MIC2920A/29201/29202/29204
Micrel, Inc.
Absolute Maximum Ratings
Input Supply Voltage .................................................–20V to +60V
Adjust Input Voltage (Notes 9 and 10) ......................–1.5V to +26V
Power Dissipation ................................... Internally Limited,
Note 1
Operating Junction Temperature Range ............. –40°C to +125°C
Lead Temperature (Soldering, 5 seconds) ............................260°C
Storage Temperature Range ............................... –65°C to +150°C
If Military/Aerospace specified devices are required, contact your local
Micrel representative/distributor for availability and specifications.
Operating Ratings
Operating Input Supply Voltage ......................................2V
†
to 26V
Adjust Input Voltage (Notes 9 and 10) ......................–1.5V to +26V
Shutdown Input Voltage ..........................................–0.3V to +30V
Error Comparator Output Voltage ............. –0.3V to +30VOperating
Junction Temperature Range ............................. –40°C to +125°C
Thermal Characteristics:
SOT−223 θ
JC
.............................................................. 15°C/W
TO-220 θ
JC
................................................................... 3°C/W
TO-263 θ
JC
................................................................... 3°C/W
8-Pin SOIC θ
JA
.............................................................Note
1
Across the full operating temperature, the minimum input voltage range for
full output current is 4.3V to 26V. Output will remain in-regulation at lower
output voltages and low current loads down to an input of 2V at 25°C.
†
Electrical Characteristics
Limits in standard typeface are for T
J
= 25°C and limits in boldface apply over the full operating temperature range. Unless otherwise
specified, V
IN
= V
OUT
+ 1V, I
L
= 1mA, C
L
= 10µF. Adjustable versions are set for an ouptu of 5V. The MIC29202 V
SHUTDOWN
≤ 0.7V. The
eight pin MIC29204 is configured with the Adjust pin tied to the 5V Tap, the Output is tied to Output Sense (V
OUT
= 5V), and V
SHUTDOWN
≤
0.7V.
Symbol
V
O
Parameter
Output Voltage
Accuracy
Conditions
Variation from factory trimmed V
OUT
1mA ≤ I
L
≤ 400mA, across temp. range
MIC2920A-12 and 29201-12 only
1mA ≤ I
L
≤ 400mA, across temp. range
∆V
O
∆T
∆V
O
V
O
∆V
O
V
O
V
IN
- V
O
Output Voltage
Temperature Coef.
Line Regulation
Load Regulation
Dropout Voltage
(Note 4)
(Note 2)
V
OUT
> 10V only
V
IN
= V
OUT
+ 1V to 26V
IL = 1 to 250mA (Note 3)
I
L
= 1mA
I
L
= 100mA
I
L
= 250mA
I
L
= 400mA
I
GND
Ground Pin Current
(Note 5)
I
L
= 1mA
I
L
= 100mA
I
L
= 250mA
I
L
= 400mA
I
GNDDO
I
LIMIT
∆V
O
∆P
D
e
n
Ground Pin Current
at Dropout
(Note 5)
Current Limit
Thermal Regulation
Output Noise Voltage
(10Hz to 100kHz)
IL = 100mA
V
IN
= 0.5V less than designed V
OUT
(V
OUT
= 3.3V)
I
O
= 1mA
V
OUT
= 0V
(Note 6)
(Note 7)
CL = 10µF
CL = 100µF
V
OUT
> 10V only
V
OUT
> 10V only
Min
-1
-2
-2.5
-1.5
-3
-4
20
80
0.03
0.04
100
250
350
370
500
400
140
1.3
5
13
180
Typ
Max
1
2
2.5
1.5
3
4
100
350
0.10
0.40
0.16
0.30
150
180
%
%
mV
ppm/°C
Units
%
600
750
200
300
2
2.5
9
12
15
400
µA
mA
µA
425
0.05
400
260
100
1200
0.2
mA
%/W
µV RMS
February 2005
3
M9999-021505
MICREL [ MICREL SEMICONDUCTOR ]
