FSEZ1216 Fairchild Semiconductor, FSEZ1216 Datasheet - Page 2

• Manufacturer Part Number: FSEZ1216
• Description: The primary-side PWM integrated Power MOSFET, FSEZ1216, significantly simplifies power supply design that requires CV and CC regulation capabilities
• Manufacturer: Fairchild Semiconductor

© 2009 Fairchild Semiconductor Corporation
FSEZ1216 • Rev. 1.0.1
Application Diagram
Internal Block Diagram
GND
VDD
6
7
R
C
COMR
COMR
16V/5V
Green Mode
Frequency
Controller
Rectifier
Hopping
OSC with
C
R
Bridge
Diode
C OM I
C OM I
+
-
R
CS
AC Line
Internal Bias
COMI
3
1
2
3
4
C
R
Comparator
C
COMR
COMV
COMV
COMV
COMI
CS
+
PWM
FSEZ1216
-
28V
DL
Figure 3.
Comparator
Figure 2.
Brownout
PWM
+
-
V
+
-
DL
DRAIN
OTP
GND
VDD
VS
OVP
+
-
Functional Block Diagram
8
7
6
5
R
COMV
STAR T
Comparator
4
Typical Application
PWM
EA_V
2
Slope Compensation
+
-
C
Protection
Protection
DD
D
Restart
Latch
DD
Auto
EA_I
S
R
+
-
R
C
Compensation
SN1
S
Cable Drop
Q
Q
COMR
D
SN
+
-
2
C
1.3V
SN1
Compensation
Temperature
R
N
2.5V
R
N
S1
A
S2
P
Soft-Driver
N
C
S
Leading-Edge
SN 2
Blanking
D
Estimator
Estimator
Detector
R
R
t
V
SN 2
I
DIS
O
O
C
O
Brownout
Protection
V
I
O
O
8
1
5
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VS
CS
DRAIN