BU6650NUX_11 Datasheet, PDF (3/22 Pages) Rohm – 3ch CMOS LDO Regulators

BU6650NUX,BU6651NUX,BU6652NUX,BU6653NUX,BU6654NUX,BU6655NUX Technical Note
●Electrical characteristics
(Ta=25C, VIN=VOUT+1.0 V (VIN=3.5 V on VOUT=1.8 V and1.5 V products), STBY=1.5 V, CIN=2.2 F, CO=1.0 F, unless
otherwise specified)
Parameter
Symbol
Min.
Limits
Typ.
Unit
Max.
Conditions
Output voltage
Operating current
VOUT
IIN1
IIN2
IIN3
VOUT
×0.99
VOUT
-25mV
-
-
-
VOUT
40
80
120
VOUT
×1.01
VOUT
+25mV
95
190
285
IOUT=10 μA, VOUT≥2.5 V
V
IOUT=10 μA, VOUT<2.5 V
μA
IOUT=0mA
STBY×1=1.5V, STBY×2=0V
μA
IOUT=0mA
STBY×2=1.5V, STBY×1=0V
μA
IOUT=0mA
STBY×3=1.5V
Circuit current (at STBY)
ISTBY
-
-
1
μA STBY=0 V
Ripple rejection
Input / Output
voltage difference
Line regulation
RR
55
-
VSAT
-
-
VDL
-
VRR=-20dBv, fRR=1kHz,
70
IOUT=10 mA
-
dB
1.5 V≦VOUT≦1.8 V
VRR=-20dBv, fRR=1 kHz,
65
IOUT=10 mA
2.5 V≦VOUT
360
720
VOUT=2.8V
(VIN=0.98*VOUT, IOUT=200 mA)
300
600
mV
VOUT=3.3V
(VIN=0.98*VOUT, IOUT=200 mA)
220
460
VOUT=3.3V
(VIN=0.98*VOUT, IOUT=150 mA)
2
20
mV
VIN=VOUT+1.0 V to 5.5 V,
IOUT=10 μA
Load regulation
VDLO
-
10
80
mV IOUT=0.01 mA to 100 mA
Over current protection
detection current
ILMAX
220
350
700
mA Vo=VOUT*0.8
Output short-circuit current ISHORT 20
70
150
mA Vo=0 V
Output discharge resistance RDSC
20
50
80
Ω VIN=4.0 V, STBY=0 V
Standby pull down resistance RSTB
500
1000
2000
kΩ
ON
Control Voltage
OFF
VSTBH 1.5
-
5.5
V Output Voltage ON
VSTBL -0.3
-
0.3
V Output Voltage OFF
* This product does not have radiation-proof design.
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3/21
2011.03 - Rev.E