WL2820X WILLSEMI | Alldatasheet
Document overview
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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 :±2% @ 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 FBP1x1-4L Pin Configuration (Top View) J: Package 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 Apr, 2018 – Rev 1.9 Typical Application Block Diagram Pin Description FBP1x1-4L 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 Apr, 2018 – Rev 1.9 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 (FBP1x1-4L) 250 oC/W
Will Semiconductor Ltd. 4 Apr, 2018 – Rev 1.9 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 0.98× VOUT VOUT 1.02× 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 Apr, 2018 – Rev 1.9 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 Apr, 2018 – Rev 1.9 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 Apr, 2018 – Rev 1.9 Vout=1.2V(1) Vout=1.8V(1) Vout=2.8V(1) VOUT=1.05V 100 1000 10000 100000 1000000 100 PSRR (dB) Frequency (Hz) PSRR vs. Frequency VIN=3VDC+0.5VPP VOUT=1.05V COUT=1uF IOUT=10mA IOUT=20mA 100 1000 10000 100000 1000000 100 PSRR (dB) Frequency (Hz) PSRR vs. Frequency VIN=3VDC+0.5VPP VOUT=1.05V COUT=10uF IOUT=10mA IOUT=20mA
Will Semiconductor Ltd. 8 Apr, 2018 – Rev 1.9 VOUT=1.8V VOUT=2.8V 100 1000 10000 100000 1000000 100 PSRR (dB) Frequency (Hz) PSRR vs. Frequency VIN=3.8VDC+0.5VPP VOUT=2.8V COUT=1uF IOUT=10mA IOUT=20mA 100 1000 10000 100000 1000000 PSRR (dB) Frequency (Hz) PSRR vs. Frequency VIN=3.8VDC+0.5VPP VOUT=2.8V COUT=10uF IOUT=10mA IOUT=20mA
Will Semiconductor Ltd. 9 Apr, 2018 – Rev 1.9 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 Apr, 2018 – Rev 1.9 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 Apr, 2018 – Rev 1.9 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 Apr, 2018 – Rev 1.9 PACKAGE OUTLINE DIMENSIONS FBP1x1-4L Recommend PCB Layout (Unit: mm) 0.360 0.070 0.420 0.180 0.250 0.650 1.130 0.410 45° Symbol Dimensions in Millimeters Min. Typ. Max. A 0.335 - 0.405 D 0.950 1.000 1.050 E 0.950 1.000 1.050 D1 0.370 - 0.470 E1 0.370 - 0.470 k 0.170 Min. b 0.160 0.210 0.260 c 0.010 - 0.090 e 0.600 0.650 0.700 L1 0.185 - 0.255 L2 0.030 Ref. L3 0.185 - 0.255 TOP VIEW E D k BOTTOM VIEW b e SIDE VIEW A c Notes: This recommended land pattern is for reference purposes only. Please consult your manufacturing group to ensure your PCB design guidelines are met.
Will Semiconductor Ltd. 13 Apr, 2018 – Rev 1.9 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 Apr, 2018 – Rev 1.9 ORDER INFORMATION Ordering No. Vout (V) Package Operating Temperature Marking Shipping WL2820X10-4/TR 1.0 FBP1x1-4L -40~+85°C JB YW Tape and Reel, 10000 WL2820X105-4/TR 1.05 FBP1x1-4L -40~+85°C JC YW Tape and Reel, 10000 WL2820X12-4/TR 1.2 FBP1x1-4L -40~+85°C JE YW Tape and Reel, 10000 WL2820X18-4/TR 1.8 FBP1x1-4L -40~+85°C JH YW Tape and Reel, 10000 WL2820X25-4/TR 2.5 FBP1x1-4L -40~+85°C JK YW Tape and Reel, 10000 WL2820X28-4/TR 2.8 FBP1x1-4L -40~+85°C JL YW Tape and Reel, 10000 WL2820X30-4/TR 3.0 FBP1x1-4L -40~+85°C JM YW Tape and Reel, 10000 WL2820X33-4/TR 3.3 FBP1x1-4L -40~+85°C JN YW Tape and Reel, 10000