參數(shù)資料
型號: BU27TD2WNVX
元件分類: 固定正電壓單路輸出LDO穩(wěn)壓器
英文描述: 2.7 V FIXED POSITIVE LDO REGULATOR, 0.5 V DROPOUT, PDSO4
封裝: 1 X 1 MM, ROHS COMPLIANT, SSON-4
文件頁數(shù): 2/5頁
文件大?。?/td> 161K
代理商: BU27TD2WNVX
2/4
REV. E
○ ELECTRICAL CHARACTERISTICS
(Ta=25℃, VIN=VOUT+1.0V (*3), STBY=VIN, Cin=0.47μF, Co=0.47μF, unless otherwise noted.)
●This product is not designed for protection against radioactive rays.
(*3) VIN=2.5V for VOUT≦1.5V
(*4) VIN=2.5V to 5.5V for VOUT≦1.5V
○ ELECTRICAL CHARACTERISTICS of each Output Voltage
(Ta=25℃, STBY=VIN, Cin=0.47μF, Co=0.47μF, unless otherwise noted.)
PARAMETER
Symbol
Limit
Unit
Conditions
MIN.
TYP.
MAX.
Overall Device
Output Voltage
VOUT
VOUT×0.99
VOUT
VOUT×1.01
V
IOUT=10μA,VOUT≧2.5V
VOUT-25mV
VOUT+25mV
IOUT=10μA,VOUT<2.5V
Operating Current
IIN
-
35
60
μA
IOUT=0mA
Operating Current (STBY)
ISTBY
-
1.0
μA
STBY=0V
Ripple Rejection Ratio
RR
45
70
-
dB
VRR=-20dBv,fRR=1kHz,IOUT=10mA
Dropout Voltage
VSAT
-
280
540
mV
2.5V≦VOUT≦2.6V(VIN=0.98*VOUT,IOUT=200mA)
-
260
500
mV
2.7V≦VOUT≦2.85V(VIN=0.98*VOUT,IOUT=200mA)
-
240
460
mV
2.9V≦VOUT≦3.1V(VIN=0.98*VOUT,IOUT=200mA)
-
220
420
mV
3.2V≦VOUT≦3.4V(VIN=0.98*VOUT,IOUT=200mA)
Line Regulation
VDL
-
2
20
mV
VIN=VOUT+1.0V to 5.5V(*4), IOUT=10μA
Load Regulation
VDLO
-
10
80
mV
IOUT=0.01mA to 100mA
Over-current Protection (OCP)
Limit Current
ILMAX
220
400
700
mA
Vo=VOUT*0.95
Short Current
ISHORT
20
70
150
mA
Vo=0V
Standby Block
Discharge
Resistor
RDSC
20
50
80
Ω
VIN=4.0V, STBY=0V, VOUT=4.0V
STBY Pin Pull-down Current
ISTB
0.1
0.6
2.0
μA
STBY=1.5V
STBY Control Voltage
ON
VSTBH
1.2
-
5.5
V
OFF
VSTBL
-0.3
-
0.3
V
Output Voltage
PARAMETER
MIN.
TYP.
MAX.
Unit
Conditions
1.0V, 1.2V
Maximum
output
current
80
160
-
mA
VIN=1.7V
200
-
VIN=2.1V
1.5V
60
120
-
VIN=1.8V
200
-
VIN=2.2V
1.8V,1.85V,1.9V,2.0V,2.1V,2.3V
200
-
VIN=VOUT+0.6V
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