MIC37300/37301/37302
Micrel
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)
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
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
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
(6)
Ground Pin Current
(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
(8)
Low Threshold, % of V
OUT
below nominal
Hysteresis
High Threshold, % of V
OUT
below nominal
MIC37302 Only
Reference Voltage
Adjust Pin Bias Current
Notes:
1. Exceeding the absolute maximum ratings may damage the device.
2. The device is not guaranteed to function outside its operating rating.
3. P
D
(max) = (T
J
(max) – T
A
) /
θ
JA
, where
θ
JA
, depends upon the printed circuit layout. See
“Applications Information.”
4. Device is ESD sensitive. Handling precautions recommended.
5. Specification for packaged product only.
Min
–1
–2
Typ
Max
+1
+2
Units
%
%
%
%
mV
mV
mA
mA
µA
A
µs
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
V
IL
< 0.5V, V
IN
= V
OUT
+ 1V
V
OUT
= 0
V
EN
= V
IN
, I
OUT
= 10mA, C
OUT
= 47µF
2.25
0.02
0.2
175
310
27
1.0
4.75
170
0.5
1
350
500
40
50
5
6.5
500
V
0.8
2
4
V
µA
µA
µA
µA
µA
µA
mV
mV
%
2
99.2
%
%
1
15
30
75
1
2
210
93
400
500
1.228
1.215
1.240
40
1.252
1.265
80
120
V
V
nA
nA
November 2003
3
M0307-112003
MICREL [ MICREL SEMICONDUCTOR ]
