USB HIGH-SIDE POWER SWITCH NO. EA-091-0204 DESCRIPTION ! !"#$"%&&! '() $*&'+,Ω%!#&&!*#$*&'-. ,%! / '. # ! , # 0,!# # 0# !!1# # # ! & # '#0 !* # ! ! #0 ,& , & !# ##' !&&! & "&#&&!*' FEATURES • "# ! +,Ω$*&'%2! • (#&&!*#*&'-.$. % • #&## ',. • #( , 3 # 2 • 4!(1# • ,!#2 • # • 56& 21 APPLICATIONS • "2 &! • )12 1 R5520H BLOCK DIAGRAM IN OUT GATE CONTROL EN CURRENT LIMIT FLAG DELAY UVLO THERMAL SHUTDOWN GND SELECTION GUIDE 0! !& ' 2)#, !!7 +8+←2)#, ↑ Code Description 9 ! !& ' .7 :(: "7 :: 2 FLG R5520H PIN CONFIGURATION SOT-89-5 5 4 (mark side) 1 2 3 ABSOLUTE MAXIMUM RATINGS &;< Symbol Item Ratings Unit = 4 '>?4,1@'> 4 4,1 ! 4(1 !2 ! 4)/* !4! '>?=' 4 )/* !# +A ,. 4287 #! '>?4,1@'> 4 287 #&## !( , 2' 29 & !( , & & ,&# A?@5 < ,&# ?@+ < PIN DESCRIPTION Pin No. Symbol description + ) !2 B)9 B#2 > (B (B& $&9 #&#% A ) 2#&&!*2 #&#& 3 R5520H ELECTRICAL CHARACTERISTICS • R5520H001A/B &;< Symbol Item Conditions Typ. Unit ' 4 ! '' #&&!*#+ C)+;&0$. % = -. 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'③ !##!!* 0 ## !# * # ! , '! ! * #!0!# ! , # ! , ! !' ) ! # ##!* ! # ! ! # * # !' $A% (B& )& #&#' # ,&# 0(B,:(:' # 0(B,:(:!!* ,)'&'! ! # ##' $% 4( # & ## ! &# ! *'A4'4( # & !' 5 R5520H TEST CIRCUITS (1) Supply Current Test Circuit (2) Switch On Resistance Test Circuit IOUT VEN 1 EN 2 GND 3 FLG OUT 5 VEN IN 4 A 1 EN OUT 2 GND 3 FLG 5 V VON IN 4 VIN VIN 0.1µF 0.1µF (3) Output On Time Test Circuit (4) Over-current Limit Test Circuit IOUT VOUT 1 OUT EN 5 1 EN 2 GND 3 FLG OUT 5 IN 4 A 10Ω VEN 2 GND 3 FLG VEN IN 4 VIN VIN 0.1µF 0.1µF (5) Over-current Threshold Test Circuit (6) Enable Input Voltage IOUT 1 OUT EN 100kΩ 5 1 OUT EN 5 V VEN 2 GND 3 FLG VEN IN 4 2 GND 3 FLG VOUT IN VIN VIN 0.1µF 6 4 0.1µF R5520H (7) Flag Output Delay Time 1 (8) UVLO Threshold OUT EN 5 100kΩ 1 VEN 2 5 GND V VEN 3 OUT EN FLG IN GND 3 FLG VOUT 4 IN 4 VIN 0.1µF VFLG 2 VIN 10kΩ 0.1µF TYPICAL APLICATION AND TECHNICAL NOTES • R5520H001A/R5520H001B VIN +4V to +5.5V 10k to 100k VEN EN OUT VOUT GND VFLG IN FLG R5520H 0.1µF • 2#& ,'+-+-*&& )& B)9& 'G #*& & 0 #&# 0 # # ) & 0 ,* , ##!& ' • ,,&#!!#& !#!& ,+1Ω+1Ω' 7 R5520H TIMING CHART • R5520H001A VEN 50% 50% tOFF tON 90% VOUT 10% Output On Time/Output Off Time 10% FLG Output Delay Time tFD VEN 50% VFLG • R5520H001B VEN 50% 50% tOFF tON 90% VOUT VEN 10% Output On Time/Output Off Time 10% FLG Output Delay Time 50% tFD VFLG 8 R5520H TYPICAL CHARACTERISTICS 1) Supply Current vs. Temperature 2) Supply Current vs. Input Voltage 25 Supply Current IDD1(µA) Supply Current IDD1(µA) 25 VIN=5.5V 20 VIN=4V 15 10 5 0 -40 -20 0 20 40 60 80 25°C 15 -40°C 10 5 0 2.5 100 85°C 20 3 Temperature Topt(°C) On Resistance vs. Temperature 4) On Resistance RON(mΩ) 140 VIN=4V 100 VIN=5V 80 60 40 -40 -20 0 20 40 60 5.5 6 80 IOUT=500mA 160 140 25°C 100 80 -40°C 60 40 2.5 100 85°C 120 3 Temperature Topt(°C) 3.5 4 4.5 5 5.5 6 5.5 6 Input Voltage VIN(V) Output On Time vs. Temperature 6) Output On Time