Ordering number : ENN5998 Monolithic linear IC LA5632 Multiple Power Supply System Regulator Overview Package Dimensions The LA5632 is a multiple power supply IC that provides two 3.3-V regulator circuits as well as two 5-V regulator circuits. This device is optimal for MD players and similar applications. unit: mm 3149A-SIP12H [LC5632] 27.0 Functions and Features 4.0 12 2.0 0.5 13.2max 6.0 R1.7 11.8 1 2.5 1.0min 7.0 • Two built-in 3.3-V regulator circuits (IO = 60 mA, 150 mA) • Two built-in 5-V regulator circuits (IO = 1000 mA, 100 mA) • Power on/off detection circuit included • The reset circuit operates from the B.BAK voltage. • The reset circuit current drain is extremely low (3.5 µA (typical) in backup mode) 8.4 20.0 0.4 1.0 2.0 SANYO: SIP12H Pd max — Ta Allowable power dissipation, Pd max — mW 14 12 100 × 100 × 1.5 mm3 10 8 6.5 6 50 × 50 × 1.5 mm3 6.7 4 2.3 2 3.6 Independent IC 1.3 0 –20 0 20 40 60 80 100 Ambient temperature, Ta — °C Any and all SANYO products described or contained herein do not have specifications that can handle applications that require extremely high levels of reliability, such as life-support systems, aircraft’s control systems, or other applications whose failure can be reasonably expected to result in serious physical and/or material damage. Consult with your SANYO representative nearest you before using any SANYO products described or contained herein in such applications. SANYO assumes no responsibility for equipment failures that result from using products at values that exceed, even momentarily, rated values (such as maximum ratings, operating condition ranges, or other parameters) listed in products specifications of any and all SANYO products described or contained herein. SANYO Electric Co.,Ltd. Semiconductor Company TOKYO OFFICE Tokyo Bldg., 1-10, 1 Chome, Ueno, Taito-ku, TOKYO, 110-8534 JAPAN 22500RM (OT) No. 5998-1/6 LA5632 Specifications Maximum Ratings at Ta = 25°C Parameter Symbol Conditions Ratings Unit Input voltage VCC max 14 AC input voltage AC max 2 V Allowable power dissipation Pd max 2.3 W Independent IC V Operating temperature Topr –20 to +80 °C Storage temperature Tstg –55 to +150 °C Ratings Unit Operating Conditions at Ta = 25°C Parameter Symbol Reset circuit input voltage Conditions VCC 6.25 to 12 VB.BAK 1.4 to 3.5 V IPH5 0 to 1000 mA Input voltage PH5 output current V B.BAK output current IB.BAK 0 to 60 mA ANA5 output current IANA5 0 to 100 mA SYS3.3 output current ISYS3.3 0 to 150 mA S.RESET sink current ISINKS 0 to 0.2 mA P.DOWN sink current ISINKP 0 to 1 mA IAC 0 to 1 mA AC input current Electrical Characteristics at Ta = 25°C Parameter Symbol Conditions Ratings min typ Unit max [PH5 Regulator Block] VCC = 10 V, IPH5 = 1000 mA Output voltage VO PH5 Dropout voltage VDROP PH5 4.75 Line regulation ∆VOLN PH5 VCC = 6.25 to 12 V 200 mV Load regulation ∆VOLD PH5 IPH5 = 5 to 1000 mA 200 mV 5.25 V 1 V Peak output current IOP PH5 Output shorted current IOSC PH5 400 1000 mA IQ PH5 70 112 mA 3.3 3.47 V 2 3.5 V Current drain 1000 5 0.5 1400 mA [SYS3.3 Regulator Block] VCC = 10 V, ISYS3.3 = 150 mA Output voltage VO SYS3.3 Dropout voltage VDROP SYS3.3 3.13 Line regulation ∆VOLN SYS3.3 VCC = 6.25 to 12 V 200 mV Load regulation ∆VOLD SYS3.3 ISYS3.3 = 5 to 150 mA 200 mV Peak output current IOP SYS3.3 Output shorted current IOSC SYS3.3 200 450 mA IQ SYS3.3 17.5 28 mA 5 5.25 V 0.5 1 V Current drain 150 210 mA [ANA5 Regulator Block] VCC = 10 V, IANA5 = 1000 mA Output voltage VO ANA5 Dropout voltage VDROP ANA5 Line regulation ∆VOLN ANA5 VCC = 6.25 to 12 V 200 mV Load regulation ∆VOLD ANA5 IANA5 = 5 to 100 mA 200 mV Peak output current IOP ANA5 Output shorted current IOSC ANA5 Current drain IQ ANA5 Output noise voltage VNO ANA 4.75 100 10 Hz ≤ f ≤ 100 kHz 140 mA 40 100 mA 17.5 28 mA 120 µV Continued on next page. No. 5998-2/6 LA5632 Continued from preceding page. Parameter Symbol Conditions Ratings min typ Unit max [B.BAK Regulator Block] VCC = 10 V, IBAK = 60 mA Output voltage VO BAK Dropout voltage VDROP BAK 3.13 Line regulation ∆VOLN BAK VCC = 6.25 to 12 V 200 mV Load regulation ∆VOLD BAK IBAK = 5 to 60 mA 200 mV 3.47 V 2 2.5 V Peak output current IOP BAK Output shorted current IOSC BAK 60 180 mA IQ BAK 15 24 mA 