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參數(shù)資料
| 型號： | LX8817 |
| 廠商： | Microsemi Corporation |
| 元件分類： | 基準(zhǔn)電壓源/電流源 |
| 英文描述： | Cap-Free, NMOS, 150mA Low Dropout Regulator with Reverse Current Protection |
| 中文描述： | 無電容，NMOS管，150mA的低壓差穩(wěn)壓器的反向電流保護(hù) |
| 文件頁數(shù)： | 3/4頁 |
| 文件大?。?/td> | 62K |
| 代理商： | LX8817 |
Microsemi
Linfinity Microelectronics Division
11861 Western Avenue, Garden Grove, CA. 92841, 714-898-8121, Fax: 714-893-2570
Page 3
Copyright
2000
Rev. 0.2a, 2000-09-15
W
M
.
LX8817
Dual Channel 2.5A Low Dropout Regulator
P
RELIMINARY
A M I C R O S E M I C O M P A N Y
Unless otherwise specified, the following specifications apply over the operating ambient temperature 0
°
C
≤
T
A
≤
135
°
C except where
otherwise noted and the following test conditions: V
CTRL
= 5V, V
PWR
= 3.3V I
OUT
= 10mA, C
1, 2, 3, 4
= 10
μ
F (Tantalum), and T
J
= T
A
using
low duty cycling methods.
LX8817-xx00
Min
Typ
2.475
2.425
2.500
0.500
0.375
0.225
2.55
1.225
1.213
1.250
0.05
0.500
0.375
0.225
2.55
Parameter
Symbol
Test Conditions
Max
2.550
2.570
5
9
0.630
0.530
0.350
15
1.275
1.288
3
7
0.63
0.53
0.35
25
5
2.5
Units
FIXED OUTPUT
Output Voltage
LX8815-2500
V
1
I
1
= 10mA, T
J
= 25
°
C
5mA < I
1
< 2.5A, 3.75V < V
CTRL
< 8V
3V < V
PWR
< 5.5V
3.3V<V
CTRL
<10V, 3.3V<V
PWR
<5V, I
1
= 5mA
5mA < I
1
< 2.5A, V
CTRL
=5V, V
PWR
=3.3V
I
1
= 2.5A,
V
1
= -2%
I
1
= 2.0A,
V
1
= -2%
I
1
= 1.0A,
V
1
= -2%
Note 1
2.500
V
Line Regulation
Load Regulation
V
1
(V
IN
)
V
1
(I
1
)
1
1
mV
mV
Dropout Voltage (PWR)
V
PWR
-V
1
V
Current Limit
Minimum Load Current
ADJUSTABLE OUTPUT
I
1 (MAX)
I
1
3.0
0
1.250
A
mA
Reference Voltage
V
2
I
2
= 10mA, T
J
= 25
°
C
5mA < I
2
< 2.5A, 3.0V < V
CTRL
< 8V
2V < V
PWR
< 5.5V
3V<V
CTRL
<10V, 2V<V
PWR
<5.5V, I
2
= 5mA
5mA < I
2
< 2.5A, V
CTRL
=5V, V
PWR
=3.3V
I
2
= 2.5A,
V
2
= -2%
I
2
= 2.0A,
V
2
= -2%
I
2
= 1.0A,
V
2
= -2%
Note 1
V
PWR
Rising, 3.0V<V
CTRL
=10V, Both Outputs
High Impedance
V
CTRL
Rising, 3.0V<V
PWR
=10V, Both Outputs
High Impedance
I
1
=I
2
=10mA
f=120Hz, T
J
= 25
°
C
10Hz < f < 10kHz
V
Line Regulation
Load Regulation
V
2
(V
IN
)
V
2
(I
2
)
mV
mV
1
Dropout Voltage
V
PWR
-V
2
V
Current Limit
Minimum Load Current
Adjust Pin Bias Current
ENTIRE REGULATOR
I
2 (MAX)
I
2
I
ADJ
3.0
1
1
A
mA
μ
A
Under Voltage Lockout
2.5
10
V
Quiescent Current
Ripple Rejection
RMS Output Noise
Thermal Shutdown
I
Q
1.8
75
0.003
160
mA
dB
%V
OUT
°
C
PSRR
60
T
JSD
Note 1: Minimum load current is defined as the amount of output current required to maintain regulation. Typically this current provides the bias to the
external resistor divider network used to set the output voltage.
E
L
E
C
T
R
I
C
A
L
S
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| LX8817-2500CDF | Cap-Free, NMOS, 150mA Low Dropout Regulator with Reverse Current Protection |
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| LX8821CDF | Cap-Free, NMOS, 150mA Low Dropout Regulator with Reverse Current Protection |
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| LX8817-2500CDF | 制造商:MICROSEMI 制造商全稱:Microsemi Corporation 功能描述:Dual Channel 2.5A Low Dropout Regulator |
| LX8817-25CDF | 功能描述:IC REG LDO 2.5V/ADJ 2.5A SPAK7 RoHS:是 類別:集成電路 (IC) >> PMIC - 穩(wěn)壓器 - 線性 系列:- 標(biāo)準(zhǔn)包裝:3,000 系列:- 穩(wěn)壓器拓?fù)浣Y(jié)構(gòu):正，固定式 輸出電壓:3.8V 輸入電壓:最高 16V 電壓 - 壓降（標(biāo)準(zhǔn)）:0.3V @ 80mA 穩(wěn)壓器數(shù)量:1 電流 - 輸出:80mA 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:SC-74A，SOT-753 供應(yīng)商設(shè)備封裝:SOT-23-5 包裝:帶卷 (TR) 其它名稱:MIC5203-3.8BM5TRMIC5203-3.8BM5TR-ND |
| LX8817-25CDFT | 制造商:Microsemi Corporation 功能描述:LX8817-25CDFT - Bulk |
| LX8818-01CDT | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Low Drop Out Regulator - Positive Adjustable |
| LX8818-02CLM | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Low Drop Out Regulator - Positive Adjustable |
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