ZLED7015

1.0MHz Boost Converter with Internal 35V Switch

Data Sheet

December 20, 2011

© 2011 Zentrum Mikroelektronik Dresden AG

— Rev. 1.00

All rights reserved. The material contained herein may not be reproduced, adapted, merged, translated, stored, or used without

the prior written consent of the copyright owner. The information furnished in this publication is subject to changes without notice.

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1.3

Electrical Parameters

noted.

Production testing of the ZLED7015 is performed at 25°C unless otherwise stated. Functional operation of the

ZLED7015 and specified parameters at other temperatures are guaranteed by design, characterization, and

process control.

Table 1.3

Electrical Parameters

No.

PARAMETER

SYMBOL

CONDITIONS

MIN

TYP

MAX

UNIT

1.3.1

Supply current

Continuous switching

2

mA

Quiescent: no switching

1.1

mA

1.3.2

Shutdown current

Shutdown: no switching;

15

µA

1.3.3

LX switching frequency

1

MHz

1.3.4

Maximum duty cycle

90

%

1.3.5

EN pin ON threshold voltage

1.4

V

1.3.6

EN pin OFF threshold

voltage

0.4

V

1.3.7

Internal feedback reference

voltage

0.285

0.3

0.315

V

1.3.8

Integrated switch ON

resistance

0.8

1.2

Ω

1.3.9

Integrated switch current

limit

Duty cycle = 90%

1.8

2.1

2.4

A

1.3.10

Integrated switch leakage

current

1

µA

1.3.11

Internal regulator

4.5

5.0

5.5

V

1.3.12

Over-temperature protection

(OTP) threshold

150

°C

1.3.13

OTP threshold hysteresis

50

°C

1.3.14

Under-voltage lock-out

threshold (UVLO)

2.9

V

1.3.15

UVLO hysteresis

100

mV

1.3.16

Internal over-voltage

threshold reference voltage

0.9

V

1.3.17

Over-voltage protection

threshold hysteresis

10

mV