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LV5652T Dataheets PDF



Part Number LV5652T
Manufacturers Sanyo Semicon Device
Logo Sanyo Semicon Device
Description 3-channel Switching Regulator Controller
Datasheet LV5652T DatasheetLV5652T Datasheet (PDF)

www.DataSheet.co.kr Ordering number : ENA1512 LV5652T Overview Bi-CMOS LSI 3-channel Switching Regulator Controller The LV5652T is a 3-channel switching regulator controller. Features • Low-voltage (3V) operation • Reference voltage precision : ±1% • Independent standby functions for each of three channels. • Is capable of driving MOS transistors. • switching regulator controller : 3-channel ch1 : Supports synchronous rectification ch2 : Supports inverting step-up operation ch3 : Supports .

  LV5652T   LV5652T


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www.DataSheet.co.kr Ordering number : ENA1512 LV5652T Overview Bi-CMOS LSI 3-channel Switching Regulator Controller The LV5652T is a 3-channel switching regulator controller. Features • Low-voltage (3V) operation • Reference voltage precision : ±1% • Independent standby functions for each of three channels. • Is capable of driving MOS transistors. • switching regulator controller : 3-channel ch1 : Supports synchronous rectification ch2 : Supports inverting step-up operation ch3 : Supports step-up operation Specifications Maximum Ratings at Ta = 25°C Parameter Maximum supply voltage 1 Maximum supply voltage 2 Maximum clock input voltage Allowable power dissipation Operating temperature Storage temperature Symbol VCC max VBIAS max VCLKIN max Pd max Topr Tstg VCC pin VBIAS pin CLKIN pin Mounted on a specified board* Conditions Ratings -0.3 to 16 -0.3 to 18 5.5 1 -30 to +85 -55 to +125 Unit V V V W °C °C * Specified board: 114.3mm × 76.1mm × 1.6mm, glass epoxy board. Recommended Operating Conditions at Ta = 25°C Parameter Supply voltage 1 Supply voltage 2 Clock input voltage Timing resistor Timing capacitor Triangle wave frequency Symbol VCC VBIAS VCLKIN RT CT fOSC VCC pin VBIAS pin CLKIN pin Conditions Ratings 3 to 15 3 to 15 5 7 to 30 100 to 1000 0.1 to 1.3 Unit V V V kΩ pF MHz 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. 80509 SY 20080922-S00001 No.A1512-1/9 Datasheet pdf - http://www.DataSheet4U.net/ www.DataSheet.co.kr LV5652T Electrical Characteristics at Ta = 25°C, VCC = VBIAS = 3.6V, SCP = 0V Parameter Error amplifier 1 IN+ pin internal bias voltage Output low voltage Output high voltage Error amplifier 2 IN2-RE pin offset voltage Output low voltage Output high voltage Protection circuit Threshold voltage SCP pin current Short circuit detection signal pin Software start block Soft start current Soft start resistance Fixed duty Maximum on duty 1 Maximum on duty 2 Maximum on duty 3 Output block OUT pin high side on resistance OUT pin low side on resistance Triangle wave oscillator block Current setting pin voltage Output current Output current ratio Oscillation frequency Reference voltage block Reference voltage Line regulation Control circuit On state voltage OFF state voltage Pin input current Standby circuit On voltage OFF voltage Pin input current All circuits VCC current consumption Standby mode current consumption ICC IOFF IN1- to IN3- = 1V VSTBY = VCTL = 0V, IOFF = ICC + IBIAS 4 5 1 mA μA VON STBY VOFF STBY IIN STBY 2.0 0.6 60 V V μA VON CTL VOFF CTL IIN CTL 2.0 0.6 60 V V μA VREF VLN REF VCC = 3V to 15V 1.240 10 V mV VT RT IOH CT ∆IO CT fOSC CT pin, rise/fall RT = 10kΩ , CT = 270pF 2 390 RT = 10kΩ 0.57 190 2.5 510 3 620 V μA kHz ROUT SOUR ROUT SINK IO = 10mA IO = 10mA 28 18 50 35 Ω Ω ch1 ch2 ch3 Duty MAX 1 Duty MAX 2 Duty MAX 3 Out monitor , IN- = 0V Out monitor , IN- = 0V Out monitor , IN- = 0V 100 80 80 85 85 90 90 % % % ch1 to ch3 ch1 to ch3 ISF RSF CSOFT = 0V 3.2 160 4 200 4.8 240 μA kΩ VSCP ISCP VSCPOUT Open collector, ISCPOUT = 100μA 1.1 1.25 4 0.2 1.4 V μA V VOFF2 VLow FB2RE VHi FB2RE IN2-RE = 2.0V, IFB = 20μA IN2-RE = -10V, IFB1 = -500μA 2.0 -6 6 0.2 V V V ch1 to ch3 ch1 to ch3 VB VLow FB VHi FB Value added to the error amplifier offset at the error amplifier + side voltage IN- = 2.0V, IFB = 20μA IN- = 0V, IFB1 = -20μA 2.0 0.504 0.51 0.516 0.2 V V V Symbol Condit.


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