Ordering number : ENA1496A Bi-CMOS LSI LV59018M 1.8V Constant-Voltage Power Supply IC Overview The LV59018M is a constant-voltage power supply IC incorporating the output ON/OFF function, which offers advantages such as small current drain when output OFF and saves power dissipation of the equipment. Features • 1.8V output • Output voltage ON/OFF function with the control pin (active, high) • Output current of 1A obtainable (VIN1, VIN2 ≥ 2.8V) • Small current drain (1μA max) when output OFF and optimum for power saving • MFP8 (200mil) package, ensuring easy mounting design • Full compliment of protection circuits incorporated (including overcurrent protection, thermal protection) Specifications Absolute Maximum Ratings at Ta = 25°C Parameter Maximum power supply Symbol Conditions Ratings Unit VIN1 VIN1 pin 6.2 V VIN2 VIN2 pin 6.2 V Allowable power dissipation Pd max Mounted on a specified board.* 1.45 W Operating Temperature Topr -30 to +85 °C Storage Temperature Tstg -40 to +125 °C * Specified board: 50mm × 50mm × 1.6mm, glass epoxy both sides Recommended Operating Ranges at Ta = 25°C Parameter power supply Output current Symbol Conditions Ratings Unit VIN1 VIN1 pin 1.9 to 6 V VIN2 VIN2 pin 1.9 to 6 V 0 to 1 A IO 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. 93010 SY/61009 MS 20090601-S00002 No.A1496-1/7 LV59018M Electrical Characteristics at Ta = 25°C, VIN1 = VIN2 = 3V Parameter Symbol Ratings Conditions min typ Unit max 160 μA 1 μA 1.836 V 1 V Current drain IVIN LDO ON Standby current ISTBY CTL = Low 110 Output voltage VO IO = 10mA Dropout voltage Vdrop1_1 IO = 1A Vdrop1_2 IO = 0.3A Load Regulation VLD IO = 5mA to 1A Line Regulation VLN VIN1 = VIN2 = 1.9V to 6V, IO = 10mA Voltage temperature coefficient ΔVT Ta = -30 to +85°C, IO = 10mA * ±100 Ripple Rejection VRL IO = 10mA, VRpp=1V, fRR = 1kHz * 65 dB Output Noise Voltage VON 20Hz < f < 20kHz * 100 μVrms Output 1.767 1.8 0.4 V 10 50 mV 10 50 mV ppm/°C CTL pin High level voltage VCTLH Low level voltage VCTLL Input current ICTL 1.5 5 0 VCTL = 6V V 0.3 V 8.5 μA * Design guarantee Package Dimensions unit : mm (typ) 3372 Pd max -- Ta TOP VIEW SIDE VIEW BOTTOM VIEW 5.0 (3.4) (2.6) 0.43 6.0 4.4 8 1 2 0.35 0.15 1.27 Specified board: 50×50×1.6mm3 glass epoxy both sides. 1.5 1.45 1.0 0.58 0.5 0 -30 -20 1.7 MAX (1.5) SIDE VIEW 0.05 (0.65) Allowable power dissipation, Pd max -- W 2.0 0 20 40 60 80 85 100 Ambient temperature, Ta -- °C SANYO : MFP8(200mil) No.A1496-2/7 LV59018M Pin Assignment VIN1 1 8 GND 7 NC NC 2 LV59018M VIN2 3 6 VO CTL 4 5 NC Top view Specified Board (Top side) Specified Board (Bottom side) Note: The substrate is common with LV59012M. Block Diagram VIN1 10μF VIN2 CTL 1 6 VO 4.7μF 3 4 Signal power supply Current Limit BANDGAP Reference Thermal Protection 8 GND Pins 2,5,7 NC Connect and use VIN1 and VIN2. No.A1496-3/7 LV59018M Pin Function Pin No. Pin name Function 1 VIN1 Power system supply pin. 6 VO Output voltage pin. Equivalent circuit 1 VIN1 6 VO 300Ω 8 GND 2 NC No contact. 