參數(shù)資料
型號(hào)： XC9213
廠商： TOREX SEMICONDUCTOR LTD.
英文描述： Driver Transistor Built-In Synchronous Step-Down DC/DC Controller Ics
中文描述： 驅(qū)動(dòng)晶體管內(nèi)建同步降壓型DC / DC控制器IC
文件頁(yè)數(shù)： 4/5頁(yè)
文件大?。?/td> 61K
代理商： XC9213
Preliminary
"
ELECTRICAL CHARACTERISTICS
XC9213B103
PARAMETER
(FOSC = 300kHz)
Ta=25
O
C
UNIT
$
Regulator
$
Detector
Test conditions :
Unless otherwise stated, VOUT = 3.0V, VIN = 5.0V, CE = 5.0V, MODE = 5.0V
Test circuits :
Tr 1 :
Tr 2 :
CL :
CIN :
SD 1 :
RFB 1 :
RFB 2 :
2SK2857 (NEC)
2SK2857 (NEC)
22
μ
F (OS-CON)
22
μ
F (OS-CON)
CRS02 (Schottky barrier diode)
200k
110k
CFB :
RSENSE : 0
CPRO :
CSS :
CVL :
CBST :
68pF
0F
100pF
1
μ
F
0.1
μ
F
V
V
V
V
μ
A
μ
A
μ
A
kHz
%
%
μ
S
mV
μ
S
μ
S
%
Output Voltage Setting Range
FB Control Voltage
UVLO Voltage
Input Voltage : 25V
Input Voltage
XC9213 Series
Driver Transistor Built-In
Synchronous Step-Down DC/DC Controller Ics
Supply Current 1
Supply Current 2
Stand-by Current
Oscillation Frequency
ISTB
FOSC
MAXDTY1
MAXDTY2
PFMDTY
VSENSE
TPRO
TSS
EFFI
No external components, CE=VIN, FB=1.1V
No external components, CE=FB=0V
Same as IDD1
Same as IDD1
Same as IDD2
MODE=0V, IOUT=1mA, No RSENSE
550
450
-
300
Max. Duty Ratio 1
Max. Duty Ratio 2
-
-
95
98
PFM Duty Ratio
SENSE Voltage
-
-
2
CPRO time
Soft-Start Time
CPRO=100pF
-
-
100
300
Efficiency
CSS=100pF, VOUT x 0.95, CE=0V
!
3V
IOUT=1A
No external components,
FB=0V, Voltage which EXT pin starts oscillation
No external components,
FB=0V, Voltage which EXT pin voltage holding "L" level
No load
No load
FB=0.9V, EXT1=3.6V
FB=1.1V, EXT2=0.4V
FB=1.1V, EXT1=3.6V
FB=0.9V, EXT2=0.4V
CE=5.0V
CE=0V
MODE=5.0V
MODE=0V
CSS=3.8V
CSS=0V
FB=5.0V
FB=1.1V
-
93
V
CE "L" Voltage
V
CE "H" Voltage
VCEH
VCEL
-
V
V
μ
A
μ
A
μ
A
μ
A
μ
A
μ
A
μ
A
μ
A
MODE "L" Voltage
EXT1 "H" Resistance
MODE "H" Voltage
VPWMH
VPWML
REXT1H
REXT1L
REXT2H
REXT2L
ICEH
ICEL
IMODEH
IMODEL
ICSSH
ICSSL
IFBH
-
-
-
EXT1 "L" ON Resistance
EXT2 "H" ON Resistance
-
-
10
18
EXT2 "L" ON Resistance
CE "H" Current
-
-
3
-
CE "L" Current
MODE "H" Current
-
-
-
-
MODE "L" Current
CSS "H" Current
-
-
-
CSS "L" Current
FB "H" Current
-
-
-2.0
-
FB "L" Current
IFBL
-
-
V
Load Stability
mV
Output Voltage
-
-
4.0
100
-
-
IVDOUTH
IVDOUTL
VDOUT=0.5V
VDR
!
VOUT inversion
IVDINL
VDIN=5.0V
VDIN=0V
VDOUT=5.0V
VDOUT=0V
Detect Voltage
Hysteresis Range
V
%
mV
mS
VDIOUT
tDLY
IVDINH
VDIN "H" Current
VDIN "L" Current
μ
A
μ
A
μ
A
Delay Time
VD Input Current
μ
A
PARAMETER
UNIT
VDOUT " L" Current
VDOUT " H" Current
UNIT
Input Stability
"
VOUT
"
VIN x VOUT
SYMBOL
VDF
VHYS
PARAMETER
VOUTVL + 1.0V
≤
VIN
≤
25.0V
CONDITIONS
Voltage which EXT1 pin starts oscillation
No external components, CE=VIN, FB=0.9V
MAX.
25.0
15.0
-
TYP.
-
-
1.0
MIN.
2.5
1.5
-
-
-
-
-
1.5
-
-
-
SYMBOL
VIN
VOUTSET
VFB
UVLO
IDD1
IDD2
CONDITIONS
SYMBOL
VLOUT
"
VOUT
CONDITIONS
IOUT=10mA
1mA
≤
IOUT
≤
30mA
IOUT=10mA
3.0
345
-
-
-
-
-
-
-
255
150
1.4
-
-
0.5
1.4
-
-
0.5
-
-
-
-
0.1
-0.1
0.1
-0.1
-
-
0.1
-0.1
18
-0.7
MIN.
TYP.
MAX.
%/V
MIN.
-
-
-
-
-
-
-
TYP.
0.9
6
15
-
-
-
MAX.
-
-
-
0.1
0.1
-0.1
-
-
-0.1
-0.1
-
0.2
-
-
4
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