參數(shù)資料
型號： MIC39500
廠商： Micrel Semiconductor,Inc.
英文描述： 5A Low-Voltage Low-Dropout Regulator(輸出電流5A 低電壓低壓差穩(wěn)壓器)
中文描述： 第5A低電壓低壓差穩(wěn)壓器（輸出電流5A條低電壓低壓差穩(wěn)壓器）
文件頁數(shù)： 3/11頁
文件大?。?/td> 96K
代理商： MIC39500
February 2001
3
MIC39500/39501
MIC39500/39501
Absolute Maximum Ratings
(Note 1)
Supply Voltage (V
IN
) .....................................
–
20V to +20V
Enable Voltage (V
EN
) ..................................................+20V
Storage Temperature (T
S
) .......................
–
65
°
C to +150
°
C
Lead Temperature (soldering, 5 sec.) ....................... 260
°
C
ESD,
Note 3
Micrel
Operating Ratings
(Note 2)
Supply Voltage (V
IN
) .................................. +2.25V to +16V
Enable Voltage (V
EN
) ..................................................+16V
Maximum Power Dissipation (P
D(max)
).....................
Note 4
Junction Temperature (T
J
) .......................
–
40
°
C to +125
°
C
Package Thermal Resistance
TO-263
(θ
JC
) .........................................................2
°
C/W
TO-220 (
θ
JC
) .........................................................2
°
C/W
Electrical Characteristics
T
J
= 25
°
C,
bold
values indicate
–
40
°
C
≤
T
J
≤
+125
°
C; unless noted
Symbol
Parameter
Condition
Min
Typ
Max
Units
V
OUT
Output Voltage
10mA
10mA
≤
I
OUT
≤
5A, V
OUT
+ 1V
≤
V
IN
≤
16V
I
OUT
= 10mA, V
OUT
+ 1V
≤
V
IN
≤
16V
V
IN
= V
OUT
+ 1V, 10mA
≤
I
OUT
≤
5A
–
1
–2
1
2
%
%
Line Regulation
0.06
0.5
%
Load Regulation
0.2
1
%
V
OUT
/
T
Output Voltage Temp. Coefficient,
Note 5
20
100
ppm/
°
C
V
DO
Dropout Voltage,
Note 6
I
OUT
= 250mA,
V
OUT
=
–
2%
I
OUT
= 2.5A,
V
OUT
=
–
2%
I
OUT
= 5A,
V
OUT
=
–
2%
I
OUT
= 2.5A, V
IN
= V
OUT
+ 1V
I
OUT
= 5A, V
IN
= V
OUT
+ 1V
V
IN
≤
V
OUT(nominal)
–
0.5V, I
OUT
= 10mA
V
OUT
= 0V, V
IN
= V
OUT
+ 1V
C
OUT
= 47
μ
F, I
OUT
= 100mA, 10Hz to 100kHz
125
250
mV
320
mV
400
575
mV
I
GND
Ground Current,
Note 7
15
50
mA
70
mA
I
GND(do)
I
OUT(lim)
e
n
Enable Input (MIC39501)
Dropout Ground Pin Current
2.1
mA
Current Limit
7.5
A
Output Noise Voltage
260
μ
V(rms)
V
EN
Enable Input Voltage
logic low (off)
0.8
V
logic high (on)
2.25
V
I
IN
Enable Input Current
V
EN
= V
IN
30
35
75
μ
A
μ
A
V
EN
= 0.8V
2
4
μ
A
μ
A
I
OUT(shdn)
Flag Output (MIC39501)
Shutdown Output Current
Note 8
10
20
μ
A
I
FLG(leak)
Output Leakage Current
V
OH
= 16V
0.01
1
2
μ
A
μ
A
V
FLG(do)
Output Low Voltage
V
IN
= 2.250V, I
OL
, = 250
μ
A,
Note 9
180
300
400
mV
mV
Low Threshold
1% of V
OUT
1% of V
OUT
93
%
V
FLG
High Threshold
99.2
%
Hysteresis
1
%
Note 1.
Note 2.
Note 3.
Note 4.
Note 5.
Note 6.
Exceeding the absolute maximum ratings may damage the device.
The device is not guaranteed to function outside its operating rating.
Devices are ESD sensitive. Handling precautions recommended.
P
D(max)
= (T
J(max)
–
T
A
)
÷
θ
JA
, where
θ
JA
depends upon the printed circuit layout. See
“
Applications Information.
”
Output voltage temperature coefficient is
V
OUT(worst case)
÷
(T
J(max)
–
T
J(min)
) where T
J(max)
is +125
°
C and T
J(min)
is
–
40
°
C.
V
= V
–
V
when V
decreases to 98% of its nominal output voltage with V
= V
+ 1V. For voltages below 2.25V, Dropout
voltage is the input-to-output voltage differential with the minimum input voltage being 2.25V. Minimum input operating voltage is 2.25V.
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
MIC39500_05 制造商:MICREL 制造商全稱:Micrel Semiconductor 功能描述:5A ??Cap Low-Voltage Low-Dropout Regulator
MIC39500-1.8BT 功能描述:IC REG LDO 1.8V 5A TO220-3 RoHS:否 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
MIC39500-1.8BU 功能描述:IC REG LDO 1.8V 5A TO-263 RoHS:否 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（最小）:- 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
MIC39500-1.8BU TR 功能描述:IC REG LDO 1.8V 5A TO-263 RoHS:否 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
MIC39500-1.8WT 功能描述:低壓差穩(wěn)壓器 - LDO 5.0A 1.0% Fixed Voltage LDO(ROHS Compliant) 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(dòng)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
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