FPF2300 Fairchild Semiconductor, FPF2300 Datasheet
FPF2300
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FPF2300 Summary of contents
Page 1
... For the FPF2302, if the constant current condition per- sists after 10ms, these parts shut down the switch and pull the fault signal pin (FLAGB) LOW. The FPF2300 has an auto-restart feature that turns the switch on again after 504ms if the ON pin is still active. For the FPF2303, ...
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... Application Circuit 1.8V-5.5V IN Functional Block Diagram IN UVLO ONA ONB © 2009 Fairchild Semiconductor Corporation FPF2300/02/03 • Rev. 1.1.3 IN FPF2300/2/3 OFF ON ONA OFF ON ONB GND Figure 3. Typical Application CONTROL LOGIC A CURRENT LIMIT A THERMAL PROTECTION A CONTROL LOGIC B CURRENT LIMIT B THERMAL PROTECTION B GND Figure 4. Block Diagram ...
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... Fault Output A, Active LO, open drain output which indicates an over supply, UVLO 8 FLAGB(A) and thermal shutdown. IC Substrate, which can be connected to GND for better thermal performance. Do not 9(MLP) Thermal Pad connect to other pins. © 2009 Fairchild Semiconductor Corporation FPF2300/02/03 • Rev. 1.1.3 FLAGB(A) 8 FLAGB(A) OUTA 7 6 OUTB FLAGB(B) ...
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... Fairchild does not recommend exceeding them or designing to absolute maximum ratings. Symbol Parameter IN Supply Input T Ambient Operating Temperature A © 2009 Fairchild Semiconductor Corporation FPF2300/02/03 • Rev. 1.1.3 . SO8 MLP SO8 MLP Human Body Model, JESD22-A114 Charged Device Model, JESD22-C101 4 Min. ...
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... Auto-Restart Time RSRT t Current Limit Response Time CLR Note: 5. FPF2303 has a 10ms startup FLAGB blanking time when the part is turned on via the ON pin to ensure transient load currents settle. © 2009 Fairchild Semiconductor Corporation FPF2300/02/03 • Rev. 1.1.3 Conditions IN = 5.5V ONA ONB 5.5V 5.5V ...
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... 1.8 2.2 2.5 2.9 3.3 3.7 SUPPLY VOLTA GE (V) Figure 11. R vs. Temperature (SO8) ON © 2009 Fairchild Semiconductor Corporation FPF2300/02/03 • Rev. 1.1.3 70.00 60.00 50.00 25°C 40.00 -40°C 30.00 20.00 10.00 0.00 4.0 4.4 4.8 5.1 5.5 Figure 8. Quiescent Current vs. Temperature 160 5.5V 150 140 130 120 110 ...
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... A 1340 1330 1320 ILIM (Typ)A 1310 1300 ILIM (Typ)B 1290 1280 1270 1260 1250 1.8 2.2 2.5 2.9 3.3 3.7 SUPPLY VO LTA G E (V) Figure 17. Current Limit vs. Supply Voltage © 2009 Fairchild Semiconductor Corporation FPF2300/02/03 • Rev. 1.1.3 1 25°C A 1.3 1.0 0.8 0.5 0.3 0 1.8 Figure 14. ON Threshold Voltage vs. Supply Voltage 1.2 1.0 0.8 0.6 0.4 0.2 0.0 ...
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... O UTA 560.0 540.0 OUTB 520.0 500.0 -40 - JUNCTIO N TEM PERA TURE (°C) J Figure 23. t vs. Temperature RSTRT © 2009 Fairchild Semiconductor Corporation FPF2300/02/03 • Rev. 1.1 3. 500 0 3. 500 ...
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... Fairchild Semiconductor Corporation FPF2300/02/03 • Rev. 1.1.3 ON 2V/DIV FLAGB 2V/DIV I OUT 1A/DIV 0.1μF OUT OUT R = 500Ω 5V/DIV L Response Figure 26. Over-Current Blanking Time (FPF2300/ 10μF OUT R = 3.3Ω 2V/DIV FLAGB 2V/DIV I OUT 1A/DIV OUT 5V/DIV 5V/DIV 5Ω ...
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... Figure 31. Current Limit Response Time Both Channels are 5V/DIV ON 5V/DIV I OUT 500mA/DIV OUT 5V/DIV 1ms/DIV Figure 33. Inrush Response During Capacitive Load Hot Plug-In Event © 2009 Fairchild Semiconductor Corporation FPF2300/02/03 • Rev. 1.1 5V/DIV 100μF OUTA 100μF OUTB 2V/DIV 1Ω ...
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... If the over-current condition persists beyond the blanking time, the FPF2300 pulls the FLAGB pin LOW and shuts the switch off. If the ON pin is kept active, an auto-restart feature releases the FLAGB pin and turns the switch on again after a 504ms auto-restart time (t ) ...
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... This capacitor should have a low dissipation factor. An X7R MLCC (Multilayer Ceramic Chip) capacitors is recommended. For the FPF2300 and FPF2302, the total output capacitance needs to be kept below a maximum value, C prevent the part from registering an over-current condition beyond the blanking time and shutdown. The maximum output ...
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... Figure 39. Individual Port Power Management for Self-Powered 4-Port USB Hub In Figure 39, each USB port is connected with each output. Four USB ports can be implemented with two FPF230X parts. Current limiting and control are provided based on a single port. © 2009 Fairchild Semiconductor Corporation FPF2300/02/03 • Rev. 1.1.3 10KΩ 10KΩ FLAGB(A) IN ...
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... If the part goes into current limit, the maximum power dissipation occurs when the output of switch is shorted to ground. For the FPF2300 the power dissipation scales with the auto-restart time this case, the maximum power dissipated for the ...
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... Placing the input and output capacitors as close to the device as possible also contributes to heat dissipation, particularly during high load currents. © 2009 Fairchild Semiconductor Corporation FPF2300/02/03 • Rev. 1.1.3 ) could exceed the LIM(MAX) Figure 42. Proper Layout of Output and Ground 15mil ...
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... Figure 43. Top, SST and AST Layers (MLP 3x3mm and SO8) Releated Resources FPF2300/02/03 Evaluation Board User Guide; Power Switch for USB Applications © 2009 Fairchild Semiconductor Corporation FPF2300/02/03 • Rev. 1.1.3 Figure 44. Bottom and ASB Layers Figure 45 ...
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... Package specifications do not expand the terms of Fairchild’s worldwide terms and conditions, specifically the warranty therein, which covers Fairchild products. Always visit Fairchild Semiconductor’s online packaging area for the most recent package drawings: http://www.fairchildsemi.com/packaging/. © 2009 Fairchild Semiconductor Corporation FPF2300/02/03 • Rev. 1.1.3 Figure 46. 8-Lead SO8 Package 17 www.fairchildsemi.com ...
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... Package specifications do not expand the terms of Fairchild’s worldwide terms and conditions, specifically the warranty therein, which covers Fairchild products. Always visit Fairchild Semiconductor’s online packaging area for the most recent package drawings: http://www.fairchildsemi.com/packaging/. © 2009 Fairchild Semiconductor Corporation FPF2300/02/03 • Rev. 1.1.3 Figure 47. 8-Lead Molded Leadless Package (MLP) 18 www.fairchildsemi.com ...
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... Datasheet Identification Product Status Advance Information Formative / In Design Preliminary First Production No Identification Needed Full Production Obsolete Not In Production © 2009 Fairchild Semiconductor Corporation FPF2300/02/03 • Rev. 1.1.3 ® PowerTrench ® PowerXS™ SM Programmable Active Droop™ ® QFET QS™ Quiet Series™ ...