LP3981IMM-3.3/NOPB National Semiconductor, LP3981IMM-3.3/NOPB Datasheet - Page 4

• Manufacturer Part Number: LP3981IMM-3.3/NOPB
• Description: IC REG LDO 300MA 3.3V 8MSOP
• Manufacturer: National Semiconductor

Specifications of LP3981IMM-3.3/NOPB

• Regulator Topology: Positive Fixed
• Voltage - Output: 3.3V
• Voltage - Input: Up to 6V
• Voltage - Dropout (typical): 0.132V @ 300mA
• Number Of Regulators: 1
• Current - Output: 300mA
• Current - Limit (min): 300mA
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: 8-MSOP, Micro8™, 8-uMAX, 8-uSOP,
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: LP3981IMM-3.3; LP3981IMM-3.3TR

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∆V
PSRR
I
I
e
TSD
I
I
V
Q
SC
OUT(PK)
EN
n
IL
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
cal values and imits appearing in standard typeface are for T
junction temperature range for operation, −40˚C to +125˚C. (Notes 6, 7)
Symbol
V
V
Junction Temperature
Storage Temperature
Lead Temp.
Pad Temp.
Power Dissipation (Note 3)
Maximum Power Dissipation at 25˚C
OUT
IN
OUT
θ
θ
MSOP-8
LLP-6
, V
JA
JA
, V
EN
(MSOP-8)
(LLP-6)
OUT-SENSE
Output Voltage
Tolerance
Line Regulation Error
Load Regulation Error
(Note 8)
Power Supply Rejection Ratio
(Note 10)
Quiescent Current
Dropout Voltage (Note 9)
Short Circuit Current Limit
Output Noise Voltage
Thermal Shutdown Temperature
Thermal Shutdown Hysteresis
Peak Output Current
Maximum Input Current at V
Logic Low Input threshold
Parameter
EN
= 1.2V, V
EN
−0.3 to V
IN
−65˚C to +150˚C
= V
V
+85˚C
V
I
V
f = 1 kHz,
I
V
f = 10 kHz,
I
V
V
V
V
I
I
I
Output Grounded
(Steady State)
BW = 10 Hz to 100 kHz,
C
V
V
V
(Notes 1, 2)
OUT
OUT
OUT
OUT
OUT
OUT
−0.3 to 6.5V
IN
IN
IN
IN
EN
EN
OUT
EN
BP
OUT
EN
IN
OUT
Max 6.5V
= V
= V
= 2.7 to 6.0V
= V
= V
210˚C/W
IN
= 1.2V, I
= 1.2V, I
= 0.4V
= 0 and V
= 0.033µF
= 1 mA
= 200 mA
= 300 mA
= 1 mA to 300 mA
= 50 mA (Figure 2)
= 50 mA (Figure 2)
595mW
50˚C/W
= 2.5V(Note 12)
≥ V
+ 0.5V, C
150˚C
+ 0.3,
OUT
OUT
OUT(nom)
OUT(nom)
2.5W
OUT
+ 0.5V to 6.0V, T
+ 0.5V to 6.0V, T
OUT
OUT
Conditions
(nom) - 5%
J
IN
= 25˚C. Limits appearing in boldface type apply over the entire
4
IN
+ 1V,
+ 1V,
= 1 mA
= 1 to 300 mA,
= 2.2 µF, C
Operating Ratings
ESD Rating(Note 4)
V
V
Junction Temperature
Maximum Power Dissipation (Note 5)
IN
EN
Human Body Model
Machine Model
MSOP-8
LLP-6
A
J
BP
≤125˚C
<
= 0.033 µF, I
0.0003
0.005
0.003
0.001
Typ
170
132
600
160
455
0.5
50
55
70
88
35
20
OUT
= 1mA, C
(Notes 1, 2)
−0.1
−0.2
Min
300
−2
−3
Limit
OUT
−40˚C to +125˚C
0.005
Max
120
210
133
200
0.1
0.2
1.5
0.4
= 2.2 µF. Typi-
2
3
5
2.7 to 6V
%/mA
0 to V
V
476mW
OUT(nom)
µVrms
Units
% of
200V
2.0W
%/V
%/V
mV
mA
dB
µA
µA
˚C
˚C
2kV
V
IN