LM3822MM-1.0/NOPB National Semiconductor, LM3822MM-1.0/NOPB Datasheet - Page 3
![IC CURRENT GAUGE PREC 8-MSOP](/photos/18/29/182939/msop-8_sml.jpg)
LM3822MM-1.0/NOPB
Manufacturer Part Number
LM3822MM-1.0/NOPB
Description
IC CURRENT GAUGE PREC 8-MSOP
Manufacturer
National Semiconductor
Type
Battery Chargerr
Datasheet
1.LM3822MM-1.0NOPB.pdf
(13 pages)
Specifications of LM3822MM-1.0/NOPB
Function
Current Gauge
Sensing Method
High-Side
Accuracy
±2%
Voltage - Input
2 ~ 5.5 V
Operating Temperature
-40°C ~ 85°C
Mounting Type
Surface Mount
Package / Case
8-TSSOP, 8-MSOP (0.118", 3.00mm Width)
Operating Supply Voltage (min)
2V
Operating Supply Voltage (max)
5.25V
Operating Temp Range
-40C to 85C
Package Type
MSOP
Mounting
Surface Mount
Pin Count
8
Operating Temperature Classification
Industrial
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Current - Output
-
Lead Free Status / Rohs Status
Compliant
Other names
LM3822MM-1.0
LM3822MM-1.0TR
LM3822MM-1.0TR
I
e
I
e
I
I
D
t
f
V
ACC
ACC
Q1
Q2
S
P
Symbol
Symbol
Symbol
n
n
TH
RES
Absolute Maximum Ratings
If Military/Aerospace specified devices are required,
please contact the National Semiconductor Sales Office/
Distributors for availability and specifications.
Electrical Characteristics
Specifications in standard type face are for T
ranges.
LM3822-1.0
SENSE+V
LM3822-2.0
SENSE+V
Common Device Parameters
Unless otherwise specified, V
0.1 µF.
Absolute Maximum Supply Voltage
Power Dissipation
ESD Susceptibility (Note 3)
Sense Current (peak, for 200 msec) (Note 4)
Sink Current for PWM pin
Maximum Junction Temperature
Average Current Accuracy
(Note 7)
Effective Output Noise (rms)
Average Current Accuracy
(Note 7)
Effective Output Noise (rms)
Quiescent Current
Quiescent Current
PWM Resolution
Sampling Time
Frequency of PWM Waveform
Threshold High Level for SD
DD
DD
= 3.6V for the following specifications. Supply bypass capacitor is 1 µF and filter capacitor is 0.1 µF.
= 3.6V for the following specifications. Supply bypass capacitor is 1 µF and filter capacitor is 0.1 µF.
Parameter
Parameter
Parameter
DD
= 3.6V for the following specifications. Supply bypass capacitor is 1 µF and filter capacitor is
1.0A current
2.0A current (Note 8)
Normal Mode, SD = high
Shutdown Mode, SD = low
Typical numbers are at 25˚C and represent the most likely parametric norm.
J
= 25˚C and those with boldface type apply over full operating temperature
(Note 1)
(Note 2)
1.5 kV
150˚C
5.5V
1mA
10A
Conditions
Conditions
Conditions
3
Operating Ratings
Storage Temperature
Lead Temperature (Soldering, 10 sec)
Input Voltage
Sense Current (continuous) (Note 4)
Junction Temperature Range
(Note 5)
(Note 5)
(Note 5)
Typ
Typ
Typ
1.0
2.0
1.8
0.1
1.3
95
50
20
2
6
(Note 1)
0.98 / 0.96
1.02 / 1.04
1.94 / 1.90
2.06 / 2.10
(Note 6)
(Note 6)
(Note 6)
Limit
Limit
Limit
12.5
150
1.8
10
40
80
25
−65˚C to +150˚C
−40˚C to +85˚C
2.0V to 5.25V
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ms (max)
µA (max)
µA (max)
Hz (max)
ms (min)
Hz (min)
A (max)
A (max)
A (min)
A (min)
V (min)
260˚C
Units
Units
Units
mA
mA
ms
µA
µA
Hz
%
A
A
V
5A