WL2815 WILLSEMI | Alldatasheet

Document overview

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Technical content

Features

 Quiescent current : 1.5μA Typ.  Input voltage : 2.1V ~ 5.5V  Output voltage : 1.1V ~ 3.3V  Output current : 300mA @ VOUT=3.3V  Output current : 200mA @ VOUT=2.0V  Output current : 150mA @ VOUT=1.5V  Dropout voltage : 100mV @ 100mA  Recommend capacitor : 1uF or more  Operating Temperature : -40 ~ +85 °C  Output short protection

Applications

 MP3/MP4 Players  Cell phones  Bluetooth earphone  Wireless mouse  Others electronics devices Http://www.sh-willsemi.com DFN1X1-4L PinConfiguration (TopView) A: DeviceCode *:VoltageCode Y:YearCode W:WeekCode For detail marking information, please see page 9. Marking For detail order information, please see page 9. OrderInformation

WillSemiconductorLtd. 2 Nov,2018–Rev1.8 TypicalApplication BlockDiagram PinDescription DFN1X1-4L PIN Symbol Description

1 VOUT Output

2 GND Ground

3 EN Enable (Active high，not floating)

4 VIN Input

EP GND level, this pin must connect to GND.

WillSemiconductorLtd. 3 Nov,2018–Rev1.8 AbsoluteMaximumRatings OperatingRange ElectronicsCharacteristics(VIN =VOUT +1V,CIN=COUT=1uF,TA=25°C,unlessotherwisenoted) Parameter Value Unit Power Dissipation 400 mW VIN Range -0.3～6.5 V VEN Range -0.3～VIN V VOUT Range -0.3～VIN V Lead Temperature 260 oC Storage Temperature -65 ~ 150 oC Operating Junction Temperature 150 oC MSL Level-3 ESD Capability, Human Body Model 7000 V ESD Capability, Machine Model 400 V Parameter Value Unit Thermal Resistance, RθJA 250 oC/W Input Voltage 2.1 ~ 5.5 V Operating Temperature Range -40～85 oC Parameter Symbol Condition Min. Typ. Max. Unit Output Voltage VOUT Vout＜2V, IOUT=1mA -3% +3% Vout≥2V, IOUT=1mA -2% +2% Output Current IOUT VOUT =1.2V 150 mAVOUT=2.0V 200 VOUT=3.3V 300 Output short current limiter ILIM VOUT=GND 80 mA Dropout Voltage VDROP IOUT =100mA, VOUT=3.3V 75 mV IOUT =300mA, VOUT=3.3V 230 Line Regulation △VLINE VIN=VOUT+1V~5.5V, IOUT=40mA 0.1 %/V Load Regulation △VLOAD IOUT = 1~ 300mA 20 mV Quiescent Current IQ VIN = VOUT +1V, IOUT=0A 1.5 2.5 uA Output Voltage Temperature Coefficient TC -40℃≤Ta≤125℃ 100 ppm/℃ Power Supply Ripple Rejection PSRR Vp-p=1V, F=100Hz, IOUT=10mA 65 dB Vp-p=1V, F=1KHz, IOUT=10mA 45 dB Output Noise Voltage VNO BW=10Hz to 100kHz IOUT=10mA 50 uVrms Shut Down Current ISD VEN=0V 0.01 1.0 uA Soft-Start Time Tss VOUT=10%-90% 500 us EN Logic High Voltage VENH VIN =5.5V, IOUT =1mA 1.2 V EN Logic Low Voltage VENL VIN =5.5V, VOUT =0V 0.4 V Output Discharge resistance RDIS VIN =4.0V, VEN=0V 120 Ω

WillSemiconductorLtd. 4 Nov,2018–Rev1.8 TypicalCharacteristics(TA=25oC,unlessotherwise noted) OutputVoltagevs.InputVoltage OutputVoltagevs.InputVoltage OutputVoltagevs.Temperature OutputVoltagevs.Temperature

WillSemiconductorLtd. 5 Nov,2018–Rev1.8 OutputVoltagevs.OutputCurrent OutputVoltagevs.OutputCurrent PSRRvs.Frequency PSRRvs.Frequency Dropout Voltagevs.OutputCurrent

WillSemiconductorLtd. 6 Nov,2018–Rev1.8 TurnOn TurnOn TurnOff TurnOff Load Step LineStep

WillSemiconductorLtd. 7 Nov,2018–Rev1.8 PACKAGEOUTLINEDIMENSIONS DFN1x1-4L D E b L e TOP VIEW BOTTOM VIEW SIDE VIEW K A Symbol DimensionsinMillimeters Min. Typ. Max. A 0.32 0.37 0.40 A1 - 0.02 0.05 A3 0.10 Ref. b 0.17 0.22 0.28 L 0.20 - 0.30 D 0.95 1.00 1.05 E 0.95 1.00 1.05 D1 0.43 0.48 0.53 E1 0.43 0.48 0.53 e 0.65BSC K 0.15Ref.

WillSemiconductorLtd. 8 Nov,2018–Rev1.8 TAPEANDREELINFORMATION ReelDimensions TapeDimensions QuadrantAssignmentsForPIN1OrientationInTape RD Reel Dimension W Overall width of the carrier tape 1 P1 Pitch between successive cavity centers Pin1 Pin1 Quadrant User Direction of Feed Reel Dimensions RD W Q1 Q2 Q3 Q4 Q1 Q2 Q3 Q4 7inch 13inch 2mm 4mm 8mm 8mm 12mm 16mm

WillSemiconductorLtd. 9 Nov,2018–Rev1.8 OrderInformation Marking: A: DeviceCode *:VoltageCode Y:YearCode W:WeekCode Ordering No. Vout (V) Package Operating Temperature Marking Shipping WL2815D11-4/TR 1.1 DFN-1X1-4L -40~+85°C AD YW 10,000 Tape & Reel WL2815D12-4/TR 1.2 DFN-1X1-4L -40~+85°C AE YW 10,000 Tape & Reel WL2815D15-4/TR 1.5 DFN-1X1-4L -40~+85°C AG YW 10,000 Tape & Reel WL2815D18-4/TR 1.8 DFN-1X1-4L -40~+85°C AH YW 10,000 Tape & Reel WL2815D20-4/TR 2.0 DFN-1X1-4L -40~+85°C AI YW 10,000 Tape & Reel WL2815D25-4/TR 2.5 DFN-1X1-4L -40~+85°C AK YW 10,000 Tape & Reel WL2815D28-4/TR 2.8 DFN-1X1-4L -40~+85°C AL YW 10,000 Tape & Reel WL2815D30-4/TR 3.0 DFN-1X1-4L -40~+85°C AM YW 10,000 Tape & Reel WL2815D33-4/TR 3.3 DFN-1X1-4L -40~+85°C AN YW 10,000 Tape & Reel