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| LP2966 Datasheet, PDF (4/15 Pages) National Semiconductor (TI) – Dual 150mA Ultra Low-Dropout Regulator | |||
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Absolute Maximum Ratings (Note 1)
If Military/Aerospace specified devices are required,
please contact the National Semiconductor Sales Office/
Distributors for availability and specifications.
Storage Temperature Range
Lead Temp. (Soldering, 5 sec.)
Power Dissipation (Note 2)
ESD Rating (Note 3)
Input Supply Voltage (Survival)
Shutdown Input Voltage (Survival)
Maximum Voltage for ERROR
Pins
IOUT (Survival)
â65 to +150ËC
260ËC
Internally Limited
2kV
â0.3V to 7.5V
â0.3V to (Vin + 0.3V)
10V
Short Circuit
Protected
Output Voltage (Survival)(Note 6), â0.3V to (Vin + 0.3V)
(Note 7)
Operating Ratings (Note 1)
Input Supply Voltage
Shutdown Input Voltage
Operating Junction
Temperature Range
Maximum Voltage for
ERROR pins
2.7V to 7.0V
â0.3V to (Vin + 0.3V)
â40ËC to +125ËC
10V
Electrical Characteristics
Limits in standard typeface are for Tj = 25ËC, and limits in boldface type apply over the full operating junction temperature
range. Unless otherwise specified, VIN = VO(NOM) + 1V, (Note 16), COUT = 1µF, IOUT = 1mA, CIN = 1µF, VSD1 = VSD2 = VIN.
Symbol
Vo
(Note 13)
Parameter
Output Voltage Tolerance
Conditions
VOUT + 1V < VIN < 7.0V
1mA < IL < 100mA
Typ
(Note 4)
0.0
0.0
LP2966IMM (Note 5)
Min
Max
â1
1
-3
3
â1.5
1.5
-3.5
3.5
Unit
%VNOM
%VNOM
âVO/âVIN
(Note 8)
(Note 13)
âVO/âIOUT
âVO2/âIOUT1
Output Voltage Line
Regulation
Output Voltage Load
Regulation (Note 9)
Output Voltage Cross
Regulation (Note 10)
1mA < IL< 100mA
(Note 9)
1mA < IL1< 100mA
(Note 10)
0.1
0.1
0.0004
mV/V
mV/mA
mV/mA
VIN -VOUT
Dropout Voltage
IL = 1mA
0.9
2.0
(Note 12)
3.0
IL = 100mA
90
130
mV
180
IL = 150mA
135
195
270
IGND(1,0)(Note 18) Ground Pin Current (One IL = 1mA
300
LDO On)
VSD2 ⤠0.1V, VSD1= VIN
IL = 100mA
340
VSD2 ⤠0.1V, VSD1= VIN
IGND(1,1)
Ground Pin Current (Both IL = 1mA
340
LDOs On)
IL = 100mA
420
µA
450
500
µA
540
600
IGND(0,0)
Ground Pin Current in
Shutdown Mode
VSD1= VSD2 ⤠0.1V
0.006
0.3
µA
10
IO(PK)
Peak Output Current
(Note 2)
VOUT⥠VOUT(NOM)- 5%
500
350
150
mA
Short Circuit Foldback Protection
IFB
Short Circuit Foldback
(Note 2), (Note 14)
600
mA
Knee
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