參數(shù)資料
型號： MIC37301-1.5BR
廠商： MICREL INC
元件分類： 基準電壓源/電流源
英文描述： ; Leaded Process Compatible:No; Peak Reflow Compatible (260 C):No RoHS Compliant: No
中文描述： 1.5 V FIXED POSITIVE LDO REGULATOR, 0.55 V DROPOUT, PSSO5
封裝： SPAK-5
文件頁數(shù)： 3/12頁
文件大?。?/td> 164K
代理商： MIC37301-1.5BR
November 2003
3
M0307-112003
MIC37300/37301/37302
Absolute Maximum Rating
(1)
Supply Voltage (V
IN
) ....................................................6.5V
Enable Input Voltage (V
EN
)
(3)................................................
6.5V
Power Dissipation (P
D
)
(3)...............................
Internally Limited
Junction Temperature (T
J
) .................
–
40
°
C
≤
T
J
≤
+125
°
C
Storage Temperature (T
S
) .................
–
65
°
C
≤
T
J
≤
+150
°
C
Lead Temperature (soldering, 5 sec.) ....................... 260
°
C
ESD
(4)
Micrel
Electrical Characteristics
(5)
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 3A
I
L
= 1.5A
I
L
= 3A
I
L
= 3A
–
1
+1
%
–
2
+2
%
Output Voltage Line Regulation
0.02
0.5
%
Output Voltage Load Regulation
V
IN
–
V
OUT
; Dropout Voltage
(6)
0.2
1
%
175
350
mV
310
500
mV
Ground Pin Current
(7)
27
40
50
mA
mA
Ground Pin Current in Shutdown
V
IL
< 0.5V, V
IN
= V
OUT
+ 1V
V
OUT
= 0
V
EN
= V
IN
, I
OUT
= 10mA, C
OUT
= 47
μ
F
1.0
5
μ
A
Current Limit
4.75
6.5
A
Start-up Time
170
500
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
15
30
75
μ
A
μ
A
Flag Output
I
FLG(LEAK)
V
OH
= 6V
1
2
μ
A
μ
A
V
FLG(LO)
V
IN
= 2.25V, I
OL
= 250
μ
A
(8)
210
400
500
mV
mV
V
FLG
Low Threshold, % of V
OUT
below nominal
Hysteresis
93
%
2
%
High Threshold, % of V
OUT
below nominal
99.2
%
MIC37302 Only
Reference Voltage
1.228
1.215
1.240
1.252
1.265
V
V
Adjust Pin Bias Current
40
80
120
nA
nA
Notes:
1.
2.
3.
4.
5.
Exceeding the absolute maximum ratings may damage the device.
The device is not guaranteed to function outside its operating rating.
P
D
(max) = (T
J
(max)
–
T
A
) /
θ
JA
, where
θ
JA
, depends upon the printed circuit layout. See
“
Applications Information.
”
Device is ESD sensitive. Handling precautions recommended.
Specification for packaged product only.
Operating Maximum Rating
(2)
Supply Voltage (V
IN
) ..................................... 2.25V to 6.0V
Enable Input Voltage (V
EN
) ................................ 0V to 6.0V
Junction Temperature Range (T
J
) .....
–
40
°
C
≤
T
J
≤
+125
°
C
Package Thermal Resistance
S-Pak (
θ
JC
)........................................................2
°
C/W
TO-263-5 (
θ
JC
) ..................................................2
°
C/W
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