3.16 3.32 V 200 mV Current drain 60 3.3 84 mA [P.DOWN Detection Circuit] VCC = 10 V Threshold voltage Residual voltage Delay time VTH P.DOWN Vsat P.DOWN td1 3.0 With the cd1 pin shorted P.DOWN pin current = 1 mA cd1 = 1 µF 75 100 125 ms [S.RESET Block] VCC = 0 V, B.BAK = 3.3 V Threshold voltage1 VTH1 S.RESET 2.56 2.7 2.84 V Threshold voltage2 VTH2 S.RESET 1.9 2.0 2.1 V Reset output undefined voltage VUNS S.RESET 1.4 Backup mode current drain IIN1 BAK B.BAK = 3.1 V 3.5 Low-level output current drain IIN2 BAK B.BAK = 1.8 V 0.36 Residual voltage Delay time Vsat S.RESET td2 With the cd2 pin shorted S.RESET pin current = 0.2 mA cd2 = 1 µF 5 µA mA 200 mV 75 100 125 ms VTH AC 0.5 0.7 0.9 V VTH STBY 1.3 1.8 2.3 V [AC Detection Circuit] VCC = 10 V Threshold voltage [STBY Detection Circuit] VCC = 10 V Threshold voltage No. 5998-3/6 LA5632 Pin Assignment 1 2 3 4 5 6 7 8 9 10 11 12 PH5 STBY VCC ANA5 SYS3.3 B.BAK AC CD1 P.DOWN GND CD2 S.RESET LA5632 A11324 Block Diagram VCC 3 To SYS3.3 10 kΩ 100 µF P.DOWN 9 PH5 1 Delay circuit 100 µF 1000 pF To the microcontroller CD1 8 3.3 V 1 µF B.BAK 6 10 µF STBY 2 100 Ω ANA5 4 22 kΩ AC 7 1 kΩ 100 µF 1 kΩ 10 µF Microcontroller 100 kΩ B.BAK To the microcontroller VREF S.RESET 12 SYS3.3 5 100 µF Delay circuit 1000 pF CD2 11 GND 10 1 µF A11325 Note: Use capacitors with low capacitance temperature coefficients for all capacitors. No. 5998-4/6 LA5632 Timing Chart VTH AC AC pin 0 VCC pin 0 PH5 pin 0 VTH1 S.RESET Backup VTH2 S.RESET B.BAK pin 0 ANA output 0 VTH P.DOWN SYS3.3 output 0 P.DOWN Td1 0 Vuns S.RESET S.RESET Vuns S.RESET Td2 0 Operation undefined Operation undefined A11326 Note: The S.RESET output has an undefined operating state, so care is required in application design. No. 5998-5/6 LA5632 Specifications of any and all SANYO products described or contained herein stipulate the performance, characteristics, and functions of the described products in the independent state, and are not guarantees of the performance, characteristics, and functions of the described products as mounted in the customer’s products or equipment. To verify symptoms and states that cannot be evaluated in an independent device, the customer should always evaluate and test devices mounted in the customer’s products or equipment. SANYO Electric Co., Ltd. strives to supply high-quality high-reliability products. However, any and all semiconductor products fail with some probability. It is possible that these probabilistic failures could give rise to accidents or events that could endanger human lives, that could give rise to smoke or fire, or that could cause damage to other property. When designing equipment, adopt safety measures so that these kinds of accidents or events cannot occur. Such measures include but are not limited to protective circuits and error prevention circuits for safe design, redundant design, and structural design. In the event that any or all SANYO products (including technical data, services) described or contained herein are controlled under any of applicable local export control laws and regulations, such products must not be exported without obtaining the export license from the authorities concerned in accordance with the above law. No part of this publication may be reproduced or transmitted in any form or by any means, electronic or mechanical, including photocopying and recording, or any information storage or retrieval system, or otherwise, without the prior written permission of SANYO Electric Co., Ltd. Any and all information described or contained herein are subject to change without notice due to product/technology improvement, etc. When designing equipment, refer to the “Delivery Specification” for the SANYO product that you intend to use. Information (including circuit diagrams and circuit parameters) herein is for example only; it is not guaranteed for volume production. SANYO believes information herein is accurate and reliable, but no guarantees are made or implied regarding its use or any infringements of intellectual property rights or other rights of third parties. This catalog provides information as of February, 2000. Specifications and information herein are subject to change without notice. PS No. 5998-6/6