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参数资料
| 型号： | LM3420A12.6MWA |
| 厂商： | NATIONAL SEMICONDUCTOR CORP |
| 元件分类： | 电源管理 |
| 英文描述： | 1-CHANNEL POWER SUPPLY SUPPORT CKT, UUC |
| 封装： | WAFER |
| 文件页数： | 16/21页 |
| 文件大小： | 468K |
| 代理商： | LM3420A12.6MWA |
LM3420-8.2
Electrical Characteristics
Specifications with standard type face are for T
J = 25C, and those with boldface type apply over full Operating Tempera-
ture Range. Unless otherwise specified, V(IN) = V
REG,VOUT = 1.5V.
Symbol
Parameter
Conditions
Typical
LM3420A-8.2
LM3420-8.2
Units
(Note 4)
Limit
(Limits)
(Note 5)
V
REG
Regulation Voltage
I
OUT = 1 mA
8.2
V
8.241/8.282
8.282/8.364
V(max)
8.159/8.118
8.118/8.036
V(min)
Regulation Voltage
I
OUT =1 mA
±0.5/±1
±1/±2
%(max)
Tolerance
I
q
Quiescent Current
I
OUT = 1 mA
85
A
110/115
125/150
A(max)
G
m
Transconductance
20 A
≤ I
OUT ≤ 1 mA
3.3
mA/mV
I
OUT/VREG
V
OUT = 6V
1.3/0.75
1.0/0.50
mA/mV(min)
1mA
≤ I
OUT ≤ 15 mA
6.0
mA/mV
V
OUT = 6V
3.0/1.5
2.5/1.4
mA/mV(min)
A
V
Voltage Gain
1V
≤ V
OUT ≤ VREG 1.2V (1.3)
1000
V/V
V
OUT/VREG
R
L = 470 (Note 6)
550/250
450/200
V/V(min)
1V
≤ V
OUT ≤ VREG 1.2V (1.3)
3500
V/V
R
L =5 k
1500/900
1000/700
V/V(min)
V
SAT
Output Saturation
V(IN) = V
REG +100 mV
1.0
V
(Note 7)
I
OUT = 15 mA
1.2/1.3
V(max)
I
L
Output Leakage
V(IN) = V
REG 100 mV
0.1
A
Current
V
OUT = 0V
0.5/1.0
A(max)
R
f
Internal Feedback
176
k
Resistor (Note 8)
220
k
(max)
132
k
(min)
E
n
Output Noise
I
OUT = 1 mA, 10 Hz ≤ f ≤ 10 kHz
140
V
RMS
Voltage
LM3420-8.4
Electrical Characteristics
Specifications with standard type face are for T
J = 25C, and those with boldface type apply over full Operating Tempera-
ture Range. Unless otherwise specified, V(IN) = V
REG,VOUT = 1.5V.
Symbol
Parameter
Conditions
Typical
LM3420A-8.4
LM3420-8.4
Units
(Note 4)
Limit
(Limits)
(Note 5)
V
REG
Regulation Voltage
I
OUT = 1 mA
8.4
V
8.442/8.484
8.484/8.568
V(max)
8.358/8.316
8.316/8.232
V(min)
Regulation Voltage
I
OUT =1 mA
±0.5/±1
±1/±2
%(max)
Tolerance
I
q
Quiescent Current
I
OUT = 1 mA
85
A
110/115
125/150
A(max)
G
m
Transconductance
20 A
≤ I
OUT ≤ 1 mA
3.3
mA/mV
I
OUT/VREG
V
OUT = 6V
1.3/0.75
1.0/0.50
mA/mV(min)
1mA
≤ I
OUT ≤ 15 mA
6.0
mA/mV
V
OUT = 6V
3.0/1.5
2.5/1.4
mA/mV(min)
LM3420-4.2/LM3420-8.2/LM3420-8.4/LM3420-12.6/LM3420-16.8
www.national.com
4
相关PDF资料 |
PDF描述 |
|---|---|
| LM3420A-8.4MDA | 1-CHANNEL POWER SUPPLY SUPPORT CKT, UUC |
| LM3420A16.8MDA | 1-CHANNEL POWER SUPPLY SUPPORT CKT, UUC |
| LM3420M5-12.6/NOPB | 1-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO5 |
| LM3420AM5-12.6/NOPB | 1-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO5 |
| LM3420M5X-16.8/NOPB | 1-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO5 |
相关代理商/技术参数 |
参数描述 |
|---|---|
| LM3420AL-4.2 DIE | 制造商:Texas Instruments 功能描述: |
| LM3420AL-8.2 WAF | 制造商:Texas Instruments 功能描述: |
| LM3420AM5-12.6 | 功能描述:IC CTRLR LIION BAT CHRG SOT23-5 RoHS:否 类别:集成电路 (IC) >> PMIC - 电池管理 系列:- 标准包装:1 系列:- 功能:充电管理 电池化学:锂离子（Li-Ion）、锂聚合物（Li-Pol） 电源电压:3.75 V ~ 6 V 工作温度:-40°C ~ 85°C 安装类型:表面贴装 封装/外壳:SC-74A，SOT-753 供应商设备封装:SOT-23-5 包装:剪切带 (CT) 产品目录页面:669 (CN2011-ZH PDF) 其它名称:MCP73831T-2ACI/OTCT |
| LM3420AM5-12.6/NOPB | 制造商:Texas Instruments 功能描述:Battery Charger Li-Ion 15mA 12.6V 5-Pin SOT-23 T/R |
| LM3420AM5-16.8 | 制造商:NSC 制造商全称:National Semiconductor 功能描述:Lithium-Ion Battery Charge Controller |
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