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APW7098 Datasheet(PDF) 5 Page - Anpec Electronics Coropration |
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APW7098 Datasheet(HTML) 5 Page - Anpec Electronics Coropration |
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Copyright © ANPEC Electronics Corp. Rev. A.6 - Oct., 2009 APW7098 www.anpec.com.tw 5 Electrical Characteristics (Cont.) APW7098 Symbol Parameter Test Conditions Min. Typ. Max. Unit ERROR AMPLIFIER DC Gain RL = 10k Ω to the ground - 85 - dB Gain-Bandwidth Product CL = 100pF, RL = 10k Ω to the ground - 20 - MHz Slew Rate CL = 100pF, IO = ± 400 µA - 8 - V/ µs Upper Clamp Voltage IO = 1mA 2.7 3.0 - V Lower Clamp Voltage IO = -1mA - - 0.1 V COMP Pull-Low Resistance In fault or shutdown condition - 2 - k Ω OSCILLATOR RT = GND 135 150 165 RT = Floating 270 300 330 FOSC Oscillator Frequency RT = 5VCC 360 400 440 kHz ∆V OSC1/2 Oscillator Sawtooth Amplitude - 1.5 - V IRT RT Input Current RT = GND/5VCC(5V) -100 - +100 µA RT 5VCC Level For FOSC =150kHz V5VCC-0.5 - - V RT Floating Voltage For FOSC =300kHz 1.2 3.6 V5VCC-1.2 V RT GND Level For FOSC =400kHz - - 0.3 V Maximum Duty Cycle 85 88 - % MOSFET GATE DRIVERS UGATE1/2 Source Current VBOOT = 12V, VUGATE-VPHASE = 2V - 2.6 - A UGATE1/2 Sink Current VBOOT = 12V, VUGATE-VPHASE = 2V - 1 - A LGATE1/2 Source Current VCC = 12V, VLGATE = 2V - 2.6 - A LGATE1/2 Sink Current VCC =12V, VLGATE = 2V - 1.4 - A UGATE1/2 Source Resistance VBOOT = 12V, 100mA Source Current - 2.5 3.75 Ω UGATE1/2 Sink Resistance VBOOT = 12V, 100mA Sink Current - 2 3 Ω LGATE1/2 Source Resistance VCC = 12V, 100mA Source Current - 2 3 Ω LGATE1/2 Sink Resistance VCC = 12V, 100mA Sink Current - 1.4 2.1 Ω TD Dead-Time - 30 - ns CURRENT SENSE AND DROOP FUNCTION ICSP CSP1/2 Pin Input Current -100 - +100 nA Sourcing current 80 - - ICSN CSN1/2 Maximum Output Current R CSN1/2 = 2k Ω, Sinking current 15 - - µA Current Sense Amplifier Bandwidth - 3 - MHz DROOP Output Current Accuracy RDROOP = 2k Ω, V DROOP =0.005V - 50 - µA DROOP Accuracy ∆V FB = VDROOP/20, VDROOP = 1V -5 - +5 mV Current Difference Between Channel1/2 and Average Current -10 - +10 % Refer to the typical application circuits. These specifications apply over V IN=12V, VOUT=1.2V and TA= -20 ~ 70°C, unless otherwise specified. Typical values are at T A=25°C. The V5VCC is supplied by the internal regulator. |
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