3 VIN2 Signal system power supply pin. 4 CTL ON/OFF control pin. VIN2 3 10kΩ CTL 4 1.5MΩ GND 8 5 NC No contact. 7 NC No contact. 8 GND Ground pin. IVIN -- Ta 130 VIN1 = VIN2 = 3V Standby current, ISTBY -- μA Current drain, IVIN -- μA VIN1 = VIN2 = 3V 120 110 100 90 -40 -20 0 ISTBY -- Ta 0.100 20 40 60 80 0.075 0.050 0.025 0 -40 100 -20 VLN -- Ta 3.00 Load regulation, VLD -- mV Line regulation, VLN -- mV 1.50 0.75 0 20 40 60 80 100 80 100 VIN1 = VIN2 = 3V IO = 5mA~1A 2.25 -20 20 VLD -- Ta 6 VIN1 = VIN2 = 1.9~6V IO = 10mA 0 -40 0 Ambient temperature, Ta -- °C Ambient temperature, Ta -- °C 40 60 Ambient temperature, Ta -- °C 80 100 5 4 3 2 -40 -20 0 20 40 60 Ambient temperature, Ta -- °C No.A1496-4/7 LV59018M Vdrop1_1 -- Ta 0.80 Vdrop1_2 -- Ta 0.20 IO = 0.3A Dropout voltage, Vdrop1_2 -- V Dropout voltage, Vdrop1_1 -- V IO = 1A 0.65 0.50 0.35 0.20 -40 -20 0 20 40 60 Ambient temperature, Ta -- °C 80 CLT threshold voltage, VCLTth -- V Output voltage, VO -- V 1.800 1.795 0 20 40 60 80 60 80 100 3.0 1.5 20 40 60 0 20 40 60 80 100 VO -- IO 2.0 4.5 0 -20 Ambient temperature, Ta -- °C Output voltage, VO -- V CLT input current, ICLT -- μA 40 0.75 VIN1 = VIN2 = 3V VCTL = 6V 80 100 Ambient temperature, Ta -- °C 1.5 1.0 0.5 0 0 0.5 1.0 1.5 2.0 Output current, IO -- A VRL -- fRR 100 20 1.00 0.50 -40 100 ICTL -- Ta 6 -20 0 Ambient temperature, Ta -- °C VCLTth -- Ta Ambient temperature, Ta -- °C 0 -40 -20 VIN1 = VIN2 = 3V 1.805 -20 0.05 1.25 VIN1 = VIN2 = 3V IO = 10mA 1.790 -40 0.10 0 -40 100 VO -- Ta 1.810 0.15 Ripple rejection, VRL -- dB VRpp = 1V IO = 10mA 80 60 40 20 0 0.01 2 3 5 7 0.1 2 3 5 7 1 2 3 5 7 10 2 3 5 7 100 Ripple frequency, fRR -- kHz No.A1496-5/7 100mA ⇔ 600mA 600 400 200 0 1.9 1.8 1.7 Output voltage, VO -- V Input voltage, VIN -- V t -- μs Output voltage, VO -- V Output current, IO -- A Load response 800 Load response 200 50mA ⇔ 150mA 150 100 50 0 1.82 1.80 1.78 t -- μs 20μs / div 20μs / div Input response 7 IO = 100mA tr,tf = 5μs 6 5 4 1.85 1.80 1.15 t -- μS CTL ON 4 Output voltage, VO -- V CTL input voltage, VCLT -- V 100μS / div CTL OFF 4 IO = 0mA Output voltage, VO -- V CTL input voltage, VCLT -- V Output voltage, VO -- V Output current, IO -- A LV59018M 2 0 IO = 0mA 2 0 2.0 2.0 1.5 1.5 1.0 1.0 0.5 0.5 0 t -- ms 0.2ms / div 0 t -- ms 1ms / div No.A1496-6/7 LV59018M Radiation Pad • Radiation pad is high impedance and connected with a substrate of IC. • Use radiation pad by GND or opening. 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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 September, 2010. Specifications and information herein are subject to change without notice. PS No.A1496-7/7