L6521 datasheet(8/19 Pages) STMICROELECTRONICS

部件名	L6521

功能描述	Highly integrated ballast controller for TL and CFL

PDF	19 Pages

Scroll/Zoom	100%

制造商	STMICROELECTRONICS [STMicroelectronics]

网页	http://www.st.com

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8 / 19 page

Electrical characteristics

L6520, L6521

8/19

Doc ID 16998 Rev 3

tLEB

HBCS

Leading edge time after LSD

turn on

(4), T

AMB = 25 °C

255

End of life

VEOL

EOL

EOL pin biasing voltage

reference

2.43

2.5

2.57

VEOL_H

EOL

EOL upper threshold

3.84

4.16

VEOL_l

EOL

EOL lower threshold

0.96

1.04

IEOL

EOL

Sink/source capability

VEOL = 1.5V (source)

VEOL = 3.5V (sink)

8.2

9.1

µA

tEOL

EOL

Protection delay time

(4), T

AMB = 25 °C

1.5

During the operation at Vcc

≥ Vz the maximum supply current must be limited to 2mA.

Guaranteed by characterization.

tDEAD is the sum of a fixed time, generated by internal logic and the propagation delay of PWM_det comparator.

Guaranteed by testing logic verification.

Table 5.

Electrical characteristics (continued)

Symbol

Parameter

Test condition

Min. Typ. Max.

Unit

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