Ordering number:ENN2168B Monolithic Linear IC L78MR00 Series 5 to 12V 0.5A 5-Pin Voltage Regulators with Reset Function Overview Package Dimensions The L78MR00 series, 500mA general-purpose voltage regulator ICs provide reset output signal for microcomputers. unit:mm 3079 [L78MR00 Series] 10.4max 10.0 1.3 0.8 0.9 17.8 21.3 23.0 8.8 15.0 • Reset function (power supply voltage monitor : Generates a reset signal at a power-on and temporal powerdown). • Output voltage L78MR05 : 5V (Reset output ....... On-chip pull-up resistor) L78MR06 : 6V (Reset output ....... Open collector) L78MR08 : 8V (Reset output ....... Open collector) L78MR09 : 9V (Reset output ....... Open collector) L78MR12 : 12V (Reset output ....... Open collector) • Output current .......... 500mA • On-chip ASO protector. • On-chip thermal protector. • On-chip overcurrent limiter. • The use of package TO220-5H facilitates easy mounting and thermal design. • Delay time (td) may be set by an external capacitor. 4.5 3.6 2.7 Features 2.7 0.8 0.45 1.7 1.71.7 1.7 4.5 8.4 1 : INPUT 2 : DELAY CAPACITOR 3 : GND 4 : RESET OUT 5 : OUTPUT SANYO : TO-220-5H Equivalent Circuit 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 11200TH (KT)/9101TS/8067TA/0076KI, TS No.2168–1/10 L78MR00 Series Specifications [Common to L78MR00 Series] Maximum Ratings at Ta = 25˚C Parameter Maximum Input Voltage Reset Pin Supply Voltage Allowable Power Dissipation Symbol Conditions Ratings VIN max Vreset Pd max Unit 35 No fin V 35 V 1.75 W 20 W Operating Temperature T op r –30 to +80 ˚C Storage Temperature Tstg –55 to +150 ˚C Tc=25°C [L78MR05] Recommended Operating Conditions at Ta = 25˚C Parameter Input Voltage Output Current Symbol Conditions Ratings Unit VIN 7.5 to 20 V IOUT 5 to 500 mA Operating Characteristics at Ta = 25˚C, VIN=10V, IO=0.35A, CO=10μF Parameter Output Voltage Symbol VO1 Tj=25°C VO2 7V≤VIN≤20V, 5mA≤IO≤0.35A ΔVO Line Regulation Conditions Load Regulation ΔVO Current Dissipation ICC Ratings min typ 4.8 ma x 5.0 4.75 Unit 5.2 V 5.25 V mV LN1 Tj=25°C, 7V≤VIN≤25V, IO=0.2A 1.0 100 LN2 Tj=25°C, 8V≤VIN≤25V, IO=0.2A 0.5 50 mV LD1 Tj=25°C, 5mA≤IO≤0.5A 3.0 100 mV LD2 Tj=25°C, 5mA≤IO≤0.2A 1.5 50 mV Tj=25°C 3.4 6.0 mA Current Dissipation Variation (Line) ΔICC LN 8V≤VIN≤25V, IO=0.2A 0.8 mA Current Dissipation Variation (Load) ΔICC VNO LD 5mA≤IO≤0.35A 0.5 mA Output Noise Voltage Rr1 Ripple Rejection Rr2 Dropout Voltage IO=5mA, 10Hz≤f≤100kHz Tj=25°C, f=120Hz, 8V≤VIN≤18V, IO=0.1A Tj=25°C, f=120Hz, 8V≤VIN≤18V, IO=0.3A 60 μV 62 80 dB 62 77 dB Vdrop Peak Output Current IOP Short Circuit Current IOSC 2.0 V A Tj=25°C, VIN=35V 0.02 A IO=5mA, Tj=25 to 125°C VO≤4.5V, IO=5mA –0.3 mV/˚C 'L' Reset Output Voltage ΔVO/ΔT VORL Reset Threshold Voltage V RT IO=5mA Reset Hysteresis Voltage VRTH IO=5mA Reset Output Delay Time td Temperature Coefficient of Output Voltage 2.5 1.1 Tj=25°C 0.2 VO–0.3 Cd=0.1μF, IO=5mA VO–0.2 V V 100 mV 10 ms [L78MR06] Recommended Operating Conditions at Ta = 25˚C Parameter Input Voltage Symbol Output Current VIN IO Reset Output Current IOR Conditions VO≤5.64V Ratings Unit 8.5 to 21 V 5 to 500 mA 20 max mA Continued on next page. No.2168–2/10 L78MR00 