WL2836D27-4/TR

WL2836D WILLSEMI | Alldatasheet

Document overview

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• PDF pages: 14

Technical content

Features

 Input Voltage Range :1.4V~5.5V  Output Voltage Range : 0.9V~3.3V  Output current : 300mA  Quiescent current : 50μA Typ.  Shut-down current : < 1μA  Dropout voltage : 140mV @ IOUT=0.3A  PSRR : 78dB @ 1kHz, VOUT=1.8V  Low Output Voltage Noise : 13×VOUT μVRMS  Output Voltage Tolerance :±1% @ VOUT>2V  Recommend capacitor : 1μF  Thermal-Overload and Short-Circuit Protection

Applications

 MP3/MP4 Players  Cellphones, radiophone, digital cameras  Bluetooth, wireless handsets  Others portable electronics device Http://www.sh-willsemi.com DFN1x1-4L Pin Configuration (Top View) I : Device Code * : Voltage Code Y : Year Code W: Week Code For detail marking information, please see page 14. Marking Order Information For detail order information, please see page 14.

Will Semiconductor Ltd. 2 Mar, 2019 – Rev 1.4 Typical Application Block Diagram Pin Description DFN1x1-4L PIN Symbol Description

1 VOUT Output

2 GND Ground

3 EN Enable (Active high)

4 VIN Input

EP GND level, this pin must connect to GND.

Will Semiconductor Ltd. 3 Mar, 2019 – Rev 1.4 Absolute Maximum Ratings Recommend Operating Ratings Parameter Value Unit Power Dissipation, PD@TA=25℃ 400 mW VIN Range -0.3～6.5 V VEN Range -0.3～VIN V VOUT Range -0.3～VIN V IOUT 400 mA Lead Temperature Range 260 oC Storage Temperature Range -55 ~ 150 oC Operating Junction Temperature Range 150 oC MSL Level-3 ESD Ratings HBM 7500 V MM 300 V Parameter Value Unit Operating Supply voltage 1.4～5.5 V Operating Temperature Range -40～85 oC Thermal Resistance, RθJA (DFN1x1-4L) 250 oC/W

Will Semiconductor Ltd. 4 Mar, 2019 – Rev 1.4 Electronics Characteristics (Ta=25oC, VIN=VOUT+1V, CIN=COUT=1μF, IOUT=1mA，unless otherwise noted) Parameter Symbol Condition Min. Typ. Max. Unit Output Voltage VOUT VOUT ≤2V -20 VOUT +20 mV VOUT>2V 0.99× VOUT VOUT 1.01× VOUT V Input Voltage VIN 1.4 5.5 V Current Limit ILIM VEN=VIN 300 mA Dropout Voltage VDROP VOUT=3.3V, IOUT=300mA 118 185 mV VOUT=3V, IOUT=300mA 122 192 VOUT=2.8V, IOUT=300mA 130 204 VOUT=2.5V, IOUT=300mA 140 220 VOUT=1.6V, IOUT=300mA 205 320 VOUT=1V, IOUT=300mA 370 555 Line Regulation △VLINE VIN=VOUT+0.5V~5.5V 1 5 mV Load Regulation △VLoad IOUT=1~300mA 15 28 mV Quiescent Current IQ VOUT=2.8V, IOUT=0 50 90 μA Short Current ISHORT VEN=VIN, VOUT Short to GND 120 mA Shut-down Current ISHDN VEN=0V 1.0 μA Power Supply Rejection Rate PSRR VIN=(VOUT+1V)DC+ 0.5VP-P IOUT=10mA， VOSET=1.8V f=100Hz 80 dB f=1kHz 78 dB f=10kHz 65 dB f=100kHz 56 dB f=1MHz 43 dB EN logic high voltage VENH VIN=5.5V, IOUT=1mA 1 V EN logic low voltage VENL VIN=5.5V, VOUT=0V 0.4 V EN Input Current IEN VEN= 0 to 5.5V 120 nA Output Noise Voltage eNO 10Hz to 100KHz, COUT=1μF 13× VOUT μVRMS Thermal shutdown threshold TSD 160 ℃ Thermal shutdown hysteresis △ TSD 30 ℃ Auto-discharge Nch Tr, ON Resistance RLOW VIN=4V, VCE=0V, VOUT=2.8V 120 Ω

Will Semiconductor Ltd. 5 Mar, 2019 – Rev 1.4 Typical characteristics (Ta=25oC, VIN=VOUT+1V, IOUT=1mA，CIN=COUT=1μF, unless otherwise noted) (1) EN is driven by square pulse, the duty cycle is less than 20% VOUT=1.2V VOUT=1.8V VOUT=2.8V

