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SDC2921 데이터시트(PDF) 2 Page - Shaoxing Devechip Microelectronics Co., Ltd

부품명 SDC2921
상세설명  Voltage Mode PWM Controller
PDF  13 Pages
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제조업체  SDC [Shaoxing Devechip Microelectronics Co., Ltd]
홈페이지  http://www.sdc-semi.com/e/index.asp
Logo SDC - Shaoxing Devechip Microelectronics Co., Ltd

SDC2921 데이터시트(HTML) 2 Page - Shaoxing Devechip Microelectronics Co., Ltd

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Datasheet
December, 2013 Rev. 1.2
2/13
©
2013 Shaoxing Devechip Microelectronics Co., Ltd.
www.sdc-semi.com
Voltage Mode PWM Controller
SDC2921
Pin Configuration
VIN+
VIN-
V5
V33
PT
V12
VCC
1
2
3
4
16
15
13
RT
GND
C2
C1
DET
PG
REM
12
11
9
5
6
7
8
SS
OPOUT 14
10
Package: DIP-16
Figure 2. Pin Configuration
Pin Number
Pin Name
Function
1
V33
OVP/UVP input for 3.3V
2
V5
OVP/UVP input for 5V
3
V12
OVP/UVP input for 12V
4
PT
Extra OVP protection input
5
GND
Ground
6
RT
Oscillation frequency set by external resistor
7
C1
PWM open drain output 1
8
C2
PWM open drain output 2
9
REM
Remote on/off input
10
SS
Soft start function set by external capacitor
11
PG
Power good signal
12
DET
Extra protection input
13
VCC
Supply voltage
14
OPOUT
OP output
15
VIN-
OP negative input
16
VIN+
OP positive input
Table 1. Pin Description
SDC
CONFIDENTIAL
DOCUMENT



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