FAN6300A Datasheet, PDF (3/15 Pages) Fairchild Semiconductor – Highly Integrated Quasi-Resonant Current Mode PWM Controller

Internal Block Diagram
FB ²
Soft -Start
5ms
4 .2V
2R
R
HV
VDD
8
6
IH V
Tim er
52m s
OVP
27 V
FB OLP
Latched
Tw o Steps
U VLO
16 V/10 V/ 8V
2 .1m s
30 µs
S tar ter
CS 3
B l a nk i ng
C ircuit
Over-Pow er
C om pensation
PW M
C urrent Lim it
ID ET
tO F F - M IN
0.3 V
V D ET
Valley
D etector
DET
t_{O FF}
B l a nk i ng
1
5V
VD ET
S/H
2. 5V
Latched
DET OVP
0 .3 V
I DET
tTIM E -O U T
Latched
Inter nal
OTP
Latched
4
7
GND
NC
Figure 2. Functional Block Diagram
Inte r n al
Bias
SE T
SQ
R Q C LR
DRV
18 V
5 _GATE
Marking Information
© 2009 Fairchild Semiconductor Corporation
FAN6300A / FAN6300H • Rev. 1.0.1
: Fairchild Logo
Z: Plant Code
X: Year Code
Y: Week Code
TT: Die Run Code
T: Package Type (N = DIP, M = SOP)
P: Y = Green Package
M: Manufacturing Flow Code
Figure 3. Marking Diagram
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