ZSLS7025 Datasheet

© 2016 Integrated Device Technology, Inc.

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April 20, 2016

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Pin Configuration and Package ................................................................................................................................... 24

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Glossary ...................................................................................................................................................................... 26

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Ordering Information ................................................................................................................................................... 26

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Document Revision History ......................................................................................................................................... 26

List of Figures

Figure 1.1

VIN vs. IOUT with VOUT = 40V ............................................................................................................................ 7

Figure 1.2

VIN vs. Efficiency with VOUT = 40V ................................................................................................................... 7

Figure 1.3

VOUT vs. IOUT with VIN = 12V............................................................................................................................ 7

Figure 1.4

VOUT vs. Efficiency with VIN = 12V................................................................................................................... 7

Figure 1.5

VIN vs. IOUT with VOUT = 48V............................................................................................................................ 7

Figure 1.6

VIN vs. Efficiency with VOUT = 48V................................................................................................................... 7

Figure 1.7

VOUT vs. IOUT with VIN = 24V............................................................................................................................ 8

Figure 1.8

VOUT vs. Efficiency with VIN = 24V................................................................................................................... 8

Figure 2.1

Typical ZSLS7025 Circuit Diagram................................................................................................................. 9

Figure 2.2

Example Circuit for Controlling Output Current via an External DC Control Voltage .................................... 11

Figure 2.3

RC Filter PWM Dimming Circuit ................................................................................................................... 12

Figure 2.4

PWM Dimming Circuit Using a Dimming Control MOSFET (Q2) .................................................................. 13

Figure 2.5

Minimum Off-Time tOFF_MIN vs. RTOFF ............................................................................................................ 14

Figure 4.1

Typical ZSLS7025 Application Circuit........................................................................................................... 17

Figure 4.2

Application Design Example – RC Filter PWM Dimming Circuit ................................................................... 20

Figure 6.1

ZSLS7025 Pin Assignments ......................................................................................................................... 24

Figure 6.2

SOP-8 Package Dimensions and Pin Assignments...................................................................................... 25

List of Tables

Table 1.1

Absolute Maximum Ratings ............................................................................................................................ 5

Table 1.2

Operating Conditions...................................................................................................................................... 5

Table 1.3

Electrical Parameters ..................................................................................................................................... 6

Table 6.1

Pin Description SOP-8.................................................................................................................................. 24