LV59012M

Ordering number : ENA1461 Bi-CMOS LSI LV59012M Overview For Potable Electronic Devices 1.2V Constant-Voltage Power Supply IC The LV59012M is a constant-voltage power supply IC for potable electronic devices 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 • Output voltage ON/OFF function with the control pin (active, high) • Output current of 1A obtainable • 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 Parameter Maximum power supply Absolute Maximum Ratings at Ta = 25°C Symbol VIN1 VIN2 Allowable power dissipation Operating Temperature Storage Temperature Pd max Topr Tstg VIN1 pin VIN2 pin Mounted on a specified board.* Conditions Ratings 6.2 6.2 1.45 -30 to +85 -40 to +150 Unit V V W °C °C * Specified board: 50mm × 50mm × 1.6mm, glass epoxy both sides Recommended Operating Ranges at Ta = 25°C Parameter power supply Symbol VIN1 VIN2 Output current IO VIN1 pin VIN2 pin Conditions Ratings 1.6 to 6 1.8 to 6 0 to 1 Unit V V A 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. 42809 MS 20090413-S00007 No.A1461-1/7 LV59012M Electrical Characteristics at Ta = 25°C, VIN1 = VIN2 = 3V Parameter Current drain Standby current Output Output voltage Dropout voltage 1 VO Vdrop1_1 Vdrop1_2 Dropout voltage 2 Vdrop2_1 Vdrop2_2 Load Regulation Line Regulation Voltage temperature coefficient Ripple Rejection Output Noise Voltage CTL pin High level voltage Low level voltage Input current * Design guarantee VCTLH VCTLL ICTL VCTL = 6V 1.5 0 5 0.3 8.5 V V µA VLD VLN ∆VT VRL VON IO = 10mA IO = 1A, VIN1 = VIN2 IO = 0.3A, VIN1 = VIN2 IO = 1A, VIN2 = 3V, VIN1 dropout voltage IO = 0.3A, VIN2 = 3V, VIN1 dropout voltage IO = 5mA to 1A VIN1 = VIN2 = 1.8V to 6V, IO = 10mA Ta = -30 to +85°C, IO = 10mA IO = 10mA, VRpp=1V, fRR = 1kHz IO = 10mA, 20Hz < f < 20kHz * * * 10 10 ±100 70 60 1.176 1.2 1.224 1 0.6 1 0.4 50 50 V V V V V mV mV ppm/°C dB µVrms Symbol IVIN ISTBY LDO ON CTL = Low Conditions min Ratings typ 110 max 160 1 µA µA Unit Package Dimensions unit : mm (typ) 3372 2.0 Pd max -- Ta Specified board: 50×50×1.6mm3 glass epoxy both sides. TOP VIEW 5.0 8 SIDE VIEW BOTTOM VIEW Allowable power dissipation, Pd max -- W (3.4) 1.5 1.45 0.43 (2.6) 4.4 6.0 1.0 1 (0.65) 2 0.35 1.27 0.15 0.5 0.58 1.7 MAX SIDE VIEW 0 -30 -20 0 20 40 60 80 85 100 0.05 (1.5) Ambient temperature, Ta -- °C SANYO : MFP8(200mil) No.A1461-2/7 LV59012M Pin Assignment VIN1 1 NC 2 8 GND 7 NC LV59012M VIN2 3 CTL 4 Top view 6 VO 5 NC Specified Board (Top side) Specified Board (Bottom side) Block Diagram VIN1 VIN2 1 3 6 VO 4.7µF 10µF Signal power supply CTL 4 Current Limit BANDGAP Reference Thermal Protection 8 GND No.A1461-3/7 LV59012M Pin Function Pin No. 1 Pin name VIN1 Function Power system supply pin. Equivalent circuit 1 VIN1 6 VO 6 VO Output voltage pin. 300Ω 8 GND 2 3 NC VIN2 No contact. Signal system