UCC28715 datasheet(6/32 Pages) TI1

Part #	UCC28715

Description	Constant-Voltage, Constant-Current Controller With Primary-Side Regulation

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Manufacturer	TI1 [Texas Instruments]

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6 / 32 page

DRV

25 mA

S

Q

R

CS

+

VS

SAMPLER

+

E/A

4.05 V + VCVS

CBC

VDD

POWER

& FAULT

MANAGEMENT

UVLO

21 V / 8 V

VALLEY

SWITCHING

CONTROL

LAW

LEB

1 / fSW

VCST

SECONDARY

TIMING

DETECT

CURRENT

REGULATION

VCST

200 kΩ

VDD

LINE

SENSE

+

ICBC

0 V-VCVS(max)

GND

CABLE

COMPENSATION

VCVS = ICBC x 3 kΩ

+

VOVP

OV FAULT

TSD/SD FAULT

IVSLS

+

10 kΩ

LINE

FAULT

LINE FAULT

14 V

2.2 V / 0.80 V

+

VNTCTH

NTC

INTC

TSD/SD

FAULT

UCC28710/14/15

UCC28711 /12/13

+

1.5 V

OC FAULT

IVSLS / KLC

IVSLS

28 kΩ

5 V

HV

IHV

UCC28710, UCC28711

UCC28712, UCC28713

UCC28714, UCC28715

SLUSB86 – NOVEMBER 2012

www.ti.com

DEVICE INFORMATION

Functional Block Diagram

6

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Product Folder Links: UCC28710, UCC28711 UCC28712, UCC28713 UCC28714, UCC28715

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UCC28715 Datasheet(PDF) 6 Page - Texas Instruments

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