參數(shù)資料
型號： MIC37252BR
廠商： MICREL INC
元件分類： 基準(zhǔn)電壓源/電流源
英文描述： 2.5A, Low Voltage UCap LDO Regulator
中文描述： 1.24 V-5.5 V ADJUSTABLE POSITIVE LDO REGULATOR, 1 V DROPOUT, PSSO5
封裝： SPAK-5
文件頁數(shù)： 3/8頁
文件大?。?/td> 76K
代理商： MIC37252BR
January 2003
3
MIC37252
MIC37252
Absolute Maximum Rating (Note 1)
Supply Voltage (V
IN
) ....................................................6.5V
Enable Input Voltage (V
EN
) ..........................................6.5V
Power Dissipation ....................................Internally Limited
Junction Temperature ........................
–
40
°
C
≤
T
J
≤
+125
°
C
Storage Temperature .........................
–
65
°
C
≤
T
J
≤
+150
°
C
Lead Temperature (soldering, 5 sec.) ....................... 260
°
C
ESD,
Note 3
Micrel
Electrical Characteristics
T
A
= 25
°
C with V
IN
= V
OUT
+ 1V; V
EN
= V
IN
; I
L
= 10mA;
bold
values indicate
–
40
°
C < T
J
< +125
°
C; unless otherwise noted.
Parameter
Condition
Min
Typ
Max
Units
Output Voltage Accuracy
I
L
= 10mA
10mA < I
OUT
< I
L(max)
, V
OUT
+ 1
≤
V
IN
≤
6V
V
IN
= V
OUT
+1.0V to 6.0V, I
L
= 10mA
I
L
= 10mA to 2.5A
I
L
= 1.5A
I
L
= 2.5A
I
L
= 2.5A
V
IL
< 0.5V, V
IN
= V
OUT
+ 1V
V
OUT
= 0; V
IN
= 3.3V
V
EN
= V
IN
, I
OUT
= 10mA, C
OUT
= 47
μ
F
–
2
+2
%
–3
+3
%
Output Voltage Line Regulation
0.02
0.5
%
Output Voltage Load Regulation
0.2
1
%
V
IN
–
V
OUT
; Dropout Voltage ;
Note 5
400
500
mV
550
1000
mV
Ground Pin Current,
Note 6
40
60
mA
Ground Pin Current in Shutdown
1.0
μ
A
Current Limit
3
A
Start-up Time
150
250
μ
s
Enable Input
Enable Input Threshold
Regulator enable
2.25
V
Regulator shutdown
0.8
V
Enable Pin Input Current
V
IL
< 0.8V (Regulator shutdown)
2
4
μ
A
μ
A
V
IH
> 2.25V (Regulator enabled)
1
10
30
μ
A
Reference Voltage
1.215
1.202
1.240
1.265
1.277
V
V
Adjust Pin Bias Current
40
80
120
nA
nA
Note 1.
Note 2.
Note 3.
Note 4.
Note 5.
Exceeding the absolute maximum ratings may damage the device.
The device is not guaranteed to function outside its operating rating.
Device is 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.
”
V
= V
–
V
when V
decreased to 98% of its nominal output voltage with V
IN
= V
OUT
+1V. For output voltages below 2V, dropout
voltage specification does not apply due to a minimum input operating voltage of 3V.
I
GND
is the quiescent current. I
IN
= I
GND
+ I
OUT
.
Note 6.
Operating Maximum Rating (Note 2)
Supply Voltage (V
IN
) ....................................... 3.0V to 6.0V
Enable Input Voltage (V
EN
) ................................ 0V to 6.0V
Junction Temperature Range.............
–
40
°
C
≤
T
J
≤
+125
°
C
Maximum Power Dissipation
……………
.................
Note 4
Package Thermal Resistance
S-Pak (
θ
JC
)........................................................2
°
C/W
TO-263-5 (
θ
JC
) ..................................................2
°
C/W
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
MIC37252BR TR 功能描述:IC REG LDO ADJ 2.5A S-PAK-5 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
MIC37252BU 功能描述:IC REG LDO ADJ 2.5A 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
MIC37252BU TR 功能描述:IC REG LDO ADJ 2.5A 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
MIC37252WR 功能描述:低壓差穩(wěn)壓器 - LDO LV, 2.5A Cap LDO in Spak (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
MIC37252WR TR 功能描述:低壓差穩(wěn)壓器 - LDO LV, 2.5A Cap LDO in Spak (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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