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Document overview
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Technical content
Features
Wide Operating Voltage Range: 3.6~40V Reference Voltage Precision: 2% Oscillator Frequency: 500KHz Max. Output sink current up to 100mA Low Quiescent Supply Current Variable Dead-time Control (DTC) UVLO Protection Function SCP Protection Function Package: SOP-8L
Applications
Graphic Card Telecom and Datacom Applications High Power DC-DC Regulators Typical Application Circuit
This datasheet contains new product informat ion. Feeling Technology reserves the right s to modify the product specification wi thout notice. No liability is assumed as a result of the use of this product. No rights under any patent accompany the sales of the product. Function Block Diagram OSC Reference Voltage UVLO GND OUTDTCRTVCC FB COMP SCP Idt 2.5V 1.5V Error AMP SCP COMP 1 SCP COMP 2 PWM / DTC COMP Pin Descriptions SOP-8L FP5001 9Fa-86L Name No. I / O Description OUT 1 O Open Collector Transistor Output VCC 2 P IC Power Supply COMP 3 O Error Amplifier Output FB 4 I Error Amplifier Inverting Input SCP 5 I Short Circuit Protection Input DTC 6 I Duty Control Input RT 7 I Oscillator Frequency Control Input GND 8 P IC Ground
This datasheet contains new product informat ion. Feeling Technology reserves the right s to modify the product specification wi thout notice. No liability is assumed as a result of the use of this product. No rights under any patent accompany the sales of the product. Marking Information SOP-8L Halogen Free Lot Number Per-Half Month Year FP5001 Internal ID Halogen Free: Halogen free product indicator Lot Number: Wafer lot number’s last two digits For Example: 132386TB 86 Internal ID: Internal Identification Code n Per-Half Month: Production period indicated in half month time unit For Example: January → A (Front Half Month), B (Last Half Month) February → C (Front Half Month), D(Last Half Month) Year: Production year’s last digit
This datasheet contains new product informat ion. Feeling Technology reserves the right s to modify the product specification wi thout notice. No liability is assumed as a result of the use of this product. No rights under any patent accompany the sales of the product.
Ordering Information
Part Number Operating Temperature Package MOQ Description FP5001DR-LF -20°C ~ +85°C SOP-8L 2500EA Tape & Reel Absolute Maximum Ratings Parameter Symbol Conditions Min. Typ. Max. Unit Power Supply Voltage V CC 40 V Differential Input Voltage VID 20 V Collector Output Voltage Vo 40 V Collector Output Current Io 150 mA Maximum Junction Temperature T J 150 ℃ Junction to Ambient Thermal Resistance TA=25℃ 650 mW Power Dissipation (SOP-8L package) TA=70℃ 550 mW Storage Temperature Range -65 +150 °C Lead Temperature (Soldering, 10 sec) +260 °C IR Re-flow Soldering Curve
This datasheet contains new product informat ion. Feeling Technology reserves the right s to modify the product specification wi thout notice. No liability is assumed as a result of the use of this product. No rights under any patent accompany the sales of the product. Recommended Operating Conditions Parameter Symbol Conditions Min. Typ. Max. Unit Supply Voltage V CC 3.6 40 V Operating Temperature -20 +85 °C Operating Junction Temperature -65 +150 °C specified) Parameter Symbol Conditions Min. Typ. Max. Unit Reference Output Voltage V REF COMP Connected to FB 0.98 1 1.02 V Input Regulation V △ REF VCC＝3.6 V to 40 V 2 12.5 mV TA＝-20℃ to 25℃ -10 -1 15 mV / VOutput Voltage Change with Temperature V△ REF / VREF TA＝ 25 ℃ to 85℃ -10 -2 10 mV / V Under Voltage Lockout Upper Threshold Voltage V upper 3 V Lower Threshold Voltage V low 2.8 V Hysteresis V hys 100 200 mV Reset Threshold Voltage V reset 2.1 2.55 V Short-Circuit Protection SCP Threshold Voltage V TH 0.95 1.00 1.05 V SCP Voltage, Latched V LATCH No Pullup 2.4 V SCP Voltage, UVLO Operation V OPR 140 185 230 mV SCP Voltage, UVLO Standby V STANDBY No Pullup 60 120 mV Input Source Current I SOURCR TA＝25℃ -10 -15 -20 μA SCP Comparator 1 Threshold Voltage VCOMP (TH) 1.5 V Oscillator Frequency f RT＝100K 70 KHz Standard Deviation of Frequency f △ 15 KHz Frequency Change with Voltage f △ / V△ VCC＝3.6V to 40V 1 KHz TA＝-20℃ to 25 ℃ -4 -0.4 4 KHz Frequency Change with Temperature f△ / T△ TA＝ 25 ℃ to 85 ℃ -4 -0.2 4 KHz Voltage at RT V RT 1 V
This datasheet contains new product informat ion. Feeling Technology reserves the right s to modify the product specification wi thout notice. No liability is assumed as a result of the use of this product. No rights under any patent accompany the sales of the product. Parameter Symbol Conditions Min. Typ. Max. Unit Duty Control Output (Source) Current I SOURCE V (DT)＝1.5V 0.9×IRT ‡ 1.2×I RT μA Duty Cycle＝0% 0.5 0.7 V Input Threshold Voltage V TH Duty Cycle＝100% 1.3 1.5 V Error Amplifier Input Voltage VIN VCC＝3.6V to 40V 0 1.5 V Input Bias Current V BIAS -160 -500 nA Output Voltage Swing Positive V POS 1.5 2.3 V Output Voltage Swing Negative V NEG 0.3 0.4 V Open-loop Voltage Amplification A VO 80 dB Unity-Gain Bandwidth BW U 1.5 MHz Output（Sink）Current ISINK VI (FB) ＝1.2V, COMP＝1V 600 1100 μA Output（Source）Current ISOURCE VI (FB) ＝0.8V, COMP＝1V -45 -70 μA Output Output Saturation Voltage V SAT IO＝10mA 0.8 1.2 V VO＝40V， V CC＝0 10 μA Off-state Current I OFF VO＝40V 10 μA Short-circuit Output Current I SC VO＝6V 40 mA Total Device Standby Supply Current Off State I STANDBY 1 1.5 mA Average Supply Current I AVE RT＝100k 1.2 1.5 mA
This datasheet contains new product informat ion. Feeling Technology reserves the right s to modify the product specification wi thout notice. No liability is assumed as a result of the use of this product. No rights under any patent accompany the sales of the product. resistive divider provides 1V reference for the error amplifier and the SCP circuit. Figure 1. Error-Amplifier Gain Setting resistance should be 100 kΩ or larger. frequency can be determined by using the graph shown in Figure 5. triangular wave is greater than the lesser of the two inputs.
This datasheet contains new product informat ion. Feeling Technology reserves the right s to modify the product specification wi thout notice. No liability is assumed as a result of the use of this product. No rights under any patent accompany the sales of the product. whenever the supply voltage drops too low (approximately 3 V at 25°C) for proper operation. A hysteresis voltage of 200 mV eliminates false triggering on noise and chattering. voltage until UVLO becomes active or until the SCP terminal is pulled to ground externally. of the time-out period, the timer sets the latching circuit and turns off the FP5001 output transistor. Figure 3. SCP Circuit
This datasheet contains new product informat ion. Feeling Technology reserves the right s to modify the product specification wi thout notice. No liability is assumed as a result of the use of this product. No rights under any patent accompany the sales of the product. CSCP = 12.46 × tSCP Where t is in seconds, C in μF. UVLO circuit is inactive, and the short-circuit protection circuit is inactive. Figure 4. PWM Timing Diagram
