Micrel, Inc.

LP2950/2951

September 2008

3

M9999-091208

Absolute Maximum Ratings

(1)

If Military/Aerospace specified devices are required,

contact your local Micrel representative/distributor for

availability and specifications.

Power Dissipation .....................................Internally Limited

Lead Temperature (soldering, 5 sec.)........................ 260°C

Storage Temperature ................................–65°C to +150°C

Operating Junction Temperature Range

(8)

LP2950, LP2951 .................................–40°C to +125°C

Input Supply Voltage ........................................–0.3 to +30V

Feedback Input Voltage

Shutdown Input Voltage

Error Comparator Output Voltage

ESD Rating is to be determined

Electrical Characteristics

(1)

Parameter

Condition

Min

Typ

Max

Units

LP295x-02 (±0.5%)

4.975

5.000

5.025

V

LP295x-03 (±1%)

4.950

5.000

5.050

V

Output Voltage

LP2951-4.8 (±1%)

4.802

4.850

4.899

V

LP295x-02 (±0.5%)

4.950

5.050

V

LP295x-03 (±1%)

4.925

5.075

V

Output Voltage

LP2951-4.8 (±1%)

4.777

4.872

V

LP295x-02 (±0.5%)

4.940

5.060

V

LP295x-03 (±1%)

4.900

5.100

V

Output Voltage

Over Full Temperature Range

–40°C to +125°C

LP2951-4.8 (±1%)

4.753

4.947

V

4.930

5.070

V

4.880

5.120

V

Output Voltage

Over Load Variation

4.733

4.967

V

LP295x-02 (±0.5%), Note 12

20

100

ppm/°C

LP295x-03 (±1%), Note 12

50

150

ppm/°C

Output Voltage

Temperature Coefficient

LP2951-4.8 (±1%), Note 12

50

150

ppm/°C

LP295x-02 (±0.5%), Notes 14, 15

0.03

0.10

0.20

%

%

LP295x-03 (±1%), Notes 14, 15

0.04

0.20

0.40

%

%

Line Regulation

LP2951-4.8 (±1%), Notes 14, 15

0.04

0.20

0.40

%

%

0.04

0.10

0.20

%

%

0.10

0.20

0.30

%

%

Load Regulation

0.10

0.20

0.30

%

%