IR2520 Ver la hoja de datos (PDF) - International Rectifier

Número de pieza

componentes Descripción

Fabricante

IR2520

ADAPTIVE BALLAST CONTROL IC

International Rectifier 

IR2520D(S)& (PbF)

Electrical Characteristics

VCC = VBS = VBIAS = 14V +/- 0.25V, CLO=CHO=1000pF, RFMIN = 82kΩ and TA = 25°C unless otherwise specified.

Symbol

Definition

Protection Characteristics

Min. Typ. Max. Units Test Conditions

VVCO_RUN VCO voltage when entering run mode

CSCF Crest factor peak-to-average fault factor

VS_

Maximum crest factor VS offset voltage

OFFSET_MAX

— 4.8 —

V

— 5.0 — N/A

— 3.0 —

V

VVCOSD VVCO shutdown voltage

0.74 0.82 0.91 V

Minimum Frequency Setting Characteristics

VFMIN

VFMINFLT

FMIN lead voltage during normal operation

FMIN lead voltage during fault mode

Bootstrap FET

4.8 5.1 5.4 V

—

0

—

V

IBS1 VB current

30 70 —

IBS2 VB current

10

20

—

mA

VS offset = 0.5V

CBS=0.1uF,

VS=0V

VBS = 10V

Lead Definitions

Symbol

VCC

COM

FMIN

VCO

LO

VS

HO

VB

Description

Supply voltage

IC power and signal ground

Minimum frequency setting

Voltage controlled oscillator input

Low-side gate driver output

High-side floating return

High-side gate driver output

High-side gate driver floating supply

4

VCC 1

COM 2

FMIN 3

VCO 4

8 VB

7 HO

6 VS

5 LO

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