Ordering number : EN5639 Monolithic Linear IC LA5620 Regulator for Multiple Power Supply Systems Overview Package Dimensions The LA5620 is a multi-system power supply regulator IC that includes four regulator circuits on chip: two 3.3-V regulator circuits and two 5-V regulator circuits. The LA5620 is optimal for use in audio and video systems that use a microcontroller, such as MD players and stereo components. unit: mm 3049A-SIP12H [LA5620] Functions and Features • • • • Two 3.3-V regulator circuits (IO = 40 mA, 150 mA) Two 5-V regulator circuits (IO = 1000 mA, 100 mA) Power on/off detection circuit Reset circuit SANYO: SIP12H 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 Operating Conditions at Ta = 25°C Parameter Symbol Conditions Ratings Unit Input voltage VCC 6.25 to 12 V PH5 output current IPH5 0 to 1000 mA B.BAK output current IB.BAK 0 to 40 mA ANA5 output current IANA5 0 to 100 mA SYS3.3 output current ISYS3.3 0 to 150 mA S.RESET sink current ISINK S 0 to 1 mA P.DOWN sink current ISINK P 0 to 1 mA IAC 0 to 1 mA AC input current SANYO Electric Co.,Ltd. Semiconductor Bussiness Headquarters TOKYO OFFICE Tokyo Bldg., 1-10, 1 Chome, Ueno, Taito-ku, TOKYO, 110 JAPAN 43097HA(OT) No. 5639-1/4 LA5620 Electrical Characteristics at Ta = 25°C Parameter Symbol Conditions Ratings min typ Unit max [PH5 Regulator Block] VCC = 10 V, IPH5 = 1 A Output voltage VO PH5 Dropout voltage VDROP PH5 Line regulation ∆VOLN PH5 VCC = 6.25 to 12 V – – 200 mV Load regulation ∆VOLD PH5 IPH5 = 0.5 to 1 A – – 200 mV Peak output current Output shorted current Current drain IOP 4.75 5 5.25 V – 0.5 1 V 1.0 1.4 – IOSC PH5 – 400 1000 mA A IQ PH5 – 70 112 mA 3.13 3.3 3.47 V – 2 2.5 V – – 200 mV [SYS3.3 Regulator Block] VCC = 10 V, ISYS3.3 = 150 mA Output voltage VO SYS3.3 Dropout voltage VDROP SYS3.3 Line regulation ∆VOLN SYS3.3 VCC = 6.25 to 12 V Load regulation ∆VOLD SYS3.3 ISYS3.3 = 5 to 150 mA – – 200 mV Peak output current IOP SYS3.3 150 210 – mA Output shorted current IOSC SYS3.3 – 200 450 mA IQ SYS3.3 – 17.5 28 mA 4.75 5 5.25 V – 0.5 1 V Current drain [ANA5 Regulator Block] VCC = 10 V, IANA5 = 100 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 100 140 – mA Output shorted current IOSC ANA5 – 40 100 mA IQ ANA5 – 17.5 28 mA 3.13 3.3 3.47 – 2 2.5 V – – 200 mV Current drain [B.BAK Regulator Block] VCC = 10 V, IBAK = 40 mA Output voltage VO BAK Dropout voltage VDROP BAK Line regulation ∆VOLN BAK VCC = 6.25 to 12 V Load regulation ∆VOLD BAK IBAK = 5 to 40 mA V – – 200 mV Peak output current IOP BAK 40 56 – mA Output shorted current IOSC BAK – 40 120 mA Current drain IQ BAK – 15 24 mA BAK pin input current IIN BAK – – 100 nA 3.0 3.16 3.32 V – – 200 mV 75 100 125 ms VCC = 0 V, VBAK = 3.3 V [P.DOWN Detection Circuit] VCC = 10 V P.DOWN threshold voltage VTH P.DOWN P.DOWN residual voltage Vsat P.DOWN P.DOWN delay time Td1 cd1 pin = shorted, P.DOWN pin = 1 mA cd1 = 1 µF [S.RESET Detection Circuit] VCC = 10 V S.RESET residual voltage S.RESET delay time VTH S.RESET – – 200 mV 75 100 125 ms VTH AC 0.5 0.7 0.9 V VTH STBY 1.3 1.8 2.3 V Td2 cd1 pin = shorted, S.RESET pin = 1 mA cd2 = 1 µF [AC Detection Circuit] VCC = 10 V AC threshold voltage [STBY Detection Circuit] VCC = 10 V STBY threshold voltage No. 5639-2/4 Allowable power dissipation, Pd max – Ta LA5620 Ambient temperature, Ta – °C Pin Assignment Block Diagram Delay circuit SYS 3.3 Delay circuit Note: Use capacitors with minimal temperature variations for all capacitors in application circuits. No. 5639-3/4 LA5620 Timing Chart AC pin VCC pin PH5 pin Backup B.BAK output ANA output SYS3.3 output P. DOWN P. RESET ■ No products described or contained herein are intended for use in surgical implants, life-support systems, aerospace equipment, nuclear power control systems, vehicles, disaster/crime-prevention equipment and the like, the failure of which may directly or indirectly cause injury, death or property loss. ■ Anyone purchasing any products described or contained herein for an above-mentioned use shall: ➀ Accept full responsibility and indemnify and defend SANYO ELECTRIC CO., LTD., its affiliates, subsidiaries and distributors and all their officers and employees, jointly and severally, against any and all claims and litigation and all damages, cost and expenses associated with such use: ➁ Not impose any responsibility for any fault or negligence which may be cited in any such claim or litigation on SANYO ELECTRIC CO., LTD., its affiliates, subsidiaries and distributors or any of their officers and employees jointly or severally. ■ 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 April, 1997. Specifications and information herein are subject to change without notice. No. 5639-4/4