Datasheet

Micrel, Inc.
MIC29150/29300/29500/29750
December 2012
8
M9999-122012-B
Electrical Characteristics
(4, 13)
(Continued)
V
IN
= V
OUT
+ 1V; I
OUT
= 10mA; T
J
= 25°C. Bold values indicate –40°C ≤ T
J
≤ +125°C, unless noted.
Parameter
Condition
Min.
Typ.
Max.
Units
Ground Current
MIC29150
MIC29300
MIC29500
MIC29750
Note 8
I
OUT
= 750mA, V
IN
= V
OUT
+ 1V
I
OUT
= 1.5A
I
OUT
= 1.5A, V
IN
= V
OUT
+ 1V
I
OUT
= 3A
I
OUT
= 2.5A, V
IN
= V
OUT
+ 1V
I
OUT
= 5A
I
OUT
= 4A, V
IN
= V
OUT
+ 1V
I
OUT
= 7.5A
8
22
10
37
15
70
35
120
20
35
50
75
mA
I
GRNDDO
Ground Pin
Current at Dropout
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
Current Limit
MIC29150
MIC29300
MIC29500
MIC29750
V
OUT
= 0V
(7)
V
OUT
= 0V
(7)
V
OUT
= 0V
(7)
V
OUT
= 0V
(7)
2.1
4.5
7.5
9.5
3.5
5.0
10.0
15
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
Reference
−
MIC29xx2/MIC29xx3
Reference Voltage
1.228
1.215
1.240
1.252
1.265
V
Reference Voltage
1.203 1.277
V
Adjust Pin Bias Current 40
80
120
nA
Reference Voltage
Temperature Coefficient
Note 10 20 ppm/°C
Adjust Pin Bias Current
Temperature Coefficient
0.1 nA/°C
Flag Output (Error Comparator)
−
MIC29xx1/29xx3
Output Leakage Current V
OH
= 26V 0.01
1.00
2.00
µA
Output Low Voltage
Device set for 5V, V
IN
= 4.5V
I
OL
= 250µA
220
300
400
mV
Upper Threshold Voltage Device set for 5V
(11)
40
25
60 mV
Lower Threshold Voltage Device set for 5V
(11)
75
95
140
mV
Hysteresis Device set for 5V
(11)
15 mV