MIC37150/37151/37152
Micrel
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
Operating Maximum Rating
(Note 2)
Supply Voltage (V
IN
) ..................................... 2.25V 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
Electrical Characteristics
(Note 5)
T
A
= 25°C with V
IN
= V
OUT
+ 1V; V
EN
= V
IN
;
bold
values indicate –40°C < T
J
< +125°C; unless otherwise noted.
Parameter
Output Voltage Accuracy
Condition
I
L
= 10mA
10mA < I
OUT
< I
L(max)
, V
OUT
+ 1
≤
V
IN
≤
6V
Output Voltage Line Regulation
Output Voltage Load Regulation
V
IN
– V
OUT
; Dropout Voltage;
Note 6
Ground Pin Current,
Note 7
Ground Pin Current in Shutdown
Current Limit
Start-up Time
Enable Input
Enable Input Threshold
Regulator enable
Regulator shutdown
Enable Pin Input Current
V
IL
≤
0.8V (regulator shutdown)
V
IH
≥
2.25V (regulator enabled)
Flag Output
I
FLG(LEAK)
V
FLG(LO)
V
FLG
V
OH
= 6V
V
IN
= 2.25V, I
OL
= 250µA,
Note 8
Low threshold, % of V
OUT
below nominal
Hysteresis
High threshold, % of V
OUT
below nominal
Reference Voltage
Reference Voltage
Adjust Pin Bias Current
Reference Voltage
Temp. Coefficient
Adjust Pin Bias Current
Temp. Coefficient
Note 10
Note 9
1.228
1.215
40
20
0.1
1.240
93
2
99.2
1.252
1.265
80
120
210
1
2
300
400
µA
µA
mV
mV
%
%
%
V
V
nA
nA
ppm/°C
nA/°C
1
15
2.25
0.8
2
4
30
75
V
V
µA
µA
µA
µA
V
IN
= V
OUT
+1.0V to 6.0V
I
L
= 10mA to 1.5A
I
L
= 750mA
I
L
= 1.5A
I
L
= 1.5A
V
IL
≤
0.5V, V
IN
= V
OUT
+ 1V
V
OUT
= 0
V
EN
= V
IN
, I
OUT
= 10mA, C
OUT
= 22µF
17
1.0
2.25
170
4.0
500
Min
–1
–2
0.06
0.2
Typ
Max
+1
+2
0.5
1
350
500
30
Units
%
%
%
%
mV
mV
mA
µA
A
µs
August 2003
3
MIC37150/37151/37152
MICREL [ MICREL SEMICONDUCTOR ]
