ZSLS7025ZI1R ZMDI, ZSLS7025ZI1R Datasheet - Page 5

• Manufacturer Part Number: ZSLS7025ZI1R
• Description: LED Lighting Drivers LED Driver
• Manufacturer: ZMDI

Specifications of ZSLS7025ZI1R

• Rohs: yes
• Input Voltage: 5 V
• Maximum Supply Current: 400 uA
• Maximum Operating Temperature: + 125 C
• Mounting Style: SMD/SMT
• Package / Case: SOIC-8
• Minimum Operating Temperature: - 40 C

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List of Figures
Figure 1.1
Figure 1.2
Figure 1.3
Figure 1.4
Figure 1.5
Figure 1.6
Figure 1.7
Figure 1.8
Figure 2.1
Figure 2.2
Figure 2.3
Figure 2.4
Figure 2.5
Figure 4.1
Figure 4.2
Figure 6.1
Figure 6.2
List of Tables
Table 1.1
Table 1.2
Table 1.3
Table 6.1
Data Sheet
June 28, 2012
ZSLS7025
Boost LED Driver
4.4.6
4.4.7
4.4.8
ESD Protection ............................................................................................................................................................ 25
Pin Configuration and Package ................................................................................................................................... 25
Glossary ...................................................................................................................................................................... 27
Ordering Information ................................................................................................................................................... 27
Document Revision History ......................................................................................................................................... 27
L
R
Q
V
V
V
V
V
V
V
V
Typical ZSLS7025 Circuit Diagram ............................................................................................................... 10
Example Circuit for Controlling Output Current via an External DC Control Voltage .................................... 12
RC Filter PWM Dimming Circuit ................................................................................................................... 13
PWM Dimming Circuit Using a Dimming Control MOSFET (Q
Minimum Off-Time t
Typical ZSLS7025 Application Circuit ........................................................................................................... 18
Application Design Example – RC Filter PWM Dimming Circuit ................................................................... 21
ZSLS7025 Pin Assignments ......................................................................................................................... 25
SOP-8 Package Dimensions and Pin Assignments ...................................................................................... 26
Absolute Maximum Ratings ............................................................................................................................ 6
Operating Conditions ...................................................................................................................................... 6
Electrical Parameters ..................................................................................................................................... 7
Pin Description SOP-8 .................................................................................................................................. 25
1
1
1
IN
IN
OUT
OUT
IN
IN
OUT
OUT
for Setting the Frequency ......................................................................................................................... 23
and R
External MOSFET and D
vs. I
vs. Efficiency with V
vs. I
vs. Efficiency with V
vs. I
vs. Efficiency with V
vs. I
vs. Efficiency with V
© 2012 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.
OUT
OUT
2
OUT
OUT
for Setting OVP ............................................................................................................................ 24
with V
with V
with V
with V
OUT
OUT
IN
IN
OFF_MIN
= 40V ............................................................................................................................ 8
= 12V ............................................................................................................................ 8
= 48V ............................................................................................................................ 8
= 24V ............................................................................................................................ 9
OUT
OUT
IN
IN
vs. R
= 40V ................................................................................................................... 8
= 12V ................................................................................................................... 8
= 48V ................................................................................................................... 8
= 24V ................................................................................................................... 9
1
Diode ............................................................................................................. 24
TOFF
............................................................................................................ 15
2
) .................................................................. 14
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