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參數(shù)資料
| 型號(hào)： | LM3420A16.8MWA |
| 廠商： | NATIONAL SEMICONDUCTOR CORP |
| 元件分類： | 電源管理 |
| 英文描述： | 1-CHANNEL POWER SUPPLY SUPPORT CKT, UUC |
| 封裝： | WAFER |
| 文件頁數(shù)： | 17/21頁 |
| 文件大小： | 468K |
| 代理商： | LM3420A16.8MWA |
LM3420-8.4
Electrical Characteristics (Continued)
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)
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
181
k
Resistor (Note 8)
227
k
(max)
135
k
(min)
E
n
Output Noise
I
OUT = 1 mA, 10 Hz ≤ f ≤ 10 kHz
140
V
RMS
Voltage
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,VOUT = 1.5V.
Symbol
Parameter
Conditions
Typical
LM3420A-12.6
LM3420-12.6
Units
(Note 4)
Limit
(Limits)
(Note 5)
V
REG
Regulation Voltage
I
OUT = 1 mA
12.6
V
12.663/12.726
12.726/12.852
V(max)
12.537/12.474
12.474/12.348
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 = 10V
1.3/0.75
1.0/0.5
mA/mV(min)
1mA
≤ I
OUT ≤ 15 mA
6.0
mA/mV
V
OUT = 10V
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 = 750 (Note 6)
550/250
450/200
V/V(min)
1V
≤ V
OUT ≤ VREG 1.2V (1.3)
3500
V/V
R
L =10 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
287
k
Resistor (Note 8)
359
k
(max)
215
k
(min)
E
n
Output Noise
Voltage
I
OUT = 1 mA, 10 Hz ≤ f ≤ 10 kHz
210
V
RMS
LM3420-4.2/LM3420-8.2/LM3420-8.4/LM3420-12.6/LM3420-16.8
www.national.com
5
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PDF描述 |
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| LM3420A12.6MWA | 1-CHANNEL POWER SUPPLY SUPPORT CKT, UUC |
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| LM3420A16.8MDA | 1-CHANNEL POWER SUPPLY SUPPORT CKT, UUC |
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)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 類別:集成電路 (IC) >> PMIC - 電池管理 系列:- 標(biāo)準(zhǔn)包裝:1 系列:- 功能:充電管理 電池化學(xué):鋰離子（Li-Ion）、鋰聚合物（Li-Pol） 電源電壓:3.75 V ~ 6 V 工作溫度:-40°C ~ 85°C 安裝類型:表面貼裝 封裝/外殼:SC-74A，SOT-753 供應(yīng)商設(shè)備封裝:SOT-23-5 包裝:剪切帶 (CT) 產(chǎn)品目錄頁面:669 (CN2011-ZH PDF) 其它名稱: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 制造商全稱:National Semiconductor 功能描述:Lithium-Ion Battery Charge Controller |
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