參數(shù)資料
型號： LX8385-XXIDT
廠商： Microsemi Corporation
英文描述： 3A Low Dropout Positive Regulators
中文描述： 第3A低壓差穩(wěn)壓器正
文件頁數(shù)： 4/11頁
文件大小： 289K
代理商： LX8385-XXIDT
P
RODUCTION
D
ATA
S
HEET
Microsemi Inc.
Integrated Products Division
11861 Western Avenue, Garden Grove, CA. 92841, 714-898-8121, Fax: 714-893-2570
Page 4
Copyright
2000
Rev. 2.0b, 2005-10-25
W
M
.
C
LX8385x-xx
3A Low Dropout Positive Regulators
TM
E L E C T R I C A L C H A R A C T E R I S T I C S ( C O N T I N U E D )
Unless otherwise specified, the following specifications apply over the operating ambient temperature for the LX8385x-xxC with
0
°
C
≤
T
A
≤
125
°
C and the LX8385-xxI with -25
°
C
≤
T
A
≤
125
°
C except where otherwise noted. Test conditions: V
IN
-V
OUT
= 3V;
I
OUT
= 3A. Low duty cycle pulse testing techniques are used which maintains junction and case temperatures equal to the ambient
temperature.
LX8385x-xx
Min
Typ
`
Parameter
Symbol
Test Conditions
Max
Units
LX8385-33 / 8385A-33 / 8385B- (3.3V FIXED)(CONTINUED)
Maximum Output Current
I
OUT(MAX)
V
IN
< 7V
3
3.5
A
Temperature Stability (Note 3)
Δ
V
OUT
(T)
0.25
%
Long Term Stability (Note 3)
RMS Output Noise (% of V
OUT
)
(Note 3)
LX8385-05 / 8385A-05 / 8385B-05 (5.0V FIXED)
Δ
V
OUT
(t)
T
A
=125°C, 1000 hours
0.3
1
%
V
OUT (RMS)
T
A
=25°C, 10Hz < f < 10kHz
0.003
%
`
V
IN
=7V, I
OUT
=0mA, T
A
=25°C
4.950
5.00
5.050
V
7V < V
IN
< 10V, 0mA < I
OUT
< 3A, P < P
MAX
4.900
5.00
5.100
V
V
IN
=7V, I
OUT
=0mA, T
A
=25°C
4.960
5.00
5.040
V
Output Voltage
(Note 4)
LX8385
/
85A-05
LX8385B-05
V
OUT
7V < V
IN
< 10V, 0mA < I
OUT
< 3A, P < P
MAX
4.950
5.00
5.050
V
Line Regulation (Note 2)
Δ
V
OUT
(V
IN
) 7V < V
IN
< 10V
Δ
V
OUT
(I
OUT
)
Δ
V
OUT
(Pwr)
C
OUT
=100μF (Tantalum), I
OUT
=3A
2
10
mV
Load Regulation (Note 2)
V
IN
=7V, 0mA < I
OUT
< I
OUT(MAX)
5
25
mV
Thermal Regulation
T
A
=25°C, 20ms pulse
0.01
0.02
% / W
Ripple Rejection (Note 3)
60
83
dB
Quiescent Current
I
Q
0mA < I
OUT
< I
OUT(MAX)
, 4.75V < V
IN
< 10V
4
10
mA
Δ
V
OUT
=1%, I
OUT
< I
OUT(MAX)
1.2
1.5
V
Dropout Voltage
LX8385-33
LX8385A/85B-33
Δ
V
Δ
V
OUT
=1%, I
OUT
< I
OUT(MAX)
1.1
1.3
V
Maximum Output Current
I
OUT(MAX)
V
IN
< 10V
3
3.5
A
Temperature Stability (Note 3)
Δ
V
OUT
(T)
0.25
%
Long Term Stability (Note 3)
RMS Output Noise (% of V
OUT
)
(Note 3)
Δ
V
OUT
(t)
T
A
=125°C, 1000 hours
0.3
1
%
V
OUT (RMS)
T
A
=25°C, 10Hz < f < 10kHz
0.003
%
Note 2
Regulation is measured at constant junction temperature, using pulse testing with a low duty cycle. Changes in output
voltage due to heating effects are covered under the specification for thermal regulation.
These parameters, although guaranteed are not tested in production.
See Maximum Output Current Section
Note 3
Note 4
E
L
E
C
T
R
I
C
A
L
S
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LX8385-XXIP 制造商:MICROSEMI 制造商全稱:Microsemi Corporation 功能描述:3A Low Dropout Positive Regulators
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LX8386-00CDD 功能描述:IC REG LDO ADJ 1.5A TO263 RoHS:是 類別:集成電路 (IC) >> PMIC - 穩(wěn)壓器 - 線性 系列:- 標準包裝:3,000 系列:- 穩(wěn)壓器拓撲結(jié)構(gòu):正，固定式和可調(diào)式 輸出電壓:3.3V，1.25 V ~ 5.7 V 輸入電壓:4.5 V ~ 7 V 電壓 - 壓降（標準）:1.1V @ 1A 穩(wěn)壓器數(shù)量:2 電流 - 輸出:1A 電流 - 限制（最?。?1A 工作溫度:0°C ~ 125°C 安裝類型:表面貼裝 封裝/外殼:TO-252-5，DPak（4 引線 + 接片），TO-252AD 供應(yīng)商設(shè)備封裝:PPAK 包裝:管件 其它名稱:497-3576-5
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