Micrel, Inc.
MIC2950/2951
Absolute Maximum Ratings
(1)
Input Supply Voltage (V
IN
)
(5)
.............................–20 to +60V
Feedback Input Voltage (V
FB
)
(6, 7)
....................–1.5 to +26V
Shutdown Input Voltage (V
SHDN
)
(6)
...................–0.3 to +30V
Power Dissipation (P
D
)
(4)
..........................Internally Limited
Lead Temperature (soldering, 5 sec.)........................ 260°C
Storage Temperature ................................–65°C to +150°C
ESD
(3)
Operating Ratings
(2)
Input Supply Voltage (V
IN
)................................+2.0 to +30V
Junction Temperature (T
J
)
(4)
MIC2950-05/MIC2950-06 ................... –40°C to +125°C
MIC2951-02/MIC2950-03 ................... –40°C to +125°C
Electrical Characteristics
(1)
V
IN
= 6V; I
L
= 100µA; C
L
= 1µF; T
J
= 25°C,
bold
values indicate –40°C
≤
T
J
≤
+125°C;
Note 8;
unless noted.
Parameter
Output Voltage
T
J
= 25°C
Condition
MIC295x-02/-05 (±0.5%)
MIC295x-03/06 (±1%)
MIC2951-3.3 (±1%)
MIC2951-4.8 (±1%)
Output Voltage
–25°C
≤
T
J
≤
+85°C
MIC295x-02/-05 (±0.5%)
MIC295x-03/-06 (±1%)
MIC2951-3.3 (±1%)
MIC2951-4.8 (±1%)
Output Voltage
Over Full Temperature Range
–40°C to +125°C
MIC295x-02/-05 (±0.5%)
MIC295x-03/06 (±1%)
MIC2951-3.3 (±1%)
MIC2951-4.8 (±1%)
Output Voltage
Over Load Variation
MIC295x-02/-05 (±0.5%), 100µA
≤
I
L
≤
150mA, T
J
≤
T
J(max)
MIC295x-03/-06 (±1%), 100µA
≤
I
L
≤
150mA, T
J
≤
T
J(max)
MIC2951-3.3 (±1%), 100µA
≤
I
L
≤
150mA, T
J
≤
T
J(max)
MIC2951-4.8 (±1%), 100µA
≤
I
L
≤
150mA, T
J
≤
T
J(max)
Output Voltage
Temperature Coefficient
MIC295x-02/-05 (±0.5%),
Note 9
MIC295x-03/-06 (±1%),
Note 9
MIC2951-3.3 (±1%),
Note 9
MIC2951-4.8 (±1%),
Note 9
Line Regulation
MIC295x-02/-05 (±0.5%),
Notes 10, 11
MIC295x-03/-06 (±1%),
Notes 10, 11
MIC2951-3.3 (±1%),
Notes 10, 11
MIC2951-4.8 (±1%),
Notes 10, 11
Min
4.975
4.950
3.267
4.802
4.950
4.925
3.251
4.777
4.940
4.900
3.234
4.753
4.930
4.880
3.221
4.733
20
50
50
50
0.03
0.04
0.04
0.04
Typ
5.000
5.000
3.300
4.850
Max
5.025
5.050
3.333
4.899
5.050
5.075
3.350
4.872
5.060
5.100
3.366
4.947
5.070
5.120
3.379
4.967
100
150
150
150
0.10
0.20
0.20
0.40
0.20
0.40
0.20
0.40
Units
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
ppm/°C
ppm/°C
ppm/°C
ppm/°C
%
%
%
%
%
%
%
%
February 2010
4
M9999-021610
MICREL [ MICREL SEMICONDUCTOR ]
