LM3420AM5-4.2 National Semiconductor, LM3420AM5-4.2 Datasheet - Page 3
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LM3420AM5-4.2
Manufacturer Part Number
LM3420AM5-4.2
Description
IC CTRLR LIION BAT CHRG SOT23-5
Manufacturer
National Semiconductor
Type
Battery Chargerr
Datasheet
1.LM3420AM5-8.4NOPB.pdf
(17 pages)
Specifications of LM3420AM5-4.2
Function
Charge Management
Battery Type
Lithium-Ion (Li-Ion)
Operating Temperature
-40°C ~ 85°C
Mounting Type
Surface Mount
Package / Case
SC-74A, SOT-753
Output Current
15mA
Output Voltage
4.2V
Operating Supply Voltage (max)
20V
Operating Temp Range
-40C to 85C
Package Type
SOT-23
Mounting
Surface Mount
Pin Count
5
Operating Temperature Classification
Industrial
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Other names
*LM3420AM5-4.2TR
LM3420AM5-4.2
LM3420AM5-4.2TR
LM3420AM5-4.2
LM3420AM5-4.2TR
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
LM3420AM5-4.2
Manufacturer:
NSC
Quantity:
4 800
Part Number:
LM3420AM5-4.2
Manufacturer:
NS/国半
Quantity:
20 000
V
I
G
A
V
I
R
E
q
L
Symbol
REG
V
SAT
n
f
m
Absolute Maximum Ratings
If Military/Aerospace specified devices are required,
please contact the National Semiconductor Sales Office/
Distributors for availability and specifications.
LM3420-4.2
Electrical Characteristics
Specifications with standard type face are for T
ture Range. Unless otherwise specified, V(IN) = V
Input Voltage V(IN)
Output Current
Junction Temperature
Storage Temperature
Lead Temperature
Power Dissipation (T
Vapor Phase (60 seconds)
Infrared (15 seconds)
(Note 2)
Regulation Voltage
Regulation Voltage
Tolerance
Quiescent Current
Transconductance
∆I
Voltage Gain
∆V
Output Saturation
(Note 7)
Output Leakage
Current
Internal Feedback
Resistor (Note 8)
Output Noise
Voltage
OUT
OUT
Parameter
/∆V
/∆V
REG
REG
A
= 25˚C)
I
I
I
20 µA ≤ I
V
1 mA ≤ I
V
1V ≤ V
R
1V ≤ V
R
V(IN) = V
I
V(IN) = V
V
I
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
L
L
= 200Ω (Note 6)
= 2 kΩ
= 1 mA
= 1 mA
= 1 mA
= 15 mA
= 1 mA, 10 Hz ≤ f ≤ 10 kHz
= 2V
= 2V
= 0V
OUT
OUT
OUT
OUT
REG
REG
−65˚C to +150˚C
≤ V
≤ V
Conditions
≤ 15 mA
≤ 1 mA
+100 mV
−100 mV
REG
REG
(Note 1)
J
= 25˚C, and those with boldface type apply over full Operating Tempera-
300 mW
REG
− 1.2V (−1.3)
− 1.2V (−1.3)
+215˚C
+220˚C
20 mA
150˚C
, V
20V
OUT
= 1.5V.
3
Operating Ratings
ESD Susceptibility (Note 3)
See AN-450 “Surface Mounting Methods and Their Effect
on Product Reliability” for methods on soldering
surface-mount devices.
Ambient Temperature Range
Junction Temperature Range
Output Current
Human Body Model
(Note 4)
Typical
1000
3500
4.2
3.3
6.0
1.0
0.1
85
75
70
LM3420A-4.2
4.221/4.242
4.179/4.158
1500/900
(Note 5)
±
110/115
1.3/0.75
550/250
3.0/1.5
1.2/1.3
0.5/1.0
Limit
0.5/
94
56
±
1
(Notes 1, 2)
LM3420-4.2
4.242/4.284
4.158/4.116
1000/700
(Note 5)
125/150
1.0/0.50
450/200
2.5/1.4
1.2/1.3
0.5/1.0
±
Limit
1/
94
56
−40˚C ≤ T
±
2
−40˚C ≤ T
mA/mV(min)
mA/mV(min)
www.national.com
A
V/V(min)
V/V(min)
kΩ(max)
µA(max)
µA(max)
(Limits)
kΩ(min)
%(max)
≤ +85˚C
mA/mV
mA/mV
V(max)
V(max)
µV
V(min)
+125˚C
Units
1500V
15 mA
V/V
V/V
µA
µA
kΩ
V
V
RMS
J
≤