LV5622LP

Ordering number : ENA1252 Bi-CMOS LSI LV5622LP Overview For Digital Still Camera Main/Back-up Power Supply Switching IC The LV5622LP is a main/back-up power supply switching IC for digital still cameras (DSC) that provices three power supply switching modes (main battery, button battery, and external power supply). The IC incorporates an internal voltage detector circuit and features low power consumption. Functions • LDO × 3 • Input voltage detection circuit • Output switching voltage-detection-circuit • Reset voltage detection circuit (2.4V, 3.0V, 3.2V) (2.45V) (2.42V) (2.2V) Specifications Absolute Maximum Ratings at Ta = 25°C Parameter Supply voltage 1 Supply voltage 2 Supply voltage 3 Allowable power dissipation Operating temperature Storage temperature Symbol VCC max1 VCC max2 VCC max3 Pd max Topr Tstg Conditions VIN (main power supply input voltage) VBATT (back-up power supply input voltage) VBOOST (external power supply input voltage) Mounted on a specified board. * Ratings 10 5 10 550 -30 to +85 -40 to +125 Unit V V V mW °C °C * Specified board : 40mm × 50mm × 0.8mm, glass epoxy four-layer board (2S2P) Operating Conditions at Ta = 25°C Parameter Supply voltage 1 Supply voltage 2 Supply voltage 3 Symbol VCC1 VCC2 VCC3 Conditions VIN (main power supply input voltage) VBATT (back-up power supply input voltage) VBOOST (external power supply input voltage) Ratings 2.7 to 4.8 3 3.5 to 6.0 Unit V V V Any and all SANYO Semiconductor Co.,Ltd. products described or contained herein are, with regard to "standard application", intended for the use as general electronics equipment (home appliances, AV equipment, communication device, office equipment, industrial equipment etc.). The products mentioned herein shall not be intended for use for any "special application" (medical equipment whose purpose is to sustain life, aerospace instrument, nuclear control device, burning appliances, transportation machine, traffic signal system, safety equipment etc.) that shall require extremely high level of reliability and can directly threaten human lives in case of failure or malfunction of the product or may cause harm to human bodies, nor shall they grant any guarantee thereof. If you should intend to use our products for applications outside the standard applications of our customer who is considering such use and/or outside the scope of our intended standard applications, please consult with us prior to the intended use. If there is no consultation or inquiry before the intended use, our customer shall be solely responsible for the use. Specifications of any and all SANYO Semiconductor Co.,Ltd. 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. 71608 MS PC 20060719-S00001 No.A1252-1/6 LV5622LP Electrical Characteristics at Ta = 25°C, VIN = 3.7V, unless otherwise specified. Parameter Current consumption 1 Current consumption 2 Current consumption 3 Voltage regulator Output voltage 1 Dropout voltage 1 Load stability 1 Input stability 1 Output voltage temperature coefficient 1 Output voltage 2 Dropout voltage 2 Load stability 2 Input stability 2 Output voltage temperature coefficient 2 Output voltage 3 Dropout voltage 3 Load