BU30TD3WG-TR Datasheet, PDF (4/13 Pages) Rohm – Versatile Package FULL CMOS LDO Regulator

BUxxTD3WG series
Datasheet
●Electrical Characteristics
(Ta=25℃, VIN=VOUT+1.0V (*3), STBY=VIN, Cin=0.47μF, Co=0.47μF, unless otherwise noted.)
PARAMETER
Overall Device
Output Voltage
Operating Current
Operating Current (STBY)
Ripple Rejection Ratio
Symbol
MIN.
Limit
TYP.
Unit
MAX.
Conditions
VOUT
IIN
ISTBY
RR
VOUT×0.99
VOUT-25mV
-
-
45
VOUT×1.01
VOUT
V
VOUT+25mV
35
60
μA
-
1.0
μA
70
-
dB
IOUT=10μA, VOUT≧2.5V
IOUT=10μA, VOUT＜2.5V
IOUT=0mA
STBY=0V
VRR=-20dBv, fRR=1kHz, IOUT=10mA
-
800
1100
mV 1.0V≦VOUT＜1.2V(IOUT=200mA)
-
600
900
mV 1.2V≦VOUT＜1.5V(IOUT=200mA)
-
440
700
mV 1.5V≦VOUT＜1.8V(IOUT=200mA)
Dropout Voltage
-
VSAT
-
380
600
mV 1.8V≦VOUT＜2.5V(IOUT=200mA)
280
540
mV 2.5V≦VOUT≦2.6V(IOUT=200mA)
-
260
500
mV 2.7V≦VOUT≦2.85V(IOUT=200mA)
-
240
460
mV 2.9V≦VOUT≦3.1V(IOUT=200mA)
-
220
420
mV 3.2V≦VOUT≦3.4V(IOUT=200mA)
Line Regulation
VDL
-
2
20
mV VIN=VOUT+1.0V to 5.5V (*4), IOUT=10μA
Load Regulation
VDLO
-
Over Current Protection (OCP)
10
80
mV IOUT=0.01mA to 100mA
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
ON VSTBH
1.2
-
STBY Control Voltage
OFF VSTBL
-0.3
-
6.0
V
0.3
V
This product is not designed for protection against radioactive rays.
(*3) VIN=2.5V for VOUT≦1.5V
(*4) VIN=2.5V to 3.6V for VOUT≦1.5V
●Block Diagrams
VIN
VIN
1
Cin
GND ²
STBY
STBY
3
VREF
OCP
TSD
STBY
Discharge
Fig. 2 Block Diagrams
VOUT
5
VOUT
Co
Cin･･･0.47μF (Ceramic)
Co ･･･0.47μF (Ceramic)
●Reference data BU18TD3WG (Ta=25ºC unless otherwise specified.)
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TSZ02201-0RBR0A300030-1-2
21.AUG.2013.Rev.003