參數資料
型號： LF50ABP
廠商： 意法半導體
元件分類： 基準電壓源/電流源
英文描述： VERY LOW DROP VOLTAGE REGULATORS WITH INHIBIT
中文描述： 極低降穩(wěn)壓器與抑制研究
文件頁數： 13/34頁
文件大?。?/td> 649K
代理商： LF50ABP
LF00 SERIES
13/34
ELECTRICAL CHARACTERISTICS FOR LF40C
(refer to the test circuits, T
j
= 25°C, C
I
= 0.1 μF,
C
O
= 2.2
μ
F unless otherwise specified.)
ELECTRICAL CHARACTERISTICS FOR LF45AB
(refer to the test circuits, T
j
= 25°C, C
I
= 0.1 μF,
C
O
= 2.2
μ
F unless otherwise specified.)
Symbol
Parameter
Test Conditions
Min.
Typ.
Max.
Unit
V
O
Output Voltage
I
O
= 50 mA, V
I
= 6 V
I
O
= 50 mA, V
I
= 6 V, T
a
= -25 to 85°C
I
O
= 500 mA
3.92
3.84
4
4.08
4.16
16
V
V
I
I
O
Operating Input Voltage
Output Current Limit
Line Regulation
Load Regulation
Quiescent Current
V
A
1
4
4
V
O
V
O
I
d
V
I
= 5 to 16 V,
V
I
= 5.3 V,
V
I
= 5 to 16V,
V
I
= 5.3 to 16V, I
O
= 500mA
V
I
= 6 V
I
O
= 5 mA
V
I
= 6 ± 1 V
I
O
= 5 mA
I
O
= 5 to 500 mA
I
O
= 0mA
20
20
1
12
100
mV
mV
mA
ON MODE
0.5
OFF MODE
f = 120 Hz
f = 1 KHz
f = 10 KHz
50
78
73
60
50
0.2
0.4
μA
dB
SVR
Supply Voltage Rejection
eN
V
d
Output Noise Voltage
Dropout Voltage
B = 10 Hz to 100 KHz
I
O
= 200 mA
I
O
= 500 mA
T
a
= -40 to 125°C
T
a
= -40 to 125°C
V
I
= 6 V,
μV
V
0.35
0.7
0.8
V
IL
V
IH
I
I
C
O
Control Input Logic Low
Control Input Logic High
Control Input Current
Output Bypass Capacitance ESR = 0.1 to 10
V
V
μA
μF
2
V
C
= 6 V
10
10
I
O
= 0 to 500 mA
2
Symbol
Parameter
Test Conditions
Min.
Typ.
Max.
Unit
V
O
Output Voltage
I
O
= 50 mA, V
I
= 6.5 V
I
O
= 50 mA, V
I
= 6.5 V, T
a
= -25 to 85°C
I
O
= 500 mA
4.455
4.41
4.5
4.545
4.59
16
V
V
I
I
O
Operating Input Voltage
Output Current Limit
Line Regulation
Load Regulation
Quiescent Current
V
A
1
4
4
V
O
V
O
I
d
V
I
= 5.5 to 16 V,
V
I
= 5.8 V,
V
I
= 5.5 to 16V, I
O
= 0mA
V
I
= 5.8 to 16V, I
O
= 500mA
V
I
= 6 V
I
O
= 5 mA
V
I
= 6.5 ± 1 V
I
O
= 5 mA
I
O
= 5 to 500 mA
22
22
1
12
100
mV
mV
mA
ON MODE
0.5
OFF MODE
f = 120 Hz
f = 1 KHz
f = 10 KHz
50
77
72
60
50
0.2
0.4
μA
dB
SVR
Supply Voltage Rejection
eN
V
d
Output Noise Voltage
Dropout Voltage
B = 10 Hz to 100 KHz
I
O
= 200 mA
I
O
= 500 mA
T
a
= -40 to 125°C
T
a
= -40 to 125°C
V
I
= 6 V,
μV
V
0.35
0.7
0.8
V
IL
V
IH
I
I
C
O
Control Input Logic Low
Control Input Logic High
Control Input Current
Output Bypass Capacitance ESR = 0.1 to 10
V
V
μA
μF
2
V
C
= 6 V
10
10
I
O
= 0 to 500 mA
2
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相關代理商/技術參數
參數描述
LF50ABPT 功能描述:低壓差穩(wěn)壓器 - LDO 5.0V 0.5A Positive 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 負載調節(jié):0.3 % 輸出端數量: 輸出類型:Fixed 最大工作溫度:+ 125 C 安裝風格:SMD/SMT 封裝 / 箱體:VQFN-20
LF50ABPT-TR 功能描述:低壓差穩(wěn)壓器 - LDO 5.0V 0.5A Positive 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 負載調節(jié):0.3 % 輸出端數量: 輸出類型:Fixed 最大工作溫度:+ 125 C 安裝風格:SMD/SMT 封裝 / 箱體:VQFN-20
LF50ABV 功能描述:低壓差穩(wěn)壓器 - LDO 5.0V 0.5A Positive 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 負載調節(jié):0.3 % 輸出端數量: 輸出類型:Fixed 最大工作溫度:+ 125 C 安裝風格:SMD/SMT 封裝 / 箱體:VQFN-20
LF50ABV5V 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:VERY LOW DROP VOLTAGE REGULATORS WITH INHIBIT
LF50ABV-DG 制造商:STMicroelectronics 功能描述:IC REG LDO 5V 0.5A TO220
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