LM2937 datasheet(3/11 Pages) NSC

3 / 11 page

Absolute Maximum Ratings (Note 1)

If Military/Aerospace specified devices are required,

please contact the National Semiconductor Sales Office/

Distributors for availability and specifications.

Input Voltage

Continuous

26V

Transient (t

≤ 100 ms)

60V

Internal Power Dissipation (Note 2)

Internally Limited

Maximum Junction Temperature

150˚C

Storage Temperature Range

−65˚C to +150˚C

TO-220 (10 seconds)

260˚C

TO-263 (10 seconds)

230˚C

SOT-223 (Vapor Phase, 60 seconds)

215˚C

SOT-223 (Infared, 15 seconds)

220˚C

ESD Susceptibility (Note 3)

2 kV

Operating Conditions (Note 1)

Temperature Range (Note 2)

LM2937ET,

LM2937ES

−40˚C

≤ T

J ≤125˚C

LM2937IMP

−40˚C

≤ T

J ≤85˚C

Maximum Input Voltage

26V

Electrical Characteristics

IN =VNOM + 5V, (Note 4) IOUTmax = 500 mA for the TO-220 and TO-263 packages, IOUTmax=400mA for the SOT-223 pack-

age, C

OUT = 10 µF unless otherwise indicated. Boldface limits apply over the entire operating temperature range of the

indicated device., all other specifications are for T

A =TJ = 25˚C.

Output Voltage (V

OUT)

10V

Units

Parameter

Conditions

Typ

Limit

Typ

Limit

Typ

Limit

Output Voltage

5 mA

≤ I

OUT ≤ IOUTmax

4.85

7.76

9.70

V(Min)

5.00

4.75

8.00

7.60

10.00

9.50

V(Min)

5.15

8.24

10.30

V(Max)

5.25

8.40

10.50

V(Max)

Line Regulation

OUT + 2V) ≤ VIN ≤ 26V,

100

mV(Max)

OUT =5 mA

Load Regulation

5 mA

≤ I

OUT ≤ IOUTmax

100

mV(Max)

Quiescent Current

OUT + 2V) ≤ VIN ≤ 26V,

mA(Max)

OUT =5 mA

IN =(VOUT + 5V),

mA(Max)

OUT =IOUTmax

Output Noise

10 Hz–100 kHz

150

240

300

µVrms

Voltage

OUT =5 mA

Long Term Stability

1000 Hrs.

Dropout Voltage

OUT =IOUTmax

0.5

1.0

0.5

1.0

0.5

1.0

V(Max)

OUT = 50 mA

110

250

110

250

110

250

mV(Max)

Short-Circuit Current

1.0

0.6

1.0

0.6

1.0

0.6

A(Min)

Peak Line Transient

f < 100 ms, RL = 100Ω

V(Min)

Voltage

Maximum Operational

V(Min)

Input Voltage

Reverse DC

OUT ≥ −0.6V, RL = 100Ω

−30

−15

−30

−15

−30

−15

V(Min)

Input Voltage

Reverse Transient

r < 1 ms, RL = 100Ω

−75

−50

−75

−50

−75

−50

V(Min)

Input Voltage

LM2937 bảng dữ liệu(PDF) 3 Page - National Semiconductor (TI)

LM2937 bảng dữ liệu(HTML) 3 Page - National Semiconductor (TI)

Html Pages

1 2 3 4 5 6 7 8 9 10 11

bảng dữ liệu tải về

Link URL