MIC37302 View Datasheet(PDF) - Micrel
Part Name
Description
Manufacturer
MIC37302 Datasheet PDF : 13 Pages
| |||
Micrel, Inc.
Absolute Maximum Ratings(1)
Supply Voltage (VIN) ............................................. 6.5V
Enable Input Voltage (VEN)(3) ................................ 6.5V
Power Dissipation (PD)(3) .................. Internally Limited
Junction Temperature (TJ).......... –40°C ≤ TJ ≤ +125°C
Storage Temperature (TS) .......... –65°C ≤ TJ ≤ +150°C
Lead Temperature (soldering, 5sec) ..................260°C
ESD Rating(4)..........................................................2kV
MIC37300/01/02/03
Operating Ratings(2)
Supply Voltage (VIN).................................2.25V to 6.0V
Enable Input Voltage (VEN)............................0V to 6.0V
Junction Temperature (TJ) ........... –40°C ≤ TJ ≤ +125°C
Package Thermal Resistance
S-Pak (θJC) .................................................. 2°C/W
TO-263-5 (θJC)............................................. 2°C/W
e-Pad SOIC-8 (θJC) ................................... 10°C/W
Electrical Characteristics(5)
TA = 25°C with VIN = VOUT + 1V; VEN = VIN; IL = 10mA; bold values indicate –40°C < TJ < +125°C, unless noted.
Parameter
Conditions
Min
Typ
Max Units
Output Voltage Accuracy
IL = 10mA
10mA < IOUT < IL(max), VOUT + 1 ≤ VIN ≤ 6V
-1
+1
%
-2
+2
%
Output Voltage Line Regulation
Output Voltage Load Regulation
VIN – VOUT Dropout Voltage(6)
Ground Pin Current(7)
VIN = VOUT + 1.0V to 6.0V; IL = 10mA
IL = 10mA to 3A
IL = 1.5A
(e-Pad SOIC-8)
IL = 3A
(e-Pad SOIC-8)
IL = 3A
0.02
0.5
%
0.2
1
%
175
350
mV
400
300
500
mV
550
27
40
mA
50
mA
Ground Pin Current in Shutdown
Current Limit
Start-up Time
Enable Input
Enable Input Threshold
Enable pin Input Current
VIL ≤ 0.5V, VIN = VOUT +1V
VOUT = 0V
VEN = ViN, IOUT = 10mA, COUT = 47µF
Regulator enable
Regulator shutdown
VIL ≤ 0.8V (Regulator shutdown)
VIH ≥ 2.25V (Regulator enable)
Flag Output
IFLG(LEAK)
VFLG(LO)
VOH = 6V
VIN = 2.25V, IOL = 250µA(8)
VFLG
MIC37302 Only
Reference Voltage
Low Threshold, % of VOUT below nominal
Hysteresis
High Threshold, % of VOUT below nominal
Adjust Pin Bias Current
1.0
5
µA
4.75
6.5
A
170
500
µs
2.25
1
15
V
0.8
V
2
µA
4
µA
30
µA
75
µA
1
µA
2
µA
210
400
mV
500
mV
93
%
2
%
99.2
%
1.228 1.240 1.252
V
1.215
1.265
V
40
80
nA
120
nA
October 2009
4
M9999-102909
Share Link: 