SDC602 PDF даташит
Спецификация SDC602 изготовлена «SDC» и имеет функцию, называемую «Current Mode PWM Controller». |
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Детали детали
Номер произв | SDC602 |
Описание | Current Mode PWM Controller |
Производители | SDC |
логотип |
11 Pages
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Current Mode PWM Controller
Datasheet
SDC602
General Description
Features
SDC602 is a high-performance current mode control IC
Tdesigned for AC/DC convertor, which supplies about
continuous 5W output power at the universal AC input
CONFIDENTIAL DOCUMENrangefrom85Vto265V.
Built-in high voltage power transistor of 700V
Cycle-by-cycle current limit
Very low power consumption under no load
Internal slope compensation and feedback
compensation
Over load protection
Built-in high precise current limit with temperature
compensation
Over temperature protection
Low startup and operating current
VCC over-voltage clamp
5W output power at the universal AC input range,
8W output power at AC input 220V
Package: DIP-8
Applications
Offline AC/DC flyback converter
Adaptor/Charger for cell and other portable
Apparatus
SDC
DIP-8
Figure 1. Package Type
December, 2013 Rev. 1.2
©2013 Shaoxing Devechip Microelectronics Co., Ltd.
1/11
www.sdc-semi.com
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Current Mode PWM Controller
Datasheet
SDC602
Pin Configuration
DOCUMENTPin Number
1
L2
IA3
4
T5
6
CONFIDEN7,8
OB 1
Package: DIP-8
8 OC
NC 2
7 OC
GND 3
6 NC
FB 4
5 VCC
Pin Name
OB
NC
GND
FB
VCC
NC
OC
Figure 2. Pin Configuration
Function
Startup current input, connecting to startup resistor
No connection
Ground
Feedback pin
Supply voltage
No connection
Output of HV transistor, connecting to primary wind of transformer
Table 1. Pin Configuration
SDC
December, 2013 Rev. 1.2
©2013 Shaoxing Devechip Microelectronics Co., Ltd.
2/11
www.sdc-semi.com
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Current Mode PWM Controller
Datasheet
SDC602
Functional Block Diagram
NTVREF
MEOLP
VCC OB
STC
Dmax
OSC
CUFB
IAL DOGND
2.7V
FB
COMP
PWM
OVP
10V
UVP
3.5V
DRVU
OTP
CS
COMP
0.6V
CONFIDENTFigure 3. Functional Block Diagram
OC
OC
SDC
December, 2013 Rev. 1.2
©2013 Shaoxing Devechip Microelectronics Co., Ltd.
3/11
www.sdc-semi.com
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