Nexperia

NEX8080 series

Wide Vcc range multi-mode flyback controller

7.2. Pin description

Pin

Name

Number

I/O

Description

GND

1

PWR

Ground

FB

2

IN

Secondary side voltage feedback pin. Connect to the collector of the opto-coupler.

ZCD

3

IN

Auxiliary voltage sense, brown-in/-out and quasi-resonant valley detection.

CS

4

IN

Current sense pin, connect to the sense resistor of the MOSFET.

VCC

5

PWR

Supply input terminal

DRV

6

OUT

Gate drive output to drive the external MOSFET

8. Product specifications

8.1. Limiting values

Table 4. Limiting values

Symbol

Parameter

Conditions

Min

Max

Unit

VCC

supply voltage

-0.3

100

V

DRV

gate drive voltage

-0.3

VDRV_H V

CS, FB, ZCD CS, FB, ZCD voltage

-0.3

5.5

V

TJ

operating junction temperature

-40

TSD

°C

ESD

HBM: ANSI/ESDA/JEDEC JS-001

class 2, all pins except CS

-2000

+2000

V

HBM: ANSI/ESDA/JEDEC JS-001

class 1C, CS pin only

-1500

+1500

V

VESD

ESD voltage

CDM: ANSI/ESDA/JEDEC JS-001

class C2a

-500

+500

V

8.2. Thermal characteristics

Table 5. Thermal characteristics

Symbol

Parameter

TSOT23

Unit

RΘJA

junction-to-ambient thermal resistance

127

C/W

8.3. Recommended operating conditions

Table 6. Recommended operating conditions

Symbol

Parameter

Conditions

Min

Max

Unit

VCC

supply voltage

10

VCC_OVP V

CS, ZCD

CS, ZCD voltage

0

5

V

TJ

operating junction temperature

-40

125

°C

NEX8080_series

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Nexperia B.V. 2024. All rights reserved

Product data sheet

Rev. 1 — 30 September 2024

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