Monolithic Linear LA5617 Audio Equipment Multi-System P
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Ordering number EN5671A
Monolithic Linear
LA5617
Audio Equipment
Multi-System Power Supply
LA5617 multi-system power supply with built-in on/off control function. optimal power supply players, mini-component stereo systems, other microcontroller controlled audio equipment.
Functions
Power supply with ±7.5V outputs (±1.5A) on/off control function.
Specifications
Maximum Ratings 25°C
Parameter Maximum input voltage Allowable power dissipation Operating temperature Storage temperature Symbol VCC/VEE Topr Tstg Independent Conditions Ratings +150 Unit
Operating Conditions 25°C
Parameter Recommended input voltage Output current Symbol VCC/VEE IOUT1 IOUT2 Conditions Ratings ±9.5 -1.5 Unit
SANYO Semiconductor Co.,Ltd. products described contained herein are, with regard "standard application", intended general electronics equipment (home appliances, equipment, communication device, office equipment, industrial equipment etc.). products mentioned herein shall intended "special application" (medical equipment whose purpose sustain life, aerospace instrument, nuclear control device, burning appliances, transportation machine, traffic signal system, safety equipment etc.) that shall require extremely high level reliability directly threaten human lives case failure malfunction product cause harm human bodies, shall they grant guarantee thereof. should intend products applications outside standard applications customer considering such and/or outside scope intended standard applications, please consult with prior intended use. there consultation inquiry before intended use, customer shall solely responsible use. Specifications SANYO Semiconductor Co.,Ltd. products described contained herein stipulate performance, characteristics, functions described products independent state, guarantees performance, characteristics, functions described products mounted customer' products equipment. verify symptoms states that cannot evaluated independent device, customer should always evaluate test devices mounted customer' products equipment.
92408 52804TN (OT) No.5671-1/4
LA5617
Electrical Characteristics 25°C, VCC/VEE ±9.5V, specified test circuit.
Parameter Symbol Conditions +7.5V power supply block [IOUT1 500mA, COUT1 100F] Output voltage Dropout voltage VDROP1-1 VDROP1-2 Line regulation Load regulation Peak output current Output shot current Output voltage Ripple rejection VOLN1 VOLD1 IOP1 IOSC1 Rrej1 0.4V 120Hz, 8.5V 16V, IOUT1 300mA IOUT1 VCC/VEE ±12V Ratings Unit
-7.5V power supply block [IOUT2 500mA, COUT2 100F] Output voltage Dropout voltage VDROP2-1 VDROP2-2 Line regulation Load regulation Peak output current Output shot current Output voltage Ripple rejection VOLN2 VOLD2 IOP2 IOSC2 Rrej2 0.4V 120Hz, -16V -8.5V, -0.3 IOUT2 -300mA -16V IOUT2 VCC/VEE ±12V -8.0 -7.5 -1.8 -1.0 -7.0 -1.5
Common circuit block [COUT1 100F, COUT2 100F] Output control Output control Current drain (positive voltage power supply block) Current drain (negative voltage power supply block) VENH VENL IQP1 IQP2 IQM1 IQM2 VO1, VO2: VO1, VO2: IOUT1 IOUT2 IOUT1 1.5A, IOUT2 IOUT1 IOUT2 IOUT1 IOUT2 -1.5A -5.0 -12.0
Package Dimensions
unit (typ) 3046D
25.2 24.0
Allowable power dissipation,
1.04
16.7
(8.4)
14.0
(1.17) 2.54
Ambient temperature,
0.45
SANYO SIP10F
No.5671-2/4
LA5617
Assignment
LA5617
view
Note: used testing. must left open during normal operation.
Block Diagram
VREF
Error amplifier
Startup circuit ON/OFF
VREF
Thermal protection circuit Current limiter
Current limiter
VMUTE 140A
ON/OFF
Error amplifier
100k
Comparator
VREF
1.8V
Note: used testing. must left open during normal operation.
No.5671-3/4
LA5617
Application Circuit Example: Mini-component stereo system power supply
LA5617
blocks
+7.5V Audio circuit Block -7.5V
Bias blocks
ON/OFF control
Notes: capacitor with temperature coefficient must used DELAY delay capacitor. output capacitors must have values least 100F capacitors with temperature coefficients must used prevent oscillation temperatures. External noise suppressed ripple rejection improved adding capacitors between between VO2.
SANYO Semiconductor Co.,Ltd. assumes responsibility equipment failures that result from using products values that exceed, even momentarily, rated values (such maximum ratings, operating condition ranges, other parameters) listed products specifications SANYO Semiconductor Co.,Ltd. products described contained herein. SANYO Semiconductor Co.,Ltd. strives supply high-quality high-reliability products, however, semiconductor products fail malfunction with some probability. possible that these probabilistic failures malfunction could give rise accidents events that could endanger human lives, trouble that could give rise smoke fire, accidents that could cause damage other property. When designing equipment, adopt safety measures that these kinds accidents events cannot occur. Such measures include limited protective circuits error prevention circuits safe design, redundant design, structural design. event that SANYO Semiconductor Co.,Ltd. products described contained herein controlled under applicable local export control laws regulations, such products require export license from authorities concerned accordance with above law. part this publication reproduced transmitted form means, electronic mechanical, including photocopying recording, information storage retrieval system, otherwise, without prior written consent SANYO Semiconductor Co.,Ltd. information described contained herein subject change without notice product/technology improvement, etc. When designing equipment, refer "Delivery Specification" SANYO Semiconductor Co.,Ltd. product that intend use. Information (including circuit diagrams circuit parameters) herein example only; guaranteed volume production. Upon using technical information products described herein, neither warranty license shall granted with regard intellectual property rights other rights SANYO Semiconductor Co.,Ltd. third party. SANYO Semiconductor Co.,Ltd. shall liable claim suits with regard third party's intellctual property rights which resulted from technical information products mentioned above.
This catalog provides information September, 2008. Specifications information herein subject change without notice. No.5671-4/4
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