power supply pin. VIN2 3 4 CTL ON/OFF control pin. CTL 4 10kΩ 1.5MΩ GND 8 5 7 8 NC NC GND No contact. No contact. Ground pin. 120 IVIN -- Ta VIN1 = VIN2 = 3V 0.100 ISTBY -- Ta VIN1 = VIN2 = 3V Standby current, ISTBY -- µA Current drain, IVIN -- µA 110 0.075 100 0.050 90 0.025 80 -40 -20 0 20 40 60 80 100 0 -40 -20 0 20 40 60 80 100 Ambient temperature, Ta -- °C 1.5 Ambient temperature, Ta -- °C 8 VLN -- Ta VIN1 = VIN2 = 1.8 to 6V IO = 10mA VLD -- Ta VIN1 = VIN2 = 3V IO = 5mA to 1A 7 1.25 Load regulation, VLD -- mV Line regulation, VLN -- mV 6 1.0 5 4 0.75 3 0.5 -40 -20 0 20 40 60 80 100 2 -40 -20 0 20 40 60 80 100 Ambient temperature, Ta -- °C Ambient temperature, Ta -- °C No.A1461-4/7 LV59012M 1.2100 VO -- Ta CLT threshold voltage, VCLTth -- V 1.25 VCLTth -- Ta VIN1 = VIN2 = 3V VIN1 = VIN2 = 3V IO = 10mA Output voltage, VO -- V 1.2075 1.00 1.2050 0.75 1.2025 1.2000 -40 -20 0 20 40 60 80 100 0.50 -40 -20 0 20 40 60 80 100 Ambient temperature, Ta -- °C 6 Ambient temperature, Ta -- °C 2.0 ICTL -- Ta VCL = 6V VO -- IO VIN1 = VIN2 = 3V CLT input current, ICLT -- µA Output voltage, VO -- V 4.5 1.5 3.0 1.0 1.5 0.5 0 -40 -20 0 20 40 60 80 100 0 0 0.5 1.0 1.5 2.0 Ambient temperature, Ta -- °C 100 VRL -- fRR VRpp = 1V IO = 10mA Output current, IO -- A Ripple rejection, VRL -- dB 80 60 40 20 0 0.01 23 5 7 0.1 23 571 23 5 7 10 23 5 7 100 Ripple frequency, fRR -- kHz Output voltage, VO -- V Output current, IO -- A Output voltage, VO -- V Output current, IO -- A 800 600 400 200 0 1.3 1.2 1.1 Load response 100mA ⇔ 600mA 200 150 100 50 0 1.22 1.20 1.18 Load response 50mA ⇔ 150mA t -- µs 20µs / div t -- µs 20µs / div No.A1461-5/7 LV59012M Output voltage, VO -- V Input voltage, VIN -- V 6 Input response tr,tf = 5µs IO = 100mA 5 4 3 1.25 1.20 1.15 1.1 1.1 t -- µS 100µS / div CTL ON Output voltage, VO -- V CTL input voltage, VCLT -- V Output voltage, VO -- V CTL input voltage, VCLT -- V 4 2 0 CTL OFF 4 2 0 IO = 0mA CO = 4.7µF IO = 0mA CO = 4.7µF 1.5 1.0 0.5 0 1.5 1.0 0.5 0 t -- ms 0.2ms / div t -- ms 1ms / div No.A1461-6/7 LV59012M Radiation Pad • Radiation pad is high impedance and connected with a substrate of IC. • Use radiation pad by GND or opening. VIN1 and VIN2 The dropout voltage can be lowered by making VIN1 and VIN2 another power supply within a some current range. Refer to Figure 1. 1.5 Vdrop max -- IO (1) VIN1 and VIN2 are connected. (2) VIN1 and VIN2 are another power supplies. (VIN2 = 3V) Maximum dropout voltage, Vdrop max -- V 1.0 0.6 0.5 0.4 (1) (2) 0 0 300 530 600 900 1000 1200 Output current, IO -- mA Figure 1 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. 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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 April, 2009. Specifications and information herein are subject to change without notice. PS No.A1461-7/7