UBA2021 datasheet(2/16 Pages) PHILIPS

номер детали	UBA2021

подробное описание детали	630 V driver IC for CFL and TL lamps

PDF	16 Pages

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производитель	PHILIPS [NXP Semiconductors]

домашняя страница	http://www.nxp.com

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UBA2021_4

Product data sheet

Rev. 04 — 25 July 2008

2 of 16

NXP Semiconductors

UBA2021

630 V driver IC for CFL and TL lamps

Ordering information

Block diagram

Itot

total supply current

fB = 43 kHz

RG1(on),

RG2(on)

high and low side on

resistance

126

Ω

RG1(off),

RG2(off)

high and low side off

resistance

-75

Ω

Feed-forward

fff

feed-forward frequency

IRHV = 0.75 mA

63.6

kHz

IRHV = 1.0 mA

84.5

kHz

Ii(RHV)

operating range of input

current at pin RHV

1000

µA

Table 1.

Quick reference data

Symbol

Parameter

Conditions

Min

Typ

Max

Unit

Table 2.

Ordering information

Type number

Package

Name

Description

Version

UBA2021T

SO14

plastic small outline package; 14 leads; body width 3.9 mm

SOT108-1

UBA2021P

DIP14

plastic dual in-line package; 14 leads (300 mil)

SOT27-1

Fig 1.

Block diagram

mgs988

UBA2021

SUPPLY

BAND GAP

REFERENCE

OSCILLATOR

TIMING

CONTROL

MONITOR

NON

OVERLAP

LEVEL

SHIFTER

HIGH SIDE

DRIVER

LOW SIDE

DRIVER

RREF

n.c.

RHV

bootstrap

charging circuit

PGND

SGND

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