This datasheet contains new product informat ion. Feeling Technology reserves the right s to modify the product specification wi thout notice. No liability is assumed as a result of the use of this product. No rights under any patent accompany the sales of the product. Typical Operating Characteristics OSCILLATOR FREQUENCY VS TIMING RESISTANCE
10 K 100 K 1 M
fosc - Oscillator Frequency - Hz Rt - Timing Resistance - ￠FG[ TA =2 5 oC Vcc = 6 V OSCILLATOR FREQUENCY VS AMBIENT TEMPERATURE fosc - Oscillator Frequency - kHz -5 0 -2 5 0 2 5 1 0 0 - Ambient Temperature - ℃ 50 75 TA REFERENCE OUTPUT VOLTAGE VS POWER-SUPPLY VOLTAGE Vref - Reference Output Voltage - V 0.4 0.8 1.6 0123456 Vcc - Power Supply Voltage - V 71 0 0.2 0.6 1.0 TA =2 5 oC 1.2
1.4 FB and COMP
REFERENCE OUTPUT VOLTAGE FLUCTUATION VS AMBIENT TEMPERATURE -5 0 -2 5 0 2 5 1 0 0 -1 . 2 1.2 1.6 2.4 - Ambient Temperature - ℃ 50 75 0.8 2.0 TA !¢FGgVref - Reference Output Voltage Fluctuation - % 0.4 -0 . 4 -0 . 8 Vcc = 6V FB and COMP Connected Together AVERAGE SUPPLY CURRENT VS POWER-SUPPLY VOLTAGE Icc - Average Supply Current - mA 0 1 02 03 04 0 0.5 1.0 1.5 2.0 Vcc - Power-Supply Voltage - V T= 2 5 oC R A t =100kΩ AVERAGE SUPPLY CURRENT VS AMBIENT TEMPERATURE Icc - Average Supply Current - mA -5 0 -2 5 0 2 5 1 0 0 0.8 1.0 1.1 1.3 - Ambient Temperature - ℃ 50 75 0.9 1.2 TA Vcc = 6V Rt =100kΩ Figure 5 Figure 6 Figure 7 Figure 8 Figure 9 Figure 10 Vcc = 6V Rt =100kΩ
This datasheet contains new product informat ion. Feeling Technology reserves the right s to modify the product specification wi thout notice. No liability is assumed as a result of the use of this product. No rights under any patent accompany the sales of the product. PWM TRIANGLE WAVE AMPLITUDE VOLTAGE VS OSCILLATOR FREQUENCY PWM Triangle Wave Amplitude Voltage - V 0.3 0.6 1.8
10 K 100 K 1M 10 M
fosc - Oscillator Frequency - Hz 0.9 1.2 1.5 oscV max (100% duty cycle) oscV min (zero duty cycle) Vcc = 6 V TA = 25 oC ERROR AMPLIFIER OUTPUT VOLTAGE VS OUTPUT (SINK) CURRENT Vo - Error Amplifier Output Voltage - V Io - Output (Sink) Current - mA 0.5 1.0 1.5 2.0 2.5 3.0 1.0 T = 25 oC V A I(FB) = 1.2 V Vcc = 6 V ERROR AMPLIFIER OUTPUT VOLTAGE VS AMBIENT TEMPERATURE Vo - Error Amplifier Output Voltage - V - 50 - 25 0 25 100 2.05 2.15 2.25 2.30 2.40 - Ambient Temperature - ℃ 50 75 2.20 2.35 TA 2.10 2.00 Vcc = 6V VI(FB) No Load = 0.8 V ERROR AMPLIFIER OUTPUT VOLTAGE VS AMBIENT TEMPERATURE Vo - Error Amplifier Output Voltage - mV - 50 - 25 0 25 100 100 110 115 - Ambient Temperature - ℃ 50 75 105 120 TA Vcc = 6V VI(FB) No Load = 1.2 V ERROR AMPLIFIER OUTPUT VOLTAGE vs OUTPUT (SOURCE) CURRENT Vo - Error Amplifier Output Voltage - V Io - Output (Source) Current - μA 0 20 40 60 80 120 0.5 1.0 1.5 2.0 100 3.0 2.5 T = 25 oC V A I(FB) = 0.8 V Vcc = 6 V OUTPUT DUTY CYCLE VS DTC VOLTAGE Output Duty Cycle - % 0 0.5 1 2 100 DTC Voltage - V 1.5 120 Vcc = 6V TA = 25 oC Rt =100kΩ Figure 11 Figure 12 Figure 13 Figure 14 Figure 15 Figure 16
This datasheet contains new product informat ion. Feeling Technology reserves the right s to modify the product specification wi thout notice. No liability is assumed as a result of the use of this product. No rights under any patent accompany the sales of the product. Package Outline SOP-8L U N I T : m m Note: 1. Package dimensions are in compli ance with JEDEC outline: MS-012 AA. 2. Dimension “D” does not include moldi ng flash, protrusions or gate burrs. 3. Dimension “E” does not include inter-lead flash or protrusions. Symbols Min. (mm) Max. (mm) A 1.346 1.752 A1 0.101 0.254 A2 1.498 D 4.800 4.978 E 3.810 3.987 H 5.791 6.197 L 0.406 1.270 θ° 0° 8°