A Product Line of
Diodes Incorporated
ZLPM8010
SET-TOP BOX SERIES SINGLE LNB CONTROLLER AND POWER SUPPLY IC
Summary
The ZLPM8010 is a power management and control solution for
satellite set-top boxes (STBs). Based on an efficient boost converter
the ZLPM8010 provides the power supply and all the control signals
required by a single port satellite Low Noise Block (LNB). The
ZLPM8010 includes an accurate 22kHz tone generator to provide
DiSEqC™ control words or continuous tone for band switching
control. To provide a reliable DiSEqC 2.0 solution the IC includes a
DiSEqC detector with unwanted signal rejection. Controlled by an
I
2
C™ compatible interface or logic inputs and with the minimal
external components the ZLPM8010 provides a high performing,
efficient cost efficient solution.
Applications
Single tuner Satellite Set-top boxes
High current LNBs
Stability with minimal current LNBs
Satellite PC Cards
TVs with integrated satellite tuners
Hybrid Set-top boxes
Suitable for Digital and Analog satellite systems
System Diagram
Features
High system efficiency with standby mode
Efficient boost converter and LDO providing an accurate
adjustable power supply for LNBs
Provides a protected output of up to 750mA
Programmable current limit for system flexibility
Designed for stability with low power LNBs
Provides standard voltage / tone and DiSEqC control signals
and allows for regional variations such as Japan.
Internal tone generator for DiSEqC control and traditional
band switching
Tone maintains shape across all load conditions
Internal reliable tone detector for DiSEqC 2.0 systems
Controlled by I
2
C interface or independent logic control
Built in multiple diagnostics and protection for IC and LNB
protection
Minimal external components for a simple, reliable and cost
effective solution
Totally Lead-Free & Fully RoHS Compliant (Notes 1 & 2)
Halogen and Antimony Free. “Green” Device (Note 3)
1. No purposely added lead. Fully EU Directive 2002/95/EC (RoHS) & 2011/65/EU (RoHS 2) compliant.
2. See http://www.diodes.com for more information about Diodes Incorporated’s definitions of Halogen- and Antimony-free, "Green" and Lead-free.
3. Halogen- and Antimony-free "Green” products are defined as those which contain <900ppm bromine, <900ppm chlorine (<1500ppm total Br + Cl)
and <1000ppm antimony compounds.
Notes:
DiSEqC is a trademark of Eutlesat.
2
I C is a trademark of Philips Corp.
ZLPM8010
Document number: DS35978 Rev. 1 - 2
1 of 3
www.diodes.com
June 2012
© Diodes Incorporated
A Product Line of
Diodes Incorporated
ZLPM8010
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Copyright © 2012, Diodes Incorporated
www.diodes.com
ZLPM8010
Document number: DS35978 Rev. 1 - 2
3 of 3
www.diodes.com
June 2012
© Diodes Incorporated
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