Ordering number : ENA1768

Bi-CMOS IC

Step-down Switching Regulator

LV5762LF

Overview

LV5762LF is a 1ch step-down voltage switching regulator.

Functions

• 1ch step-down switching regulator controller

• Frequency fold back function

• Load-independent soft start circuit

• ON/OFF function

• Built-in pulse-by-pulse OCP circuit. It is detected by using ON resistance of an external MOS.

Specifications

Maximum Ratings at Ta = 25

°C

Parameter

Symbol

Conditions

Ratings

Unit

Supply voltage

VIN max

45

V

Allowable power dissipation

Pd max

*)

0.65

W

Operating temperature

Topr

-40 to 85

°C

Storage temperature

Tstg

-55 to 150

°C

* Specified board: 24.0mm

× 15.0mm ×1.6mm, glass epoxy board (2-layer).

Recommended Operating Conditions at Ta = 25

°C

Parameter

Symbol

Conditions

Ratings

Unit

Supply voltage range 1

VIN

8 to 42

V

Error amplifier input coltage

VFB

0 to 1.6

V

Electrical Characteristics at Ta

= 25°C, VIN = 12V

Ratings

Parameter

Symbol

Conditions

min

typ

max

Unit

Reference voltage block

Internal reference voltage

Vref

Including offset of E/A

0.695

0.705

0.715

V

5V power supply

VDD

IOUT=0 to 5mA

4.7

5.2

5.7

V

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Specifications of any and all SANYO Semiconductor Co.,Ltd. products described or contained herein stipulate

the performance, characteristics, and functions of the described products in the independent state, and are not

guarantees of the performance, characteristics, and functions of the described products as mounted in the

customer

device, the customer should always evaluate and test devices mounted in the customer

equipment.

Any and all SANYO Semiconductor Co.,Ltd. products described or contained herein are, with regard to

"standard application", intended for the use as general electronics equipment (home appliances, AV equipment,

communication device, office equipment, industrial equipment etc.). The products mentioned herein shall not be

intended for use for any "special application" (medical equipment whose purpose is to sustain life, aerospace

instrument, nuclear control device, burning appliances, transportation machine, traffic signal system, safety

equipment etc.) that shall require extremely high level of reliability and can directly threaten human lives in case

of failure or malfunction of the product or may cause harm to human bodies, nor shall they grant any guarantee

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customer who is considering such use and/or outside the scope of our intended standard applications, please

consult with us prior to the intended use. If there is no consultation or inquiry before the intended use, our

customer shall be solely responsible for the use.

60910 SY 20100524-S00001 No.A1768-1/5