EFS2ACD datasheet(4/14 Pages) STMICROELECTRONICS

4 / 14 page

EFS

4/14

DRIVER

EFS

A/B

EFS

TL5

Electronic

Fluorescent

Switch

Electronic

Fluorescent

Switch

Kit

Version

Digit

A: 50Hz

B: 50/60Hz

Version

Digit

SO14

Package

TL5:

Pentawatt HV Package

with lead forming

ASD

ORDERING INFORMATION

ELECTRICAL CHARACTERISTICS (Tj =25

°C, unless otherwise specified)

Symbol

Parameter

Min.

Typ.

Max.

Unit

Vcc

Supply voltage in preheat mode

712

VUVLO

Under voltage lock-out threshold

VCCH

Supply limitation high in standby mode

6.8

7.7

8.7

VCCL

Supply limitation low in standby mode

6.77

7.57

8.41

ICC

Supply current in standby mode

440

450

475

µA

ISO

Ignition current level Rsense = 0.39

Ω

280

350

420

LAMP OFF STATE DETECTION

Checking delay after zero crossing lamp voltage

EFS2A version

2.9

5.9

EFS2B version

2.5

7.5

VREF

Internal reference voltage

1.12

1.26

DRIVER

Symbol

Parameter

Min.

Typ.

Max.

Unit

VT +

Positive on-state voltage

IT = 1.5A

tp = 500

µs

2.1

3.15

VT -

Negative on-state voltage

IT = 1.5A

tp = 500

µs

0.89

1.2

VBR

Breakdown positive voltage IDRM = 5mA

tp = 10ms

1200

1350

1500

VDCM

VRCM

Non repetitive peak off-state voltage

Pin 1 = Pin 2 = Pin 4 = Pin 5

Repetitive rate : 3Hz

800

IDRM

IRRM

Leakage current, at VDRM/VRRM rated

Pin 1 = Pin 2 = Pin 4 = Pin 5

µA

Holding current

dI/dt = 9 A/ms

Pin1 = Pin 2 = Pin4 = Pin5

350

ASD

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