TEA1751LT_1301 datasheet(5/31 Pages) NXP

No. de pieza	TEA1751LT_1301

Descripción Electrónicos	HV start-up DCM/QR flyback controller with integrated DCM/QR PFC controller

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Fabricante Electrónico	NXP [NXP Semiconductors]

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TEA1751LT

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Product data sheet

Rev. 3. — 9 January 2013

5 of 31

NXP Semiconductors

TEA1751LT

HV start-up flyback controller with integrated PFC controller

6.

Pinning information

6.1 Pinning

6.2 Pin description

Fig 2.

Pin configuration: TEA1751LT (SOT109-1)

7($/7

9&&

+9

*1'

+96

)%&75/

+96

)%$8;

)%'5,9(5

/$7&+

3)&'5,9(5

3)&&203

3)&6(16(

9,16(16(

)%6(16(

3)&$8;

926(16(

DDD

Table 2.

Pin description

Symbol

Description

VCC

1

supply voltage

GND

2

ground

FBCTRL

3

flyback control input

FBAUX

4

auxiliary winding input for demagnetization timing and flyback OVP

LATCH

5

general-purpose protection input

PFCCOMP

6

frequency compensation pin for PFC

VINSENSE

7

mains voltage sense input

PFCAUX

8

auxiliary winding input for demagnetization timing for PFC

VOSENSE

9

sense input for PFC output voltage

FBSENSE

10

flyback current sense input

PFCSENSE

11

PFC current sense input

PFCDRIVER

12

PFC gate-driver output

FBDRIVER

13

flyback gate-driver output

HVS

14 and15

high-voltage safety spacer, not connected

HV

16

high-voltage start-up / flyback valley sensing

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TEA1751LT_1301 Datasheet(PDF) 5 Page - NXP Semiconductors

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