stability 3 Input stability 3 Output voltage temperature coefficient 3 Voltage detection block BAT_OFF detection voltage BAT_OFF reset hysteresis width RESET detection voltage RESET reset hysteresis width RESET reset delay time VIN detection voltage VIN reset hysteresis width Detection voltage temperature coefficient 1 Detection voltage temperature coefficient 2 Detection voltage temperature coefficient 3 Sink current -VDET1 +VDET1 -VDET2 +VDET2 tDELAY -VDET3 +VDET3 Δ-VDET1 ΔTa · -VDET1 Δ-VDET2 ΔTa · -VDET2 Δ-VDET3 ΔTa · -VDET3 ISINK Ta = -30°C to +85°C Ta = -30°C to +85°C Ta = -30°C to +85°C VDS = 0.5V VIN = VBATT = 2.0V Leakage current ILEAK VOUT = 7V, VIN = 7V BAT_OFF RESET BAT_OFF RESET VBATT side on resistance SW_VOUT side on resistance PULL_UPV side on resistance RONBATT RONSW RONPULL VIN = OPEN, VBATT = 3.0V, IOUT = 500μA VIN = OPEN, SW_VOUT = 3.0V, ISWVOUT = 1mA VIN = 3, PULL_UPV = 3.0V, IPULLUPV = 1mA 15 50 15 1.0 1.0 0.5 0.5 50 80 50 VIN voltage detection 2 0.3 2.37 VOUT voltage detection 2.15 VIN voltage detection 1 2.40 2.45 100 2.20 100 1.00 2.42 40 ±100 ±100 ±100 2.47 2.25 2.50 V mV V mV ms V mV ppm/°C ppm/°C ppm/°C mA mA μA μA Ω Ω Ω VOUT1 Vdrop1 LDVOUT1 LNVOUT1 ΔVOUT1 ΔTa · VOUT1 VCHG Vdrop2 LDVCHG LNVCHG ΔVCHG ΔTa · VCHG VOUT3 Vdrop3 LDVOUT3 LNVOUT3 ΔVOUT3 ΔTa · VOUT3 IOUT = 10mA IOUT = 10mA IOUT = 100μA-30mA VIN = 2.7V-4.8V, IOUT = 1mA Ta = -30°C to +85°C IOUT = 3mA IOUT = 3mA IOUT = 100μA-15mA VIN = 3.4V-4.8V, IOUT = 3mA Ta = -30°C to +85°C IOUT = 20mA IOUT = 20mA IOUT = 100μA-60mA VBOOST = 3.5V-5.2V, IOUT = 20mA Ta = -30°C to +85°C 3.13 2.94 2.35 2.40 150 10 5 ±100 3.00 150 10 5 ±100 3.20 300 10 5 ±100 3.27 350 100 20 3.06 250 100 20 2.45 250 100 20 V mV mV mV ppm/°C V mV mV mV ppm/°C V mV mV mV ppm/°C Symbol IIN IBATT1 IBATT2 Conditions min No load, VIN = 3.7V, VBATT = 3.0V No load, VIN = 3.7V, VBATT = 3.0V No load, VIN = OPEN, VBATT = 3.0V Ratings typ 14 0 1.0 max 25 0.5 2.5 μA μA μA Unit Continued on next page. No.A1252-2/6 LV5622LP Continued from preceding page. Parameter Control block SEL ON retention voltage SEL OFF retention voltage BACK_CNT ON retention voltage BACK_CNT OFF retention voltage SW_VOUT ON retention voltage SW_VOUT OFF retention voltage PULL_UPON ON retention voltage PULL_UPON OFF retention voltage DC_IN ON retention voltage DC_IN OFF retention voltage VSELON VSELOFF VBACKON VBACKOFF VSWON VSWOFF VUPON VUPOFF VDCINON VDCINOFF 2.0 H Active L Active VOUT-0.5 VOUT-0.5 VOUT-2.0 0.3 H Active 0.8VOUT 0.2VOUT VOUT-2.0 H Active 1.5 0.3 V V V V V V V V V V Symbol Conditions min Ratings typ max Unit Package Dimensions unit : mm (typ) 3318 TOP VIEW 2.6 SIDE VIEW BOTTOM VIEW (0.125) Allowable power dissipation, Pd max – mW 700 Pd max -- Ta Specified board : 50×40×0.8mm3 glass epoxy 4-layer (2S2P) 600 550 500 (0.13) (C0.116) 400 2.6 0.4 300 220 16 2 LASER MARKED INDEX 0.5 (0.55) 1 200 100 SIDE VIEW 0 – 30 – 20 0 20 40 60 80 85 100 Ambient temperature, Ta – °C 0.8 (0.035) 0.25 SANYO : VCT16(2.6X2.6) Pin Assignment VBOOST VCHG 9 8 BACK_CNT 7 BAT_OFF 6 RESET 5 DC_IN 1 2 3 4 VOUT 11 12 VBATT 13 SW_VOUT 14 10 LV5622LP PULL_UPV 15 SEL 16 SW_ON GND VIN PULL_UPON DC_IN Top view No.A1252-3/6 LV5622LP Block