Will Semiconductor Ltd. 6 Mar, 2019 – Rev 1.4 VOUT=1.8V -40 -20 0 20 40 60 80 100 120 140 VIN=EN=2.8V IO=0mA Quiescent Current(uA) Temperature(C o Quiescent Current vs. Temperature VOUT=1.8V VOUT=2.8V VOUT=3.0V VOUT=3.3V 0 50 100 150 200 250 300 100 120 140 160 Dropout Voltage (mV) Output Current (mA) Dropout Voltage vs.Output Current VOUT*0.98 0 50 100 150 200 250 300 100 120 140 160 Dropout Voltage (mV) Output Current (mA) Dropout Voltage vs.Output Current VOUT*0.98

Will Semiconductor Ltd. 7 Mar, 2019 – Rev 1.4 Vout=1.2V Vout=1.8V Vout=2.8V VOUT=1.05V

Will Semiconductor Ltd. 8 Mar, 2019 – Rev 1.4 VOUT=1.8V VOUT=2.8V

Will Semiconductor Ltd. 9 Mar, 2019 – Rev 1.4 1.Start up (Soft Start from EN) VOUT=1.2V VIN=2.2V,COUT=1μF,IOUT=10mA VIN=2.2V,COUT=1μF,IOUT=250mA VOUT=1.8V VIN=2.8V,COUT=1μF,IOUT=10mA VIN=2.8V,COUT=1μF,IOUT=300mA VOUT=2.8V VIN=3.8V,COUT=1μF,IOUT=10mA VIN=3.8V,COUT=1μF,IOUT=300mA

Will Semiconductor Ltd. 10 Mar, 2019 – Rev 1.4 2.Shutdown (Shutdown from EN) VOUT=1.2V VIN=2.2V,COUT=1μF,IOUT=10mA VIN=2.2V,COUT=1μF,IOUT=300mA VOUT=1.8V VIN=2.8V,COUT=1μF,IOUT=10mA VIN=2.8V,COUT=1μF,IOUT=300mA VOUT=2.8V VIN=3.8V,COUT=1μF,IOUT=10mA VIN=3.8V,COUT=1μF,IOUT=300mA

Will Semiconductor Ltd. 11 Mar, 2019 – Rev 1.4 3.Load & Line Transient Load step Line Step VOUT=1.2V VIN=2.2V,COUT=1μF,IOUT=1mA-200mA in 1μs VIN=2.2V-3.2V in 20μs,COUT=1μF,IOUT=1mA VOUT=1.8V VIN=2.8V,COUT=1μF,IOUT=1mA-300mA in 1μs VIN=2.8V-3.8V in 20μs,COUT=1μF,IOUT=1mA VOUT=2.8V VIN=3.8V,COUT=1μF,IOUT=1mA-300mA in 1μs VIN=3.8V-4.8V in 20μs,COUT=1μF,IOUT=1mA

Will Semiconductor Ltd. 12 Mar, 2019 – Rev 1.4 PACKAGE OUTLINE DIMENSIONS DFN1x1-4L Symbol Dimensions in Millimeters Min. Typ. Max. A 0.340 0.370 0.400 A1 0.000 0.020 0.050 A3 0.100 Ref. b 0.170 0.220 0.280 L 0.174 - 0.326 D 0.950 1.000 1.050 E 0.950 1.000 1.050 D1 0.430 0.480 0.530 E1 0.430 0.480 0.530 e 0.650 BSC K 0.213 Ref.

Will Semiconductor Ltd. 13 Mar, 2019 – Rev 1.4 TAPE AND REEL INFORMATION Reel Dimensions Tape Dimensions Quadrant Assignments For PIN1 Orientation In Tape 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

Will Semiconductor Ltd. 14 Mar, 2019 – Rev 1.4 ORDER INFORMATION Ordering No. Vout (V) Package Operating Temperature Marking Shipping WL2836D10-4/TR 1.0 DFN1x1-4L -40~+85°C IB YW Tape and Reel, 10000 WL2836D105-4/TR 1.05 DFN1x1-4L -40~+85°C IC YW Tape and Reel, 10000 WL2836D11-4/TR 1.1 DFN1x1-4L -40~+85°C ID YW Tape and Reel, 10000 WL2836D12-4/TR 1.2 DFN1x1-4L -40~+85°C IE YW Tape and Reel, 10000 WL2836D15-4/TR 1.5 DFN1x1-4L -40~+85°C IG YW Tape and Reel, 10000 WL2836D18-4/TR 1.8 DFN1x1-4L -40~+85°C IH YW Tape and Reel, 10000 WL2836D25-4/TR 2.5 DFN1x1-4L -40~+85°C IK YW Tape and Reel, 10000 WL2836D27-4/TR 2.7 DFN1x1-4L -40~+85°C IY YW Tape and Reel, 10000 WL2836D28-4/TR 2.8 DFN1x1-4L -40~+85°C IL YW Tape and Reel, 10000 WL2836D29-4/TR 2.9 DFN1x1-4L -40~+85°C Ig YW Tape and Reel, 10000 WL2836D30-4/TR 3.0 DFN1x1-4L -40~+85°C IM YW Tape and Reel, 10000 WL2836D33-4/TR 3.3 DFN1x1-4L -40~+85°C IN YW Tape and Reel, 10000