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MIC29302BU 数据手册 - Micrel（迈瑞）
制造商:
Micrel（迈瑞）
分类:
稳压芯片
封装:
TO-263-5
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MIC29302BU数据手册
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November 2005 3 M9999-111005
Micrel, Inc. MIC29150/29300/29500/29750
Absolute Maximum Ratings
Power Dissipation ..................................... Internally Limited
Lead Temperature (Soldering, 5 seconds) ................
260°C
Storage Temperature Range ..................... -65°C to +150°C
Input Supply Voltage
(1)
................................... -20V to +60V
Operating Ratings
Operating Junction Temperature .............. –40°C to +125°C
Maximum Operating Input Voltage .................... 2.5V to 26V
TO-220
(θ
JC
)
.............................................................................
2°C/W
TO-263
(θ
JC
)
.............................................................................
2°C/W
TO-247
(θ
JC
) .......................................................... 1.5°C/W
Electrical Characteristics
(12)
All measures at T
A
= 25°C unless otherwise noted. Bold values are guaranteed across the operating temperature range. Adjustable
versions are programmed to 5.0V.
Parameter Condition Min Typ Max Units
Output Voltage
I
O
= 10mA -1 1 %
10mA
≤ I
O
≤ I
FL
, (V
OUT
+ 1V) ≤ V
IN
≤26V
(2)
-2 2 %
Line Regulation I
O
= 10mA, (V
OUT
+ 1V) ≤ V
IN
≤26V 0.06 0.5 %
Load Regulation V
IN
= V
OUT
+ 5V, 10mA ≤ I
OUT
≤ I
FULL LOAD
(2,6)
0.2 1 %
∆V
O
∆T
Output Voltage
(6)
Temperature Coef.
20 100 ppm/°C
Dropout Voltage
∆V
OUT
= -1% (3)
MIC29150
MIC29300
MIC29500
MIC29750
I
O
= 100mA
I
O
= 750mA
I
O
= 1.5A
I
O
= 100mA
I
O
= 1.5A
I
O
= 3A
I
O
= 250mA
I
O
= 2.5A
I
O
= 5A
I
O
= 250mA
I
O
= 4A
I
O
= 7.5A
80
220
350
80
250
370
125
250
370
80
270
425
200
600
175
600
250
600
200
600
mV
Ground Current MIC29150
MIC29300
MIC29500
MIC29750
I
O
= 750mA, V
IN
= V
OUT
+ 1V
I
O
= 1.5A
I
O
= 1.5A, V
IN
= V
OUT
+ 1V
I
O
= 3A
I
O
= 2.5A, V
IN
= V
OUT
+ 1V
I
O
= 5A
I
O
= 4A, V
IN
= V
OUT
+ 1V
I
O
= 7.5A
8
22
10
37
15
70
35
120
20
35
50
75
mA
mA
mA
mA
I
GRNDDO
Ground Pin
Current at Droupout
V
IN
= 0.5V less than specified V
OUT
• I
OUT
= 10mA
MIC29150
MIC29300
MIC29500
MIC29750
0.9
1.7
2.1
3.1
mA
mA
mA
mA
Current Limit MIC29150
MIC29300
MIC29500
MIC29750
V
OUT
= 0V
(4)
V
OUT
= 0V
(4)
V
OUT
= 0V
(4)
V
OUT
= 0V
(4)
2.1
4.5
7.5
9.5
3.5
5.0
10.0
15
A
A
A
A
e
n
, Output Noise
Voltage
(10Hz to 100kHz)
I
L
= 100mA
C
L
= 10µF
C
L
= 33µF
400
260
µV (rms)
Ground Current in
Shutdown
MIC29150/1/2/3 only V
EN
= 0.4V 2 10
30
µA
µA
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