LP3985ITLX-3.2 National Semiconductor, LP3985ITLX-3.2 Datasheet - Page 5

• Manufacturer Part Number: LP3985ITLX-3.2
• Description: Micropower/ 150mA Low-Noise Ultra Low-Dropout CMOS Voltage Regulator
• Manufacturer: National Semiconductor

∆V
PSRR
I
I
I
Q
SC
OUT(PK)
Symbol
Absolute Maximum Ratings
If Military/Aerospace specified devices are required,
please contact the National Semiconductor Sales Office/
Distributors for availability and specifications.
Electrical Characteristics
Unless otherwise specified: V
and limits appearing in standard typeface are for T
temperature range for operation, −40˚C to +125˚C. (Note 7) (Note 8)
V
V
Junction Temperature
Storage Temperature
Lead Temp.
Pad Temp. (Note 3)
Maximum Power Dissipation
ESD Rating(Note 5)
OUT
IN
OUT
SOT23-5 (Note 4)
micro SMD (Note 4)
Human Body Model
Machine Model
, V
EN
Output Voltage
Tolerance
Line Regulation Error
Load Regulation Error
(Note 9)
Output AC Line Regulation
Power Supply Rejection Ratio
Quiescent Current
Dropout Voltage (Note 10)
Short Circuit Current Limit
Peak Output Current
Parameter
IN
= V
OUT(nom)
-0.3 to (V
−65˚C to +150˚C
+ 0.5V, C
I
V
For 4.7 to 5.0 options
For all other options
I
LP3985IM5 (SOT23-5)
LP3985 (micro SMD)
V
I
V
f = 1 kHz,
I
V
f = 10 kHz,
I
V
For 4.7 to 5.0 options
For all other options
V
For 4.7 to 5.0 options
For all other options
V
I
I
I
I
Output Grounded
(Steady State)
V
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
IN
IN
IN
IN
IN
EN
EN
EN
OUT
(Notes 1, 2)
−0.3 to 6.5V
+0.3) ≤ 6.5V
= (V
= V
= V
= V
= 1.4V, I
= 1.4V, I
= 0.4V
= 1mA
= 1 mA to 150 mA
= 150 mA (Figure 1)
= 50 mA (Figure 2)
= 50 mA (Figure 2)
= 1 mA
= 50 mA
= 100 mA
= 150 mA
J
≥ V
= 25˚C. Limits appearing in boldface type apply over the entire junction
364mW
355mW
OUT(nom)
OUT(nom)
OUT(nom)
OUT(nom)
IN
150˚C
235˚C
235˚C
OUT(nom)
150V
2kV
= 1 µF, I
OUT
OUT
Conditions
+ 1V,
+ 0.2V,
+ 0.2V,
+ 0.5V) to 6.0V,
= 0 mA
= 0 to 150 mA
5
- 5%
OUT
Operating Ratings
V
V
Junction Temperature
Thermal Resistance
Maximum Power Dissipation
IN
EN
= 1mA, C
θ
θ
SOT23-5 (Note 6)
micro SMD (Note 6)
JA
JA
(SOT23-5)
(micro SMD)
OUT
= 1 µF, C
0.0025
0.0004
0.003
Typ
100
155
140
600
550
1.5
0.4
50
40
85
20
45
60
BYPASS
(Notes 1, 2)
−0.19
−0.1
Min
300
−2
−3
= 0.01µF. Typical values
Limit
0 to (V
0.005
0.002
Max
0.19
−40˚C to +125˚C
165
150
250
200
100
0.1
1.5
35
70
2
3
2
IN
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+0.3) ≤ 6V
2.5 to 6V
220˚C/W
255˚C/W
V
250mW
244mW
OUT(nom)
mV
%/mA
Units
% of
%/V
mV
mA
mA
dB
µA
P-P