vs. Input Voltage 3.5 3.5 Output On Time tON(ms) -40°C Output On Time tON(ms) 5) 5 180 160 120 4.5 On Resistance vs. Input Voltage IOUT=500mA 180 4 Input Voltage VIN(V) On Resistance RON(mΩ) 3) 3.5 3.0 VIN=5.5V 2.5 VIN=4V 2.0 1.5 1.0 -40 -20 0 20 40 60 Temperature Topt(°C) 80 100 3.0 25°C 2.5 85°C 2.0 1.5 1.0 2.5 3 3.5 4 4.5 5 Input Voltage VIN(V) 9 R5520H 7) Over-current limit vs. Temperature 8) Over-current limit vs. Input Voltage 900 Over-Current Limit ILIM(mA) Over-Current Limit ILIM(mA) 900 850 800 VIN=5.5V 750 700 VIN=4V 650 600 550 500 -40 -20 0 20 40 60 80 800 25°C 750 700 85°C 650 600 550 500 2.5 100 -40°C 850 3 Temperature Topt(°C) 9) 3.5 4 4.5 5 5.5 6 Input Voltage VIN(V) Over-current Detector Threshold vs. Temperature 10) Over-current Detector Threshold vs. Input VIN=5.5V 1400 1200 VIN=4V 1000 800 600 400 200 0 -40 -20 0 20 40 60 80 100 Temperature Topt(°C) Enable Input Voltage VEN1/VEN2(V) 11) Enable Input Voltage vs. Temperature 2.2 2.0 VEN1 1.8 VEN2 1.6 1.4 1.2 1.0 -40 -20 0 20 40 60 Temperature Topt(°C) 10 1600 -40°C 1400 25°C 1200 85°C 1000 800 600 2.5 3 3.5 4 4.5 5 5.5 6 Input Voltage VIN(V) 12) Enable Input Voltage vs. Input Voltage VIN=5V 2.4 Over-current Detector Threshold ITH(mA) 1600 1800 80 100 Enable Input Voltage VEN1/VEN2(V) Over-current Detector Threshold ITH(mA) Voltage 1800 Topt=25°C 2.4 2.2 2.0 VEN1 1.8 VEN2 1.6 1.4 1.2 1.0 2.5 3 3.5 4 4.5 5 Input Voltage VIN(V) 5.5 6 R5520H 14) Flag Output Delay Time vs. Input Voltage 20 Flag Output Delay Time tFD(ms) Flag Output Delay Time tFD(ms) 13) Flag Output Delay Time vs. Temperature 18 16 14 VIN=4V 12 10 VIN=5.5V 8 6 4 -40 -20 0 20 40 60 80 100 20 18 16 -40°C 14 25°C 12 10 85°C 8 6 4 2.5 3 3.5 4 4.5 5 5.5 6 Input Voltag VIN(V) Temperature Topt(°C) UVLO Detector Threshol VUVLO(V) 15) UVLO Threshold vs. Temperature 2.7 2.6 2.5 VIN increasing 2.4 2.3 2.2 VIN decreasing 2.1 2.0 1.9 -40 -20 0 20 40 60 80 100 Temperature Topt(°C) 16) UVLO at VIN increasing VEN=0V, CL=57µF, RL=35Ω VIN (1V/div) VFLG (1V/div) VOUT (2V/div) IOUT (100mA/div) Time(5ms/div) 11 R5520H 17) Turn-on response VIN=5V, CL=147µF, RL=35Ω VEN (10V/div) VFLG (5V/div) VOUT (5V/div) 704mA IOUT (200mA/div) Time(1ms/div) 18) Turn off Response VIN=5V, CL=147µF, RL=35Ω VEN (10V/div) VFLG (5V/div) VOUT (5V/div) IOUT (200mA/div) Time(2ms/div) 19) Inrush current VIN=5V, RL=35Ω VEN (10V/div) VFLG (5V/div) CL=310µF CL=210µF CL=110µF CL=10µF IOUT (200mA/div) Time(1ms/div) 12 R5520H 20) Current Limit Transient Response (Case: Enable to Short) VIN=5V VEN (10V/div) 11.6ms(tFD) VFLG (5V/div) IOUT (500mA/div) Time(2ms/div) 21) Thermal Shutdown VIN=5V, CL=47µF VFLG (5V/div) VOUT (5V/div) IOUT (500mA/div) Time(100ms/div) 22) Current Limit Transient Response (Case: Output short during enable) VIN=5V, CL=47µF VFLG (5V/div) VOUT (5V/div) IOUT (5A/div) Time(2ms/div) 13 R5520H 23) Zoomed in 22) VIN=5V, CL=47µF VOUT (5V/div) IOUT (5A/div) Time(10µs/div) 14