參數(shù)資料
型號(hào): FSCQ1565RPVDTU
廠商: FAIRCHILD SEMICONDUCTOR CORP
元件分類: 穩(wěn)壓器
英文描述: Green Mode Fairchild Power Switch (FPS⑩)
中文描述: 33.2 A SWITCHING REGULATOR, 22 kHz SWITCHING FREQ-MAX, PZFM5
封裝: TO-3PF, 7PIN
文件頁(yè)數(shù): 3/45頁(yè)
文件大?。?/td> 1379K
代理商: FSCQ1565RPVDTU
3
www.fairchildsemi.com
FSCQ-Series Rev. 1.1.2
F
Internal Block Diagram
Figure 2. Functional Block Diagram of FSCQ-Series
9V/15V
3
1
2
4
Auxiliary
Vref
Main Bias
S
Q
Q
R
OSC
V
CC
Vref
Vref
I
delay
I
FB
V
SD
TSD
Vovp
Sync
Vocp
S
Q
Q
R
R
2.5R
V
CC
good
(V
CC
= 9V)
V
CC
good
Vcc
Drain
V
FB
GN
D
AOCP
Gate
Driver
LEB
600ns
PWM
Soft Start
Internal
Bias
V
Burst
I
B
Vref
I
BFB
Burst Mode
Controller
Normal Operation
Normal
Operation
Burst Switching
5
Sync
Quasi-Resonant
(QR) Switching
Controller
+
-
+
-
S
Q
Q
R
Power Off Reset (V
CC
= 6V)
4.6V/2.6V: Normal QR
3.0V/1.8V: Extended QR
fs
Threshold
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