LP3961ES-1.8/NOPB National Semiconductor, LP3961ES-1.8/NOPB Datasheet - Page 7
![IC REGULATOR ULTR LDO TO263-5](/photos/7/0/70012/ts5b_sml.jpg)
LP3961ES-1.8/NOPB
Manufacturer Part Number
LP3961ES-1.8/NOPB
Description
IC REGULATOR ULTR LDO TO263-5
Manufacturer
National Semiconductor
Datasheet
1.LP3961EMP-1.8NOPB.pdf
(22 pages)
Specifications of LP3961ES-1.8/NOPB
Regulator Topology
Positive Fixed
Voltage - Output
1.8V
Voltage - Input
2.5 ~ 7 V
Number Of Regulators
1
Current - Output
800mA
Current - Limit (min)
1.2A
Operating Temperature
-40°C ~ 125°C
Mounting Type
Surface Mount
Package / Case
TO-263-5, D²Pak (5 leads + Tab), TO-263BA
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Voltage - Dropout (typical)
-
Other names
*LP3961ES-1.8
*LP3961ES-1.8/NOPB
LP3961ES-1.8
*LP3961ES-1.8/NOPB
LP3961ES-1.8
SHORT CIRCUIT PROTECTION
OVER TEMPERATURE PROTECTION
SHUTDOWN INPUT
∆V
Absolute Maximum Ratings
If Military/Aerospace specified devices are required,
please contact the National Semiconductor Sales Office/
Distributors for availability and specifications.
Electrical Characteristics
LP3961/LP3964
V
Storage Temperature Range
Lead Temperature
ESD Rating (Note 3)
Power Dissipation (Note 2)
Input Supply Voltage (Survival)
Shutdown Input Voltage
(Survival)
Output Voltage (Survival), (Note
6), (Note 7)
Limits in standard typeface are for T
Unless otherwise specified: V
Symbol
IN
Tsh(h)
∆V
Tsh(t)
O
I
(Soldering, 5 sec.)
V
V
I
I
O(PK)
GND
GND
I
V
/ ∆I
- V
SDT
ADJ
SC
O
OL
OUT
OUT
Output Voltage
Tolerance
(Note 8)
Adjust Pin Voltage (ADJ
version)
Output Voltage Line
Regulation (Note 8)
Output Voltage Load
Regulation
(Note 8)
Ground Pin Current In
Normal Operation Mode
Ground Pin Current In
Shutdown Mode
(Note 11)
Peak Output Current
Short Circuit Current
Shutdown Threshold
Thermal Shutdown
Hysteresis
Shutdown Threshold
Dropout Voltage
Parameter
(Note 10)
IN
= V
O(NOM)
J
= 25˚C, and limits in boldface type apply over the full operating temperature range.
−0.3V to V
Internally Limited
−65˚C to +150˚C
−0.3V to +7.5V
−0.3V to +7.5V
+ 1V, I
10 mA ≤ I
V
10 mA ≤ I
V
V
10 mA
I
I
I
I
V
(Note 2)
Output = High
Output = Low
L
L
L
L
(Note 1)
OUT
OUT
OUT
SD
= 80 mA
= 800 mA
= 80 mA
= 800 mA
L
IN
≤ 0.2V
+1V
+1 ≤ V
+1.5V ≤ V
260˚C
= 10 mA, C
+0.3V
Conditions
<
2 kV
<
L
L
I
L
V
≤ 800mA
≤ 800mA
<
IN
IN
<
≤ 7.0V
800 mA
IN
7.0V
7
OUT
≤ 7.0V
Operating Ratings
I
Maximum Voltage for ERROR
Pin
Maximum Voltage for SENSE Pin
Input Supply Voltage (Operating),
(Note 12)
Shutdown Input Voltage
(Operating)
Maximum Operating Current (DC)
Operating Junction Temp. Range
OUT
= 33µF, V
(Survival)
(Note 4)
SD
1.216
0.02
0.06
0.02
0.08
Typ
240
165
1.5
2.8
V
24
15
10
0
3
4
0
= V
IN
IN
-0.3V.
V
1.198
1.180
LP3961/4 (Note 5)
IN
Min
-1.5
-3.0
1.2
1.1
–0.3
Short Circuit Protected
1.234
1.253
Max
+1.5
+3.0
300
350
0.2
−0.3V to V
30
35
10
14
15
25
75
9
−40˚C to +125˚C
2.5V to 7.0V
V
www.national.com
OUT
V
IN
IN
Units
+0.3V
+0.3V
+0.3V
mV
mA
µA
0.8A
˚C
˚C
%
%
%
V
A
A
V