M51996AP Ver la hoja de datos (PDF) - MITSUBISHI ELECTRIC

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M51996AP

SWITCHING REGULATOR CONTROL

MITSUBISHI ELECTRIC  

BLOCK DIAGRAM

REG(7.8V)

OVP

VOLTAGE

REGULATOR

UNDER

VOLTAGE

LOCK OUT

LATCH

CF

T-ON

T-OFF

OSCILLATOR

(TRIANGLE)

SOFT

MITSUBISHI (Dig./Ana. INTERFACE)

M51996AP/FP

SWITCHING REGULATOR CONTROL

F/B

VCC

7.1V

5.8V

3K

500

15.2K 1S

6S

1S

1S

OP AMP

2.5V

PWM

COMPARATOR

PWM

LATCH

CURRENT LIMIT

DETECTION

DET

COLLECTOR

VOUT

EMITTER

CLM+

GND

ABSOLUTE MAXIMUM RATINGS

Symbol

VCC

VC

IO

IVREG

VSOFT

VCLM+

VDET

IOVP

IFB

ITON

ITOFF

Pd

K

Topr

Tstg

Parameter

Supply voltage

Collector voltage

Output current

VREG terminal output current

SOFT terminal voltage

CLM+ terminal voltage

DET terminal voltage

OVP terminal current

F/B terminal current

T-ON terminal input current

T-OFF terminal input current

Power dissipation

Thermal derating

Operating temperature

Storage temperature

Conditions

Peak

Continuous

Ta=25˚C

Ta>25˚C

Ratings

31

31

±1

±0.15

-6

VREG +0.2

-0.3 to +3

6

8

-10

-1

-2

1.5

12

-30 to +85

-40 to +125

Note 1."+" sign shows the direction of current flowing into the IC and "-" sign shows the current flowing out from the IC.

2.The low impedance voltage supply should not be applied to the OVP terminal.

Unit

V

V

A

mA

V

V

V

mA

mA

mA

mA

W

mW/˚C

˚C

˚C

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