MIC37100/37101/37102
Micrel
Absolute Maximum Ratings
(1)
Supply Voltage (V
IN
) ........................................ 0V to +6.5V
Enable Voltage (V
EN
) ................................................. +6.5V
Storage Temperature (T
S
) ....................... –65°C to +150°C
Lead Temperature (soldering, 5 sec.) ....................... 260°C
ESD ................................................................................
(3)
Operating Ratings
(2)
Supply Voltage (V
IN
) .................................... +2.25V to +6V
Enable Voltage (V
EN
) .......................................... 0V to +6V
Maximum Power Dissipation (P
) ...........................
(4)
D(max)
Junction Temperature (T
J
) ....................... –40°C to +125°C
Package Thermal Resistance
SOT-223
(θ
JC
) ..................................................... 15°C/W
SOIC-8
(θ
JC
) ....................................................... 20°C/W
S-PAK-5
(θ
JC
) ....................................................... 2°C/W
Electrical Characteristics
V
IN
= V
OUT
+ 1V; V
EN
= 2.25V; T
J
= 25°C,
bold
values indicate –40°C
≤
T
J
≤
+125°C; unless noted
Symbol
V
OUT
Parameter
Output Voltage
Line Regulation
Load Regulation
∆V
OUT
/∆T
V
DO
Output Voltage Temp. Coefficient
(6)
Dropout Voltage
(6)
I
OUT
= 100mA,
∆V
OUT
= –1%
I
OUT
= 500mA,
∆V
OUT
= –1%
I
OUT
= 750mA,
∆V
OUT
= –1%
I
OUT
= 1A,
∆V
OUT
= –1%
I
GND
Ground Current
(7)
I
OUT
= 100mA, V
IN
= V
OUT
+ 1V
I
OUT
= 500mA, V
IN
= V
OUT
+ 1V
I
OUT
= 750mA, V
IN
= V
OUT
+ 1V
I
OUT
= 1A, V
IN
= V
OUT
+ 1V
I
OUT(lim)
Enable Input
V
EN
I
EN
Enable Input Voltage
logic low (off)
logic high (on)
Enable Input Current
V
EN
= 2.25V
V
EN
= 0.8V
Flag Output
I
FLG(leak)
V
FLG(do)
V
FLG
Output Leakage Current
Output Low Voltage
Low Threshold
High Threshold
Hysteresis
V
OH
= 6V
V
IN
= 2.250V, I
OL
, = 250µA
% of V
OUT
% of V
OUT
1
93
99.2
0.01
210
1
2
500
µA
µA
mV
%
%
%
2.25
1
10
30
2
4
0.8
V
V
µA
µA
µA
Current Limit
V
OUT
= 0V, V
IN
= V
OUT
+ 1V
Condition
10mA
10mA
≤
I
OUT
≤
1A, V
OUT
+ 1V
≤
V
IN
≤
6V
I
OUT
= 10mA, V
OUT
+ 1V
≤
V
IN
≤
6V
V
IN
= V
OUT
+ 1V, 10mA
≤
I
OUT
≤
1A,
Min
–1
–2
0.06
0.2
40
125
210
250
280
650
3.5
6.7
11
1.6
25
2.5
200
350
400
500
Typ
Max
1
2
0.5
1
Units
%
%
%
%
ppm/°C
mV
mV
mV
mV
mA
mA
mA
mA
A
M9999-091604
4
September 2004
MICREL [ MICREL SEMICONDUCTOR ]
