參數(shù)資料
型號： LM9070M
廠商： NATIONAL SEMICONDUCTOR CORP
元件分類： 基準(zhǔn)電壓源/電流源
英文描述： Low-Dropout System Voltage Regulator with Keep-Alive ON/OFF Control
中文描述： 5 V FIXED POSITIVE LDO REGULATOR, 0.8 V DROPOUT, PDSO20
封裝： 0.300 INCH, SOP-20
文件頁數(shù)： 3/13頁
文件大小： 292K
代理商： LM9070M
Absolute Maximum Ratings
(Note 1)
Input Voltage
ON/OFF, Keep-Alive Inputs
(through 1 k
)
DC Input Voltage
Positive Input Transient (t
<
100 ms)
Negative Input Transient (t
<
1 ms)
Reset Output Sink Current
Power Dissipation
Junction Temperature
ESD Susceptibility (Note 2)
Lead Temperature
(Soldering, 10 seconds)
26V to +26V
60V
50V
5 mA
Internally Limited
150C
12 kV, 2 kV
260C
Storage Temperature
50C to +150C
Operating Ratings
(Note 1)
Input Voltage
Ambient Temperature
θ
jc, TO-220, TO-263 Packages
θ
ja, TO-220, TO-263 Packages
θ
j-pins, SO20 Package
θ
ja, SO20 Package
6V to 26V
40C to +125C
3C/W
43C/W
25C/W
85C/W
Electrical Characteristics
The following specifications apply for V
CC
= 6V to 26V, 40C
≤
T
A
≤
125C, unless otherwise specified. C
OUT
=47 μFd with an
ESR
3
. C
IN
= 1 μFd.
Symbol
Parameter
REGULATOR OUTPUT
V
OUT
Output Voltage
5 mA
≤
I
OUT
≤
250 mA
V
OUT
Line
Line Regulation
I
OUT
= 5 mA, 9V
≤
V
IN
≤
16.5V
I
OUT
= 5 mA, 6V
≤
V
IN
≤
26V
V
OUT
Load
Load Regulation
V
IN
= 14.4V, 5 mA
≤
I
OUT
≤
250 mA
Iq
Quiescent Current
V
ON/OFF
≤
V
IN
I
OUT
= 5 mA
I
OUT
= 250 mA, V
IN
≥
8V
I
OUT
= 5 mA, V
= 5V
I
OUT
= 250 mA, V
IN
= 6V
Ioff
OFF Quiescent Current
V
IN
≤
16.5V, Regulator OFF
40C
≤
T
J
≤
60C
60C
≤
T
J
≤
135C
Vdo
Dropout Voltage
I
OUT
= 5 mA
I
OUT
= 250 mA
Isc
Short Circuit Current
R
L
= 1
RR
Ripple Rejection
fripple = 120 Hz, Vripple = 1 Vrms
I
OUT
= 50 mA
Voth
OFF
Safety V
OUT
Latch-OFF Threshold
In Keep-Alive mode
V
ON/OFF
= 0V, V
KA
= 0V
OVthr
Overvoltage Shutdown Threshold
Vo Transient
V
OUT
during Transients
V
IN
Peak
≤
60V,
R
L
= 100
,
τ
= 100 ms
RESET OUTPUT
Vth
Threshold Voltage
V
OUT
Required to Generate a
Reset Output
4.85V
≤
V
OUT
≤
5.15V
Vlow
Reset Output Low Voltage
Isink = 1.6 mA, V
OUT
>
3.2V
1.4V
≤
V
OUT
≤
3.2V
Vhigh
Reset Output High Voltage
t
delay
Delay Time
Cdelay = 0.1 μFd
I
delay
Charging Current for Cdelay
Rpu
Internal Pull-up Resistance
CONTROL LOGIC
V
KA
low
Low Input Threshold Voltage,
Keep-Alive Input
Conditions
Min
Max
Units
4.85
5.15
25
50
50
V
mV
mV
mV
4
25
10
50
mA
mA
mA
mA
20
60
300
800
1.5
μA
μA
mV
mV
A
0.4
60
dB
4
4.5
V
V
27
7
V
300
500
mV
0.4
0.8
V
OUT
31
30
80
V
V
V
ms
μA
k
0.9 V
OUT
7
10
12
3.5V
≤
V
OUT
≤
5.25V
0.3 V
OUT
0.5 V
OUT
V
L
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PDF描述
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參數(shù)描述
LM9070S 功能描述:低壓差穩(wěn)壓器 - LDO RoHS:否 制造商:Texas Instruments 最大輸入電壓:36 V 輸出電壓:1.4 V to 20.5 V 回動電壓（最大值）:307 mV 輸出電流:1 A 負(fù)載調(diào)節(jié):0.3 % 輸出端數(shù)量: 輸出類型:Fixed 最大工作溫度:+ 125 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:VQFN-20
LM9070S/NOPB 功能描述:低壓差穩(wěn)壓器 - LDO RoHS:否 制造商:Texas Instruments 最大輸入電壓:36 V 輸出電壓:1.4 V to 20.5 V 回動電壓（最大值）:307 mV 輸出電流:1 A 負(fù)載調(diào)節(jié):0.3 % 輸出端數(shù)量: 輸出類型:Fixed 最大工作溫度:+ 125 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:VQFN-20
LM9070SX 功能描述:低壓差穩(wěn)壓器 - LDO RoHS:否 制造商:Texas Instruments 最大輸入電壓:36 V 輸出電壓:1.4 V to 20.5 V 回動電壓（最大值）:307 mV 輸出電流:1 A 負(fù)載調(diào)節(jié):0.3 % 輸出端數(shù)量: 輸出類型:Fixed 最大工作溫度:+ 125 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:VQFN-20
LM9070SX/NOPB 功能描述:低壓差穩(wěn)壓器 - LDO RoHS:否 制造商:Texas Instruments 最大輸入電壓:36 V 輸出電壓:1.4 V to 20.5 V 回動電壓（最大值）:307 mV 輸出電流:1 A 負(fù)載調(diào)節(jié):0.3 % 輸出端數(shù)量: 輸出類型:Fixed 最大工作溫度:+ 125 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:VQFN-20
LM9070T 制造商:Rochester Electronics LLC 功能描述: 制造商:Texas Instruments 功能描述:
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