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參數(shù)資料
| 型號(hào)： | LM9073 |
| 廠商： | National Semiconductor Corporation |
| 英文描述： | Dual High Current Low-Dropout System Regulator(雙路高電流低壓差系統(tǒng)穩(wěn)壓器) |
| 中文描述： | 雙高電流低壓差穩(wěn)壓器系統(tǒng)（雙路高電流低壓差系統(tǒng)穩(wěn)壓器） |
| 文件頁(yè)數(shù)： | 4/18頁(yè) |
| 文件大小： | 718K |
| 代理商： | LM9073 |
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Electrical Characteristics
(Continued)
The following specifications apply for 6V
≤
v
IN
≤
19V, t
CASE
= 25C unless otherwise specified. C
OUT
≥
6μF with 0.3
≤
ESR
≤
0.3
on each regulator output.
Symbol
Parameter
Conditions
LM9073
Units
Min
Max
Input Current
IN
ON
Additional Input Current with
both Regulators ON
V
IN
≥
8V, I
LTOTAL
= I
MAIN
+
I
LEXT
I
LTOTAL
= 700mA + 100mA =
800mA
0V
<
V
IN
<
8V, (Note 4)
I
LTOTAL
= I
MAIN
+ I
LEXT
I
LTOTAL
= 700mA + 100mA =
800mA
1.2
X
I
LTOTAL
LIN
DO
Additional Input Current when in
Dropout
1.5
X
I
LTOTAL
Reset Output
V
THRL
Low Switching Threshold
V
MAIN
output controls Reset
Reset Adjust (pin 11 )open
circuited
Reset Adjust (pin 11) shorted to
ground
V
MAIN
output controls Reset
1V
≤
V
MAIN
≤
V
THRL
R
RESET
= 50k
to V
MAIN
Normal opeation,
V
THRL
≤
V
MAIN
≤
THRH
,, I
SOURCE
= 0
4.0
4.2
V
4.5
4.7
V
V
THRH
High Switching Threshold
5.35
5.75
V
V
LOW
Logic Low Output Threshold
0.4
V
V
HIGH
Logic High Output Threshold
V
MAIN
50mV
V
MAIN
V
R
PU
T
DELAY
Internal Pull-Up Resistance
Reset Delay Interval
2.4
35
6.0
70
k
mS
C
DELAY
= 0.1μF
From 10% V
MAIN
to 90% V
MAIN
C
LRESET
= 50pF
From 90% V
MAIN
to 10% V
MAIN
C
LRESET
= 50pF
T
RISE
Output Rise Time
1.5
μS
T
FALL
Output Fall Time
0.5
μS
Watchdog
V
TRIGL
V
TRIGR
Trigger Input Logic Low Voltage
Trigger Input Logic High Level
.08
V
V
2
T
WD
Watchdog Refresh Window
C
WATCHDOG
= 0.1μF (low
leakage)
I
WATCHDOG
for charging the
watchdog
35
70
mS
T
PW
Watchdog Trigger Pulse Width
Trigger Input Pull-down
Resistance
Control Inputs
V
ON
ON Threshold for ON/OFF Input
OFF Threshold for ON/OFF
Inpu
I
ON/OFF
ON/OFF Input Current
10
μS
R
TRIG
5
40
k
Rseries = 22k
3.5
4.5
V
V
OFF
Rseries = 22k
(Note 3)
1.5
2.5
V
1.4V
≤
V
ON/OFF
≤
4.5V
0.3V
≤
V
ON/OFF
≤
7V(Note 6)
1
12
5
μA
mA
1
ON
KA
Turn ON Threshold for Keep
Alive Input
Turn OFF Threshold for Keep
Alive Input
PullDown Resistance at Keep
Alive Input
2
V
OFF
KA
(Note 3)
0.8
V
R
PD
0V
≤
V
KA
≤
5V
5
40
k
L
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| LM9073S | 制造商:NSC 制造商全稱:National Semiconductor 功能描述:Dual High Current Low-Dropout System Regulator |
| LM9073SX | 功能描述:IC REG LDO 5V .7A/.1A TO-263-11 RoHS:否 類別:集成電路 (IC) >> PMIC - 穩(wěn)壓器 - 線性 系列:- 標(biāo)準(zhǔn)包裝:1 系列:- 穩(wěn)壓器拓?fù)浣Y(jié)構(gòu):正，固定式 輸出電壓:4V 輸入電壓:最高 16V 電壓 - 壓降（標(biāo)準(zhǔn)）:0.28V @ 150mA 穩(wěn)壓器數(shù)量:1 電流 - 輸出:150mA 電流 - 限制（最?。?- 工作溫度:-40°C ~ 125°C 安裝類型:表面貼裝 封裝/外殼:5-VFBGA 供應(yīng)商設(shè)備封裝:5-uSMD 包裝:Digi-Reel® 其它名稱:LP2985AIBP-4.0DKR |
| LM9073T | 制造商:Rochester Electronics LLC 功能描述:5V DUAL OUTPUT TRACKING REGL - Bulk |
| LM9073T/NOPB | 功能描述:IC REG LDO 5V .7A/.1A TO-220-11 RoHS:是 類別:集成電路 (IC) >> PMIC - 穩(wěn)壓器 - 線性 系列:- 標(biāo)準(zhǔn)包裝:1 系列:- 穩(wěn)壓器拓?fù)浣Y(jié)構(gòu):正，固定式 輸出電壓:4V 輸入電壓:最高 16V 電壓 - 壓降（標(biāo)準(zhǔn)）:0.28V @ 150mA 穩(wěn)壓器數(shù)量:1 電流 - 輸出:150mA 電流 - 限制（最小）:- 工作溫度:-40°C ~ 125°C 安裝類型:表面貼裝 封裝/外殼:5-VFBGA 供應(yīng)商設(shè)備封裝:5-uSMD 包裝:Digi-Reel® 其它名稱:LP2985AIBP-4.0DKR |
| LM9074 | 制造商:NSC 制造商全稱:National Semiconductor 功能描述:System Voltage Regulator with Keep-Alive ON/OFF |
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