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參數(shù)資料
| 型號(hào)： | LM3420-12.6 |
| 廠商： | NATIONAL SEMICONDUCTOR CORP |
| 元件分類： | 電源管理 |
| 英文描述： | Lithium-Ion Battery Charge Controller |
| 中文描述： | 1-CHANNEL POWER SUPPLY MANAGEMENT CKT, PDSO5 |
| 封裝： | SOT-23, 5 PIN |
| 文件頁(yè)數(shù)： | 5/17頁(yè) |
| 文件大?。?/td> | 384K |
| 代理商： | LM3420-12.6 |
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LM3420-8.4
Electrical Characteristics
(Continued)
Specifications with standard type face are for T
= 25C, and those with
boldface type
apply over
full Operating Tempera-
ture Range
. Unless otherwise specified, V(IN) = V
REG
, V
OUT
= 1.5V.
Symbol
Parameter
Conditions
Typical
(Note 4)
LM3420A-8.4
Limit
(Note 5)
LM3420-8.4
Limit
(Note 5)
Units
(Limits)
A
V
Voltage Gain
V
OUT
/
V
REG
1V
≤
V
OUT
≤
V
REG
1.2V
(1.3)
R
L
= 470
(Note 6)
1V
≤
V
OUT
≤
V
REG
1.2V
(1.3)
R
L
= 5 k
V(IN) = V
REG
+100 mV
I
OUT
= 15 mA
V(IN) = V
REG
100 mV
V
OUT
= 0V
1000
V/V
550/
250
450/
200
V/V(min)
V/V
V/V(min)
V
V(max)
μA
μA(max)
k
k
(max)
k
(min)
μV
RMS
3500
1500/
900
1000/
700
V
SAT
Output Saturation
(Note 7)
Output Leakage
Current
Internal Feedback
Resistor (Note 8)
1.0
1.2/
1.3
1.2/
1.3
I
L
0.1
0.5/
1.0
0.5/
1.0
R
f
181
227
135
227
135
E
n
Output Noise
Voltage
I
OUT
= 1 mA, 10 Hz
≤
f
≤
10 kHz
140
LM3420-12.6
Electrical Characteristics
Specifications with standard type face are for T
J
= 25C, and those with
boldface type
apply over
full Operating Temperature
Range
. Unless otherwise specified, V(IN) = V
REG
, V
OUT
= 1.5V.
Symbol
Parameter
Conditions
Typical
(Note 4)
LM3420A-12.6
Limit
(Note 5)
LM3420-12.6
Limit
(Note 5)
Units
(Limits)
V
REG
Regulation Voltage
I
OUT
= 1 mA
12.6
V
12.663/
12.726
12.537/
12.474
±
0.5/
±
1
12.726/
12.852
12.474/
12.348
±
1/
±
2
V(max)
V(min)
%(max)
Regulation Voltage
Tolerance
Quiescent Current
I
OUT
= 1 mA
I
q
I
OUT
= 1 mA
85
μA
110/
115
125/
150
μA(max)
mA/mV
mA/mV(min)
mA/mV
mA/mV(min)
V/V
V/V(min)
V/V
V/V(min)
V
V(max)
μA
μA(max)
k
k
(max)
k
(min)
G
m
Transconductance
I
OUT
/
V
REG
20 μA
≤
I
OUT
≤
1 mA
V
OUT
= 10V
1 mA
≤
I
OUT
≤
15 mA
V
OUT
= 10V
1V
≤
V
OUT
≤
V
REG
1.2V
(1.3)
R
L
= 750
(Note 6)
1V
≤
V
OUT
≤
V
REG
1.2V
(1.3)
R
L
= 10 k
V(IN) = V
REG
+100 mV
I
OUT
= 15 mA
V(IN) = V
REG
100 mV
V
OUT
= 0V
3.3
1.3/
0.75
1.0/
0.5
6.0
3.0/
1.5
2.5/
1.4
A
V
Voltage Gain
V
OUT
/
V
REG
1000
550/
250
450/
200
3500
1500/
900
1000/
700
V
SAT
Output Saturation
(Note 7)
Output Leakage
Current
Internal Feedback
Resistor (Note 8)
1.0
1.2/
1.3
1.2/
1.3
I
L
0.1
0.5/
1.0
0.5/
1.0
R
f
287
359
215
359
215
E
n
Output Noise
Voltage
I
OUT
= 1 mA, 10 Hz
≤
f
≤
10 kHz
210
μV
RMS
L
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| LM3420-8.2 | 制造商:NSC 制造商全稱:National Semiconductor 功能描述:Lithium-Ion Battery Charge Controller |
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