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XC9213 Datasheet(PDF) 4 Page - Torex Semiconductor

Part No. XC9213
Description  Driver Transistor Built-In Synchronous Step-Down DC/DC Controller Ics
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Maker  TOREX [Torex Semiconductor]
Homepage  http://www.torex.co.jp
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XC9213 Datasheet(HTML) 4 Page - Torex Semiconductor

   
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Preliminary
" ELECTRICAL CHARACTERISTICS
XC9213B103
(FOSC = 300kHz)
Ta=25OC
$ Regulator
$ Detector
Test conditions :
Unless otherwise stated, VOUT = 3.0V, VIN = 5.0V, CE = 5.0V, MODE = 5.0V
Test circuits :
Tr 1 :
2SK2857 (NEC)
CFB :
68pF
Tr 2 :
2SK2857 (NEC)
RSENSE : 0
CL :
22
µF (OS-CON)
CPRO :
0F
CIN :
22
µF (OS-CON)
CSS :
100pF
SD 1 :
CRS02 (Schottky barrier diode)
CVL :
1
µF
RFB 1 :
200k
CBST :
0.1
µF
RFB 2 :
110k
V
Output Voltage Setting Range
Input Voltage : 25V
Input Voltage
XC9213 Series
Driver Transistor Built-In
Synchronous Step-Down DC/DC Controller Ics
PARAMETER
UNIT
V
FB Control Voltage
V
V
Supply Current 1
µA
UVLO Voltage
µA
Stand-by Current
µA
Supply Current 2
ISTB
No external components, CE=VIN, FB=1.1V
No external components, CE=FB=0V
550
kHz
Max. Duty Ratio 1
%
Oscillation Frequency
FOSC
MAXDTY1
Same as IDD1
Same as IDD1
-
95
%
PFM Duty Ratio
µS
Max. Duty Ratio 2
MAXDTY2
PFMDTY
Same as IDD2
MODE=0V, IOUT=1mA, No RSENSE
-
2
mV
CPRO time
µS
SENSE Voltage
VSENSE
TPRO
CPRO=100pF
-
100
µS
Efficiency
%
Soft-Start Time
TSS
EFFI
CSS=100pF, VOUT x 0.95, CE=0V
! 3V
IOUT=1A
-
93
V
CE "L" Voltage
V
CE "H" Voltage
VCEH
VCEL
No external components,
FB=0V, Voltage which EXT pin starts oscillation
No external components,
FB=0V, Voltage which EXT pin voltage holding "L" level
-
V
MODE "L" Voltage
V
MODE "H" Voltage
VPWMH
VPWML
No load
No load
-
-
EXT1 "L" ON Resistance
EXT1 "H" Resistance
REXT1H
REXT1L
FB=0.9V, EXT1=3.6V
FB=1.1V, EXT2=0.4V
-
10
EXT2 "L" ON Resistance
EXT2 "H" ON Resistance
REXT2H
REXT2L
FB=1.1V, EXT1=3.6V
FB=0.9V, EXT2=0.4V
-
3
µA
CE "L" Current
µA
CE "H" Current
ICEH
ICEL
CE=5.0V
CE=0V
-
-
µA
MODE "L" Current
µA
MODE "H" Current
IMODEH
MODE=5.0V
MODE=0V
IMODEL
-
-
µA
CSS "L" Current
µA
CSS "H" Current
CSS=3.8V
CSS=0V
ICSSH
ICSSL
-
-2.0
µA
FB "L" Current
µA
FB "H" Current
IFBL
IFBH
FB=5.0V
FB=1.1V
-
-
V
Load Stability
mV
Output Voltage
-
4.0
-
IVDOUTH
VDOUT=0.5V
IVDINL
VDIN=5.0V
VDIN=0V
VDOUT=5.0V
Detect Voltage
V
VDIOUT
IVDINH
VDIN "H" Current
µA
Delay Time
%
VD Input Current
mV
Hysteresis Range
µA
PARAMETER
UNIT
VDOUT " L" Current
IVDOUTL
µA
VDOUT " H" Current
µA
VDIN "L" Current
mS
UNIT
Input Stability
" VOUT
" VIN x VOUT
SYMBOL
PARAMETER
VOUTVL + 1.0V
≤VIN≤25.0V
CONDITIONS
VDR
! VOUT inversion
Voltage which EXT1 pin starts oscillation
No external components, CE=VIN, FB=0.9V
MAX.
TYP.
MIN.
-
1.5
-
-
SYMBOL
VIN
VOUTSET
CONDITIONS
VFB
UVLO
IDD1
IDD2
SYMBOL
VLOUT
" VOUT
tDLY
VDF
VHYS
CONDITIONS
IOUT=10mA
1mA
≤IOUT≤30mA
IOUT=10mA
VDOUT=0V
2.5
-
25.0
1.5
-
15.0
-
1.0
-
-
-
450
-
-
-
3.0
255
300
345
-
-98-
-
-
150
-
-
-
300
-
-
1.4
-
-
0.5
1.4
-
-
0.5
-18-
-
-18-
-
-
-
0.1
-0.1
-
-
0.1
-0.1
-
-0.7
-
-
-
-
0.1
-0.1
MIN.
TYP.
MAX.
%/V
-
100
-
MIN.
TYP.
MAX.
-
0.9
-
-6-
-15-
-
-0.1
-
-
0.1
-
-
0.1
-
-
-0.1
0.2
--
-
-
-0.1
-
4


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