Micrel, Inc.
MIC2950/2951
Absolute Maximum Ratings(1)
Operating Ratings(2)
Input Supply Voltage (VIN) (5) .............................–20 to +60V
Input Supply Voltage (VIN)................................+2.0 to +30V
Feedback Input Voltage (VFB) (6, 7) ....................–1.5 to +26V
Junction Temperature (TJ) (4)
Shutdown Input Voltage (VSHDN
)
(6)...................–0.3 to +30V
MIC2950-05/MIC2950-06...................–40°C to +125°C
MIC2951-02/MIC2950-03...................–40°C to +125°C
Power Dissipation (PD) (4) ..........................Internally Limited
Lead Temperature (soldering, 5 sec.)........................ 260°C
Storage Temperature................................–65°C to +150°C
ESD(3)
Electrical Characteristics(1)
VIN = 6V; IL = 100µA; CL = 1µF; TJ = 25°C, bold values indicate –40°C ≤ TJ ≤ +125°C; Note 8; unless noted.
Parameter
Condition
Min
Typ
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
Units
Output Voltage
TJ = 25°C
MIC295x-02/-05 (±0.5%)
MIC295x-03/06 (±1%)
MIC2951-3.3 (±1%)
MIC2951-4.8 (±1%)
MIC295x-02/-05 (±0.5%)
MIC295x-03/-06 (±1%)
MIC2951-3.3 (±1%)
MIC2951-4.8 (±1%)
MIC295x-02/-05 (±0.5%)
MIC295x-03/06 (±1%)
MIC2951-3.3 (±1%)
MIC2951-4.8 (±1%)
4.975
4.950
3.267
4.802
4.950
4.925
3.251
4.777
4.940
4.900
3.234
4.753
5.000
5.000
3.300
4.850
V
V
V
V
Output Voltage
–25°C ≤ TJ ≤ +85°C
V
V
V
V
Output Voltage
Over Full Temperature Range
–40°C to +125°C
V
V
V
V
V
Output Voltage
Over Load Variation
MIC295x-02/-05 (±0.5%), 100µA ≤ IL ≤ 150mA, TJ ≤ TJ(max) 4.930
MIC295x-03/-06 (±1%), 100µA ≤ IL ≤ 150mA, TJ ≤ TJ(max)
MIC2951-3.3 (±1%), 100µA ≤ IL ≤ 150mA, TJ ≤ TJ(max)
MIC2951-4.8 (±1%), 100µA ≤ IL ≤ 150mA, TJ ≤ TJ(max)
MIC295x-02/-05 (±0.5%), Note 9
4.880
3.221
4.733
V
V
V
Output Voltage
Temperature Coefficient
20
50
ppm/°C
ppm/°C
ppm/°C
ppm/°C
MIC295x-03/-06 (±1%), Note 9
150
MIC2951-3.3 (±1%), Note 9
50
150
MIC2951-4.8 (±1%), Note 9
50
150
Line Regulation
MIC295x-02/-05 (±0.5%), Notes 10, 11
0.03
0.10
0.20
%
%
MIC295x-03/-06 (±1%), Notes 10, 11
MIC2951-3.3 (±1%), Notes 10, 11
MIC2951-4.8 (±1%), Notes 10, 11
0.04
0.04
0.04
0.20
0.40
%
%
0.20
0.40
%
%
0.20
0.40
%
%
M9999-021610
February 2010
4
MICROCHIP [ MICROCHIP ]
