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XC9303 Datasheet(PDF) 3 Page - Torex Semiconductor

Part # XC9303
Description  High Efficiency, Synchronous Step-Up & Down DC / DC Controller ICs
PDF  20 Pages
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Manufacturer  TOREX [Torex Semiconductor]
Direct Link  http://www.torex.co.jp
Logo TOREX - Torex Semiconductor

XC9303 Datasheet(HTML) 3 Page - Torex Semiconductor

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XC9303
Series
■
BLOCK DIAGRAM
■
ABSOLUTE MAXIMUM RATINGS
Ta = 25℃
PARAMETER
SYMBOL
RATINGS
UNITS
VDD Pin Voltage
VDD
- 0.3 ~ 12.0
V
FB Pin Voltage
VFB
- 0.3 ~ 12.0
V
CE Pin Voltage
VEN
- 0.3 ~ 12.0
V
PWM Pin Voltage
VPWM
- 0.3 ~ 12.0
V
MODE Pin Voltage
MODE
- 0.3 ~ 12.0
V
EXT1, 2 Pin Voltage
VEXT
- 0.3 ~ VDD + 0.3
V
EXT1, 2 Pin Current
IEXT
±100
mA
Power Dissipation
Pd
150
mW
Operating Temperature Range
Topr
- 40 ~ + 85
℃
Storage Temperature Range
Tstg
- 55 ~ +125
℃
+
-
FB
EXT1/
GND
EXT2
Ram p Wave
Gene rator,
OSC
Error Am p
PWM
Com pa rator
CE
PWM
CE to
interna l circuit
Synchronou s
VIN
+
-
PWM /PFM
Con troller
Vref=0.9V
with Soft-Start,
CE
Blank Logic



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