Monolithic Linear LA5616 Microprocessor-Controlled Audio Pow

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Monolithic Linear LA5616 Microprocessor-Controlled Audio Pow

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Ordering number EN5286
Monolithic Linear
LA5616
Microprocessor-Controlled Audio Power Supply
Overview
LA5616 appropriate power supplies microprocessor-controlled players, tuners, receivers, similar audio equipment.
Package Dimensions
unit: 3018A-SIP10F
[LA5616]
Functions
Low-saturation 5-V, 400-mA power supply 7.0-V, 1.0-A power supply Output reset generation function 5.0-V system controlled (on/off) from provided active-high enable pin.
Features
reset output delay time with external capacitor. Sharp-cutoff current limiter circuit thermal protection circuit Active pull-up element incorporated reset output circuit improved noise suppression.
SANYO: SIP10F
Specifications
Absolute Maximum Ratings 25°C
Parameter Input voltage Enable voltage Reset output voltage Allowable power dissipation Operating temperature Storage temperature Symbol VRES Topr Tstg Conditions Ratings +150 Unit
Operating Conditions 25°C
Parameter Input voltage Output current Reset output source current Reset output sink current Symbol IOUT1 IOUT2 IORH IORL High level level Conditions Ratings Unit
SANYO Electric Co.,Ltd. Semiconductor Bussiness Headquarters
TOKYO OFFICE Tokyo Bldg., 1-10, Chome, Ueno, Taito-ku, TOKYO, JAPAN
93096HA (OT)No. 5286-1/5
LA5616 Electrical Characteristics 25°C
Parameter Symbol Conditions Ratings Unit
[5.0-V Power Supply Block] VIN1 VIN2, COUT2 Output voltage Dropout voltage Line regulation Load regulation Peak output current Output shorted current Output noise voltage Output voltage temperature coefficient Ripple rejection Output control voltage Output control voltage Low-level output voltage [Reset Block] VIN1 VIN2 High reset output voltage reset output voltage Reset threshold voltage Reset hysteresis voltage Reset output delay time VORH VORL Vhys IORH open ISRL with shorted 3.95 4.73 4.98 5.23 4.45 12.5 VOUT1 VDROP1 VOLN1 VOLD1 IOP1 IOSC1 VIN1 IOUT1 VIN1 IOUT1 VIN1 IOUT1 VIN1 VIN1 VIN1 4.75 5.25 µVrms mV/°C
VO/Tal 125°C Rref1 VENH1 VENL1 OFF1 VIN1 VIN1 VIN1 VIN1
[7.0-V Power Supply Block] VIN1 VIN2, COUT2 Output voltage Dropout voltage Line regulation Load regulation Peak output current Output shorted current Ripple rejection Output control voltage Output control voltage Low-level output voltage VOUT2 VDROP2 VOLN2 VOLD2 IOP2 IOSC2 Rref2 VENH2 VENL2 OFF2 VIN2 IOUT2 VIN2 IOUT2 VIN2 IOUT2 VIN2 VIN2 VIN2 VIN2 VIN2 VIN2 VIN2
5286-2/5
LA5616 Assignment
Equivalent Circuit Block Diagram
Test Circuit Diagram
5286-3/5
LA5616 Application Circuit Example
Note: capacitors CRES only needed when external noise problem. these capacitors used, then capacitor must have value least that capacitor CIN. certain amount noise occur when goes differences discharge timings between capacitors. capacitor with temperature dependence must used delay capacitor minimum value output capacitor input voltages must obey relationship VIN1 VIN2, must brought same time. Function Table
EN1,
Note: Open also possible VEN1 VEN2 high state. (EN1, independent.)
Enable Input Equivalent Circuit
5286-4/5
LA5616 Reset Operation
products described contained herein intended surgical implants, life-support systems, aerospace equipment, nuclear power control systems, vehicles, disaster/crime-prevention equipment like, failure which directly indirectly cause injury, death property loss. Anyone purchasing products described contained herein above-mentioned shall: Accept full responsibility indemnify defend SANYO ELECTRIC CO., LTD., affiliates, subsidiaries distributors their officers employees, jointly severally, against claims litigation damages, cost expenses associated with such use: impose responsibility fault negligence which cited such claim litigation SANYO ELECTRIC CO., LTD., affiliates, subsidiaries distributors their officers employees jointly severally. Information (including circuit diagrams circuit parameters) herein example only; guaranteed volume production. SANYO believes information herein accurate reliable, guarantees made implied regarding infringements intellectual property rights other rights third parties. This catalog provides information December, 1997. Specifications information herein subject change without notice. 5286-5/5

Monolithic Linear LA5616 Microprocessor-Controlled Audio Pow

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