Series Continued from preceding page. Operating Characteristics at Ta = 25˚C, VIN=11V, IO=0.35A, CO=10μF Parameter Output Voltage Symbol VO1 Tj=25°C VO2 8V≤VIN≤21V, 5mA≤IO≤0.35A ΔVO Line Regulation Load Regulation ΔVO Current Dissipation I CC Current Dissipation Variation (Load) ΔICC ΔICC Output Noise Voltage VNO Current Dissipation Variation (Line) Conditions typ 5.75 IOSC Temperature Coefficient of Output Voltage 'L' Reset Output Voltage Reset Output Leakage Current Reset Threshold Voltage 50 mV LD1 Tj=25°C, 5mA≤IO≤0.5A 4.0 120 mV LD2 Tj=25°C, 5mA≤IO≤0.2A 2.0 60 mV Tj=25°C 3.4 6.0 mA LN LD 9V≤VIN≤25V, IO=0.2A 5mA≤IO≤0.35A IO=5mA, 10Hz≤f≤100kHz Tj=25°C, f=120Hz, 9V≤VIN≤19V, IO=0.1A Tj=25°C, f=120Hz, 9V≤VIN≤19V, IO=0.3A td 0.8 mA 0.5 mA 70 μV 59 80 dB 59 75 dB 2.0 2.5 V 1.1 A Tj=25°C, VIN=35V 0.02 A IO=5mA, Tj=25 to 125°C VO≤5.64V, IOR=20mA, IO=5mA –0.4 Tj=25°C IRL Reset Output Delay Time mV 100 0.6 VORL VRT V RT H V 1.2 ΔVO/ΔT Reset Hysteresis Voltage V 6.3 Tj=25°C, 9V≤VIN≤25V, IO=0.2A Vdrop Short Circuit Current 6.25 Tj=25°C, 8V≤VIN≤25V, IO=0.2A Rr2 IOP 6.0 5.7 Unit LN2 Rr1 Peak Output Current ma x LN1 Ripple Rejection Dropout Voltage Ratings min VR=35V IO=5mA VO–0.36 IO=5mA mV/˚C 0.8 V 50 μA V VO–0.24 120 mV 10 ms Cd=0.1μF, IO=5mA [L78MR08] Recommended Operating Conditions at Ta = 25˚C Parameter Input Voltage Symbol Output Current VIN IO Reset Output Current IOR Conditions Ratings Unit 10.5 to 23 VO≤7.2V V 5 to 500 mA 20 max mA Operating Characteristics at Ta = 25˚C, VIN=14V, IO=0.35A, CO=10μF Parameter Output Voltage Line Regulation Symbol Conditions Ratings min typ VO1 Tj=25°C 7.7 VO2 10.5V≤VIN≤23V, 5mA≤IO≤0.35A 7.6 ΔVO Load Regulation ΔVO Current Dissipation ICC ma x 8.0 Unit 8.3 V 8.4 V mV LN1 Tj=25°C, 10.5V≤VIN≤25V, IO=0.2A 1.6 100 LN2 Tj=25°C, 11V≤VIN≤25V, IO=0.2A 0.8 50 mV LD1 Tj=25°C, 5mA≤IO≤0.5A 5.0 160 mV LD2 Tj=25°C, 5mA≤IO≤0.2A 2.0 80 mV Tj=25°C 3.5 6.0 mA Current Dissipation Variation (Line) ΔICC LN 10.5V≤VIN≤25V, IO=0.2A 0.8 mA Current Dissipation Variation (Load) ΔICC LD 5mA≤IO≤0.35A 0.5 mA Output Noise Voltage VNO Rr1 Ripple Rejection Rr2 Dropout Voltage IOP Short Circuit Current IOSC 'L' Reset Output Voltage Reset Output Leakage Current μV 56 75 dB 56 71 dB ΔVO/ΔT VORL 2.0 2.5 1.1 Tj=25°C V A Tj=25°C, VIN=35V 0.02 A IO=5mA, Tj=25 to 125°C VO≤7.2V, IOR=20mA, IO=5mA –0.7 mV/˚C I RL VR=35V Reset Hysteresis Voltage VRT V RT H IO=5mA IO=5mA Reset Output Delay Time td Reset Threshold Voltage 100 Vdrop Peak Output Current Temperature Coefficient of Output Voltage IO=5mA, 10Hz≤f≤100kHz Tj=25°C, f=120Hz, 11.5V≤VIN≤21.5V, IO=0.1A Tj=25°C, f=120Hz, 11.5V≤VIN≤21.5V, IO=0.3A Cd=0.1μF, IO=5mA VO–0.48 VO–0.32 0.8 V 50 μA V 160 mV 10 ms No.2168–3/10 L78MR00 Series [L78MR09] Recommended Operating Conditions at Ta = 25˚C Parameter Input Voltage Symbol Output Current VIN IO Reset Output Current IOR Conditions Ratings VO≤8.1V Unit 12 to 24 V 5 to 500 mA 20 max mA Operating Characteristics at Ta = 25˚C, VIN=15V, IO=0.35A, CO=10μF Parameter Output Voltage Symbol Ratings min typ VO1 Tj=25°C 8.6 VO2 11.5V≤VIN≤24V, 5mA≤IO≤0.35A 8.5 ΔVO Line Regulation Conditions Load Regulation ΔVO Current Dissipation