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CS51221 Datasheet(PDF) 2 Page - Cherry Semiconductor Corporation

Part # CS51221
Description  Enhanced Voltage Mode PWM Controller
PDF  12 Pages
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Manufacturer  CHERRY [Cherry Semiconductor Corporation]
Direct Link  http://www.cherrycorp.com/
Logo CHERRY - Cherry Semiconductor Corporation

CS51221 Datasheet(HTML) 2 Page - Cherry Semiconductor Corporation

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Operating Junction Temperature, TJ . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Internally Limited
Lead Temperature Soldering:
Wave Solder (through hole styles only) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10 Sec. max 260˚C Peak
Reflow (SMD styles only) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 60 Sec max. above 183˚C, 230˚C Peak
Storage Temperature Range, TS. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -65 to 150˚C
ESD (Human Body Model). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2kV
Absolute Maximum Ratings
PIN SYMBOL
PIN NAME
VMAX
VMIN
ISOURCE
ISINK
GATE
Gate Drive Output
15V
-0.3V
1.0A Peak
1.0A Peak
200mA DC
200mA DC
ISENSE
Current Sense Input
6V
-0.3V
1mA
1mA
RTCT
Timing Resistor/Capacitor
6V
-0.3V
1mA
10mA
FF
Feed Forward
6V
-0.3V
1mA
25mA
COMP
Error Amp Output
6V
-0.3V
10mA
20mA
VFB
Feedback Voltage
6V
-0.3V
1mA
1mA
SYNC
Sync Input
6V
-0.3V
10mA
10mA
UV
Under Voltage
6V
-0.3V
1mA
1mA
OV
Over Voltage
6V
-0.3V
1mA
1mA
ISET
Current Set
6V
-0.3V
1mA
1mA
SS
Soft Start
6V
-0.3V
1mA
10mA
VCC
Logic Section Supply
15V
-0.3V
10mA
50mA
VC
Power Section Supply
15V
-0.3V
10mA
1.0A Peak
200mA DC
VREF
Reference Voltage
6V
-0.3V
Internally
10mA
Limited
PGnd
Power Ground
N/A
N/A
1.0A Peak
N/A
200mA DC
LGnd
Logic Ground
N/A
N/A
N/A
N/A
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