Diagram VOUT Li-Ion/ AC adaptor VIN (2.7 to 4.8V) LDO1 REG 2.4V 30mA Power supply detection 2.42V Hys width 40mV VBATT M1 P type VBATT LDO3 VBOOST REG 3.2V 60mA P type SW_VOUT SW_ON 10kΩ P type SEL 200kΩ N type 22kΩ PULL_UPV PULL_UPON Power supply detection 2.45V : L 2.55V : H again Reset voltage Detection : 2.2V Hys width 0.1V LDO2 REG 3.0V 15mA VCHG BAT_OFF N type 22kΩ RESET Delay circuit N type BACK_CNT Input : LDO2 turns on at H-level 1.1kΩ DC_IN 600Ω GND DC_IN Output voltage switching SEL pin SEL = L Supply voltage VIN VIN > 2.42V VIN < 2.42V VIN > 2.42V VIN < 2.42V LDO1 ON OFF OFF OFF VBATT M1 OFF ON OFF ON LDO3 OFF OFF ON OFF VOUT 2.4V (LDO1 output) VBATT 3.2V (LDO3 output) VBATT SEL = H No.A1252-4/6 LV5622LP Pin Functions Pin No. 1 Pin Name SW_ON Pin Description SW_ON input pin. Pin voltage Equivalent Circuit VOUT 1 14 SW_VOUT SW_VOUT pin. 0/VOUT 50kΩ 14 2 PULL_UPON PULL_UPON input pin. VOUT 15 PULL_UPV PULL_UPV output pin. 0/VOUT 2 50kΩ 22kΩ 15 7 BAT_OFF BAT_OFF voltage detector output pin. 0/VOUT 7 3 4 GND DC_IN Ground. DC_IN output pin. VOUT 1.1kΩ 5 5 DC_IN DC_IN input pin. 4 6 RESET RESET voltage detector output pin. 0/VOUT VOUT 22kΩ 600Ω 6 8 BACK_CNT BACK_CNT input pin. VOUT 8 20kΩ 9 VCHG LDO2 output pin. 3.0V VOUT 9 DC 1.2V Continued on next page. No.A1252-5/6 LV5622LP Continued from preceding page. Pin No. 10 Pin Name VIN Pin Description Main battery power supply input pin. Pin voltage Equivalent Circuit 10 11 VOUT VOUT output pin. 2.6V/3.2V 10kΩ 11 13 VBATT Back-up power supply input pin. 13 12 VBOOST External power supply voltage input pin. 12 16 SEL SEL input pin. VOUT 10kΩ 52kΩ 16 200kΩ SANYO Semiconductor Co.,Ltd. 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 Semiconductor Co.,Ltd. products described or contained herein. SANYO Semiconductor Co.,Ltd. strives to supply high-quality high-reliability products, however, any and all semiconductor products fail or malfunction with some probability. It is possible that these probabilistic failures or malfunction could give rise to accidents or events that could endanger human lives, trouble that could give rise to smoke or fire, or accidents 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 Semiconductor Co.,Ltd. products described or contained herein are controlled under any of applicable local export control laws and regulations, such products may require 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 consent of SANYO Semiconductor 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 Semiconductor Co.,Ltd. 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. Upon using the technical information or products described herein, neither warranty nor license shall be granted with regard to intellectual property rights or any other rights of SANYO Semiconductor Co.,Ltd. or any third party. SANYO Semiconductor Co.,Ltd. shall not be liable for any claim or suits with regard to a third party's intellctual property rights which has resulted from the use of the technical information and products mentioned above. This catalog provides information as of July, 2008. Specifications and information herein are subject to change without notice. PS No.A1252-6/6