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XC9201DE3AKL Datasheet(PDF) 8 Page - Torex Semiconductor

Part # XC9201DE3AKL
Description  PWM Controlled Step-Down DC/DC Converters
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Manufacturer  TOREX [Torex Semiconductor]
Direct Link  http://www.torex.co.jp
Logo TOREX - Torex Semiconductor

XC9201DE3AKL Datasheet(HTML) 8 Page - Torex Semiconductor

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XC9201Series
542
5
XC9201D09AR
VIN = 4.0V unless specified
External components : RFB1 = 200k
Ω, RFB2 = 100kΩ, CFB = 82pF
*1 : On resistance = 0.4V / measurement current
NOTE1 : EFFI = {[(Output Voltage) x (Output Current)]
÷ [(Input Voltage) x (Input Current)]} x 100
NOTE2 : The capacity range of the condenser used to set the external CLK frequency is 180
∼ 300pF
Ta=25℃
UNITS
VINmax
VFB
VINmin
IDD1
ISTB
FOSC
ΔFOSC
ΔVIN・FOSC
ΔFOSC
ΔTOPR・FOSC
MAXDTY
MINDTY
ILIM
IISEN
ICEH
ICEL
VCEH
EXT voltage = High
VIN=4.0V, CE=VIN=FB
VIN=20.0V, CE=VIN, FB=VSS
VIN=4.0V, CE=FB=VSS
RT=10.0kΩ, CT=220pF
VIN=2.5V∼20V
TOPR=−40∼+85℃
VIN=4.0V
IOUT=300mA
FB=VSS
FB=VIN
VIN pin voltage - ISEN pin voltage
VIN=4.0V, ISEN=4.0V
CE=VIN=20.0V, FB=0V
CE=0V, VIN=20.0V, FB=0V
Existance of CLK Oscillation,
FB=0V, CE:Voltage applied
Dissapearance of CLK Oscillation,
FB=0V、CE:Voltage applied
EXT=VIN−0.4V, CE=FB=VIN *1
EXT=0.4V, CE=VIN, FB=VSS *1
Connect CSS and RSS, CE : 0V → 4.0V
0.8775
20
1.0
280
100
90
4.5
−0.1
−0.1
0.6
0.900
1.400
115
130
0.5
330
±5
±5
150
7
0
0
0.9225
2.200
2.0
220
235
2.0
380
0
220
13
0.1
0.1
V
V
V
V
μA
μA
μA
kHz
%
%
%
%
mV
μA
μA
μA
V
VCEL
0.2
V
REXTH
27
40
Ω
REXTL
24
34
Ω
EFFI
93
%
TSS
5
10
20
ms
RCCGAIN
400
CIRCUITS
q
q
q
t
w
w
w
e
e
e
r
r
y
y
t
t
t
t
r
r
q
q
u
IDD2
VUVLO
MIN.
TYP.
MAX.
PARAMETER
SYMBOL
CONDITIONS
Maximum Operating
Voltage
Minimum Operating
Voltage
Supply Current 1
Stand-by Current
Frequency Temperature
Fluctuation
Maximum Duty Cycle
Minimum Duty Cycle
FB Voltage
CLK Oscillation
Frequency
Frequency
Input Stability
Current Limiter
Voltage
ISEN Current
CE "High" Current
CE "Low" Current
CE "High" Voltage
CE "Low" Voltage
EXT "High"
ON Resistance
EXT "Low"
ON Resistance
CC/GAIN Pin
Output Impedance
Efficiency (NOTE1)
Soft-start Time
Supply Current 2
U.V.L.O. Voltage
05S_1XC9201/9202新規 02.09.12 15:16 ページ 542


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