CLM2950 / CLM2951

CORPORATION

CALOGIC CORPORATION, 237 Whitney Place, Fremont, California 94539, Telephone: 510-656-2900, FAX: 510-651-3025

INPUT VOLTAGE (V)

150

0

030

1E-17

RAISED OUTPUT

510

25

20

15

20

40

60

80

100

120

140

160

TO-92 PACKAGE

.25˚ LEADS SOLDERED

TO PC BOARD

180

TIME (

µS)

5

–1

050

1E-18

THERMAL RESPONSE

4

2

0

–2

1

0

30

40

20

10

1.25W

TYPICAL PERFORMANCE CHARACTERISTICS (continued)

1E-19

*SEE APPLICATION INFO.

OUTPUT

VOLTAGE

INPUT

VOLTAGE

4.75V

ERROR*

1.3V

5.0V

+V

IN

CLM2951

FB

4

1E-20

SD

GND

7

ERROR

8

1

3

R

2

ERROR

OUTPUT

SHUTDOWN

INPUT

3.3

µF

+

+V

IN

1.2 TO 30V

1.23V

.01

µF

100K

5

V

REF

TYPICAL APPLICATIONS

+V

IN

CLM2951

FB

4

1E-21

SD

GND

7

ERROR

8

1

+V

IN

1

µF

+

3

470K

Ω

470K

Ω

R

2

LATCH OFF WHEN ERROR FLAG OCCURS

5

*V

+V

IN

CLM2951

FB

4

1E-22

SD

GND

7

ERROR

OUTPUT

SHUTDOWN

INPUT

ERROR

8

1

*MINIMUM INPUT - OUTPUT VOLTAGE RANGES FROM 4mV TO 400mV.

DEPENDING ON LOAD CURRENT. CURRENT LIMIT IS TYPICALLY 160mA.

WIDE INPUT VOLTAGE RANGE CURRENT LIMITER

5

3

FIGURE 1. ERROR OUTPUT TIMING

FIGURE 2. ADJUSTABLE REGULATOR