MIC5190
Micrel
Electrical Characteristics
(6)
T
A
= 25癈 with V
IN
= 1.2V, V
CC
= 12V, V
OUT
= 0.5V; bold values indicate 40癈 < T
J
< +125癈; unless otherwise specified.
Parameter
Condition
Min
Typ
Max
Units
Output Voltage Accuracy
At 25癈
1
+1
%
Over temperature range
2
+2
%
Output Voltage Line Regulation
V
IN
= 1.2V to 5.5V
0.1
0.005
+0.1
%/V
Feedback Voltage
0.495
0.5
0.505
V
Output Voltage Load Regulation
I
L
= 10mA to 1A
0.02
0.5
%
VCC Pin Current (V
CC
1 + V
CC
2)
Enable = 0V
40
礎
VCC Pin Current (V
CC
1 + V
CC
2)
Enable = 5V
15
20
mA
VIN Pin Current
Current from V
IN
10
15
礎
FB Bias Current
13
30
礎
Current Limit Threshold
35
50
70
mV
Start-up Time
V
EN
= V
IN
25
100
祍
Enable Input Threshold
Regulator enable
0.8
0.6
V
Regulator shutdown
0.5
0.2
V
Enable Hysteresis
100
mV
Enable Pin Input Current
V
IL
< 0.2V (Regulator shutdown)
100
nA
V
IH
> 0.8V (Regulator enabled)
100
nA
Notes:
1. Exceeding the absolute maximum ratings may damage the device.
2. Devices are ESD sensitive. Handling precautions recommended. Human body model, 1.5k in series with 100pF.
3. The device is not guaranteed to function outside its operating ratings.
4. Per JESD 51-5 (1S2P Direct Attach Method).
5. Per JESD 51-3 (1S0P).
6. Specification for packaged product only.
Absolute Maximum Ratings
(1)
Supply Voltage (V
IN
) ..................................................+6.0V
Enable Input Voltage (V
EN
) .........................................+14V
V
CC
1, V
CC
2 ............................................................... +14V
Junction Temperature (T
J
) ................ 40癈 d T
J
d +125癈
ESD ......................................................................... Note 2
Operating Ratings
(3)
Supply Voltage (V
IN
) ................................... +0.9V to +5.5V
Enable Input Voltage (V
EN
) ................................. 0V to V
CC
V
CC
1,V
CC
2 ............................................... +4.5V to +13.2V
Junction Temperature (T
J
) ................ 40癈 d T
J
d +125癈
Package Thermal Resistance
MLF" (?/DIV>
JA
)
(4)
.....................................................60癈/W
MSOP (?/DIV>
JA
)
(5)
.............................................................. 200?/SPAN>C/W
December 2005 3 M9999-120105
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