
Delay to Output
The Limit Voltage on CSPWM
Pin for Over Power
Compensation
Slope Compensation
Leading-Edge Blanking Time
CSPWM Pin Floating V
Clamped High Voltage
Delay Once CSPWM Pin Floating CSPWM Pin Floating
Internal Threshold Temperature
for OTP
Hysteresis Temperature for
Internal OTP
Internal Source Current of RT Pin
Latch-Mode Triggering Voltage
Latch-Mode Release Voltage
Threshold Voltage for Two-level
Debounce Time
Debounce Time for OTP
Debounce Time for Externally
Triggering
(4)
Parameter
(4)
A
=T
J
), unless otherwise specified.
(4)
(Continued)
CSPWM
V
V
V
C
V
C
V
I
I
I
I
t
RANGE=Open
t
CSPWM Pin Floating
V
DET
DET
DET
DET
ON
ON
DD
DD
DD
DD
DD
RT
L
L
=3nF,
=3nF,
=45µs,
=0µs
<V
= 25V
= 15V, Io=100mA
= 15V, Io=100mA
=12V, 20~80%
=12V, 20~80%
=185µA, T
=350µA, T
=550µA, T
< 75µA, T
Conditions
RT-OTP-LEVEL
11
A
A
A
A
=25°C
=25°C
=25°C
=25°C
V
RT-LATCH
+0.15
Min.
16.0
0.81
0.69
0.55
0.37
0.25
0.05
0.75
0.45
125
4.5
90
70
8
V
RT-LATCH
+0.20
Typ.
17.5
0.84
0.72
0.58
0.40
0.30
0.10
0.80
0.50
150
300
150
140
100
100
80
40
30
10
V
RT-LATCH
+0.25
Max.
19.0
0.87
0.75
0.61
0.43
0.35
0.15
0.85
0.55
110
200
155
110
130
1.5
70
5
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Units
µA
ms
°C
°C
ns
ns
ns
ns
µs
µs
V
V
V
V
V
V
V
V
V