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XC9502 Datasheet(PDF) 3 Page - Torex Semiconductor

Part # XC9502
Description  2ch. Step-up / down DC/DC Controller ICs
PDF  40 Pages
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Manufacturer  TOREX [Torex Semiconductor]
Direct Link  http://www.torex.co.jp
Logo TOREX - Torex Semiconductor

XC9502 Datasheet(HTML) 3 Page - Torex Semiconductor

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! Absolute Maximum Ratings
Ta=25
OC
* Voltage goes to Ground.
! Block Diagram
Storage Temperature
mW
IEXT
± 100
mA
Pd
150
EXT1, 2 Pin Current
Power Dissipation
FB1, 2 Pin Voltage
- 0.3 ~ 12
V
V
VEN
- 0.3 ~ 12
V
- 0.3 ~ 12
V
VEXT
- 0.3 ~ VDD + 0.3
EN1, 2 Pin Voltage
PWM1,2 Pin Voltage
EXT1, 2 Pin Voltage
VPWM
VDD
- 0.3 ~ 12
V
SYMBOL
RATINGS
UNITS
PARAMETER
XC9502 Series
2ch. Step-up / down DC/DC Controller ICs
VDD Pin Voltage
VFB
Tstg
OC
- 55 ~ + 125
OC
Topr
- 40 ~ + 85
Operating Ambient Temperature
PWM1
+
-
FB1
VDD
EXT1
Vref1 = 0.9V
with Soft Start1,
EN1
+
-
PWM/PFM
Controller 1
Vref2 = 0.9V
with Soft Start 1,
EN2
+
-
PWM/PFM
Controller 2
FB2
GND
EXT2
OSC
Generator
Ramp Wave
Generator 1
Ramp Wave
Generator 2
Error
Amp2
Error
Amp1
PWM
Comparator2
PW
M
Comparator1
EN1
PWM2
EN2
EN1 to
internal circuit
EN2 to
internal circuit
-
+
3



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