參數(shù)資料
型號(hào)： LK115XX55
元件分類： 基準(zhǔn)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(yè)數(shù)： 4/11頁(yè)
文件大小： 165K
代理商： LK115XX55
LK115D00 SERIES
4/11
ELECTRICAL CHARACTERISTICS FOR LK115D20
(refer to the test circuits, T
J
= 25°C, C
I
= 0.1
μ
F,
C
O
= 2.2
μ
F unless otherwise specified)
ELECTRICAL CHARACTERISTICS FOR LK115D25
(refer to the test circuits, T
J
= 25°C, C
I
= 0.1
μ
F,
C
O
= 2.2
μ
F unless otherwise specified)
Symbol
Parameter
Test Conditions
Min.
Typ.
Max.
Unit
V
O
Output Voltage
I
O
= 10 mA, V
I
= 4 V
I
O
= 10 mA, V
I
= 4 V, T
a
= -40 to 125
°C
I
O
= 100 mA
1.940
1.9
2
2.060
2.1
V
V
I
I
out
V
O
V
O
I
d
Operating Input Voltage
Output Current Limit
Line Regulation
Load Regulation
Quiescent Current
(On Mode)
20
V
120
200
2
4
0.28
1.5
0.01
83
78
59
44
0.17
mA
mV
mV
mA
V
I
= 3 to 20 V
V
I
= 3 V
V
I
= 3 to 20 V
V
I
= 3 to 20 V
V
I
= 3 to 20 V
I
O
= 5 mA
V
I
= 4 V ± 1V
I
O
=
0.5 mA
I
O
=
0.5 to 100 mA
I
O
= 0
I
O
= 100 mA
10
20
0.5
3
2
(Off Mode)
Supply Voltage Rejection
μ
A
dB
SVR
f = 120Hz
f = 1 KHz
f = 10 KHz
eN
V
d
V
HIc
Output Noise Voltage (RMS)
Dropout Voltage
ON/OFF Control (pin 2)
B = 10 Hz to 100 KHz
I
O
= 60 mA
Pin 3 to GND
Pin 3 to GND
Pin 2 to
V
in
Pin 2 to
V
in
ESR = 0.5 to 10
, I
O
=
0 to 100 mA
μ
V
V
V
OFF
ON
OFF
ON
0
0.5
V
in
V
in
2.4
V
LIc
ON/OFF Control (pin 3)
V
in
-0.2
0
V
V
in
-2.4
C
O
Output Bypass Capacitance
2
10
μ
F
Symbol
Parameter
Test Conditions
Min.
Typ.
Max.
Unit
V
O
Output Voltage
I
O
= 10 mA, V
I
= 4.5 V
I
O
= 10 mA, V
I
= 4.5 V, T
a
= -40 to 125
°C
I
O
= 100 mA
2.425
2.375
2.5
2.575
2.625
V
V
I
I
out
V
O
V
O
I
d
Operating Input Voltage
Output Current Limit
Line Regulation
Load Regulation
Quiescent Current
(On Mode)
20
V
120
200
2
4
0.28
1.5
0.01
81
76
58
55
0.17
mA
mV
mV
mA
V
I
= 3.5 to 20 V
V
I
= 3.5 V
V
I
= 3.5 to 20 V
V
I
= 3.5 to 20 V
V
I
= 3.5 to 20 V
I
O
= 5 mA
V
I
= 4.5 V ± 1V
I
O
=
0.5 mA
I
O
=
0.5 to 100 mA
I
O
= 0
I
O
= 100 mA
10
20
0.5
3
2
(Off Mode)
Supply Voltage Rejection
μ
A
dB
SVR
f = 120Hz
f = 1 KHz
f = 10 KHz
eN
V
d
V
HIc
Output Noise Voltage (RMS)
Dropout Voltage
ON/OFF Control (pin 2)
B = 10 Hz to 100 KHz
I
O
= 60 mA
Pin 3 to GND
Pin 3 to GND
Pin 2 to
V
in
Pin 2 to
V
in
ESR = 0.5 to 10
, I
O
=
0 to 100 mA
μ
V
V
V
OFF
ON
OFF
ON
0
0.5
V
in
V
in
2.4
V
LIc
ON/OFF Control (pin 3)
V
in
-0.2
0
V
V
in
-2.4
C
O
Output Bypass Capacitance
2
10
μ
F
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