05S_1XC9201/9202新規 02.09.12 15:16 ページ 539
XC9201
Series
■Electrical Characteristics
XC9201C25AR
Ta=25℃�
SYMBOL
PARAMETER
CONDITIONS
MAX. UNITS CIRCUITS
�
MIN.
2.438
20
TYP.
2.500
－�
IOUT=300mA
2.562
－�
V
V
q
q
q
t
w
w
w
e
Output Voltage
VOUT
VINmax
VINmin
VUVLO
IDD1
Maximum Operating �
Voltage
Minimum Operating �
�
－�
－�
1.0
2.200
V
Voltage
�
EXT voltage = High
1.400� 2.0
V
U.V.L.O. Voltage
Supply Current 1
Supply Current 2
Stand-by Current
�
115
VIN=3.75V, CE=VIN=VOUT
�
220
235
2.0
380
�
μA
μA
μA
kHz
IDD2
VIN=20.0V, CE=VIN, VOUT=VSS
VIN=3.75V, CE=VOUT=VSS
RT=10.0kΩ, CT=220pF
�
�
130�
ISTB
�
0.5�
CLK Oscillation �
Frequency
FOSC
�
330�
280
ΔFOSC
ΔVIN･FOSC
�
±5
�
�
�
�
Frequency Input �
VIN=2.5V～20V
%
%
e
e
Stability
VIN=3.75V
ΔFOSC
Frequency Temperature �
Fluctuation
±5�
TOPR=－40～+85℃�
ΔTOPR･FOSC
Maximum Duty Cycle MAXDTY
Minimum Duty Cycle MINDTY
�
�
VOUT=VSS
100
%
r
r
y
y
t
t
5
VOUT=VIN
�
�
150
7
0
%
Current Limiter Voltage
ISEN Current
ILIM
VIN pin voltage - ISEN pin voltage
VIN=3.75V, ISEN=3.75V
CE=VIN=20.0V, VOUT=0V
CE=0V, VIN=20.0V, VOUT=0V
Existance of CLK Oscillation,
VOUT=0V, CE：Voltage applied
Dissapearance of CLK Oscillation,
90
220
13
mV
μA
μA
μA
4.5
IISEN
ICEH
CE "High" Current
CE "Low" Current
－0.1
－0.1
0�
0.1
0.1
�
0�
ICEL
�
�
CE "High" Voltage
CE "Low" Voltage
VCEH
0.6
�
V
V
t
t
�
�
VCEL
0.2
�
VOUT=0V, CE：Voltage applied
EXT=VIN－0.4V, CE=VOUT=VIN *1
EXT=0.4V, CE=VIN, VOUT=VSS *1
EXT "High"�
REXTH
REXTL
EFFI
�
�
�
5
27�
40
33
�
20
Ω�
Ω�
%
r
r
q
q
ON Resistance
EXT "Low"�
�
24�
ON Resistance
Efficiency (NOTE1)
�
93�
TSS
�
10�
Soft-start Time
C�onnect CSS and RSS, CE : 0V → 3.75V
ms
�
�
�
CC/GAIN Pin �
Output Impedance
RCCGAIN
400�
k�
u
�
VIN = 3.75V unless specified�
*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
539
TOREX [ Torex Semiconductor ]