I CC ma x 9.0 Unit 9.4 V 9.5 V mV Tj=25°C, 11.5V≤VIN≤25V, IO=0.2A Tj=25°C, 12V≤VIN≤25V, IO=0.2A 1.6 100 LN2 0.8 50 mV LD1 Tj=25°C, 5mA≤IO≤0.5A 5.0 180 mV LD2 Tj=25°C, 5mA≤IO≤0.2A 3.0 90 mV Tj=25°C 3.5 6.0 mA LN1 Current Dissipation Variation (Line) ΔICC LN 11.5V≤VIN≤25V, IO=0.2A 0.8 mA Current Dissipation Variation (Load) ΔICC LD 5mA≤IO≤0.35A 0.5 mA Output Noise Voltage VNO Rr1 Ripple Rejection Rr2 Dropout Voltage IO=5mA, 10Hz≤f≤100kHz Tj=25°C, f=120Hz, 12V≤VIN≤22V, IO=0.1A Tj=25°C, f=120Hz, 12V≤VIN≤22V, IO=0.3A 110 μV 56 73 dB 56 70 dB Vdrop Peak Output Current IOP Short Circuit Current IOSC Temperature Coefficient of Output Voltage 'L' Reset Output Voltage Reset Output Leakage Current ΔVO/ΔT VORL 2.0 V A Tj=25°C, VIN=35V 0.02 A IO=5mA, Tj=25 to 125°C VO≤8.1V, IOR=20mA, IO=5mA –0.9 mV/˚C IRL VR=35V Reset Hysteresis Voltage V RT V RT H IO=5mA IO=5mA Reset Output Delay Time td Reset Threshold Voltage 2.5 1.1 Tj=25°C VO–0.54 Cd=0.1μF, IO=5mA 0.8 V 50 μA V VO–0.36 180 mV 10 ms [L78MR12] Recommended Operating Conditions at Ta = 25˚C Parameter Input Voltage Symbol Output Current VIN IO Reset Output Current IOR Conditions VO≤10.8V Ratings Unit 15 to 27 V 5 to 500 mA 20 max mA Continued on next page. No.2168–4/10 L78MR00 Series Continued from preceding page. Operating Characteristics at Ta = 25˚C, VIN=19V, IO=0.35A, CO=10μF Parameter Symbol Output Voltage VO1 VO2 Line Regulation ΔVO Load Regulation ΔVO Current Dissipation ICC Conditions Tj=25°C 14.5V≤VIN≤27V, 5mA≤IO≤0.35A 100 mV 1.2 50 mV LD1 Tj=25°C, 5mA≤IO≤0.5A 7.0 240 mV LD2 Tj=25°C, 5mA≤IO≤0.2A 4.0 120 mV 3.7 6.0 mA 0.8 mA 0.5 mA ΔICC LD 5mA≤IO≤0.35A Output Noise Voltage VNO Short Circuit Current IOSC Temperature Coefficient of Output Voltage 'L' Reset Output Voltage Reset Output Leakage Current Reset Threshold Voltage IO=5mA, 10Hz≤f≤100kHz Tj=25°C, f=120Hz, 15V≤VIN≤25V, IO=0.1A Tj=25°C, f=120Hz, 15V≤VIN≤25V, IO=0.3A Vdrop IOP ΔVO/ΔT VORL I RL Reset Hysteresis Voltage VRT VRTH Reset Output Delay Time td V V 2.4 Current Dissipation Variation (Load) Peak Output Current 12.5 12.6 Tj=25°C, 16V≤VIN≤30V, IO=0.2A LN Dropout Voltage 12.0 11.4 Unit Tj=25°C, 14.5V≤VIN≤30V, IO=0.2A ΔICC Rr2 11.5 ma x LN2 Current Dissipation Variation (Line) Rr1 typ LN1 Tj=25°C 14.5V≤VIN≤30V, IO=0.2A Ripple Rejection Ratings min 140 μV 55 68 dB 55 66 dB 2.0 Tj=25°C 2.5 1.1 V A Tj=25°C, VIN=35V 0.02 A IO=5mA, Tj=25 to 125°C VO≤10.8V, IOR=20mA, IO=5mA –1.6 mV/˚C VR=35V IO=5mA IO=5mA Cd=0.1μF, IO=5mA 0.8 V 50 μA VO–0.72 VO–0.48 240 mV V 10 ms Specified Application Circuit Note on use) If a load current (in particular, pulse-like load current) that is greater than a rated value is used, a reset signal may be generated due to the overload. Please keep it in mind. L78MR05 Reset Operation No.2168–5/10 L78MR00 Series No.2168–6/10 L78MR00 Series No.2168–7/10 L78MR00 Series No.2168–8/10 L78MR00 Series No.2168–9/10 L78MR00 Series 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 expor ted without obtaining the expor t 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 January, 2000. Specifications and information herein are subject to change without notice. PS No.2168–10/10