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MAX8810AETM Datasheet(PDF) 6 Page - Maxim Integrated Products |
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MAX8810AETM Datasheet(HTML) 6 Page - Maxim Integrated Products |
6 / 50 page 6 _______________________________________________________________________________________ VRD11/VRD10, K8 Rev F 2/3/4-Phase PWM Controllers with Integrated Dual MOSFET Drivers PARAMETER CONDITIONS MIN TYP MAX UNITS VCC Operating Range 4.5 5.5 V Rising 4.0 4.5 VCC UVLO Trip Level Falling 3.7 4.3 V INTERNAL REFERENCE (REF) Output Voltage IREF = -100µA 1.99 2.01 V Output Regulation (Sourcing) VCC = 4.5V at IREF = -500µA to VCC = 5.5V at IREF = -100µA -0.065 +0.065 % Output Regulation (Sinking) VCC = 4.5V at IREF = +100µA to VCC = 5.5V at IREF = +500µA -0.2 +0.2 % BUF REFERENCE BUF Regulation Voltage IBUF = 0A 0.99 1.01 V BUF Output Regulation VCC = 4.5V at IBUF = +100µA to VCC = 5.5V at IREF = +500µA -0.4 +0.4 % SOFT-START EN Startup Delay (TD1) From EN rising to VOUT rising 1.6 2.8 ms Soft-Start Period Range (TD2) 12k Ω < RSS/OVP < 90.9kΩ 0.5 6.5 ms Soft-Start Tolerance RSS/OVP = 56k Ω 2.25 3.75 ms Intel Boot Level Duration (TD3) SEL = GND or SEL = VCC 175 350 µs VOLTAGE REGULATION RS+ Input Bias Current VRS+ = 1.0V 1 µA RS- Input Bias Current VRS- = 0.2V 1 µA Output-Voltage Initial Accuracy VDAC_ = 1V (Note 1) -0.35 +0.35 % gMV Amplifier Transconductance 1.91 2.06 mS CURRENT LIMIT Average Current-Limit Trip-Level Accuracy VILIM = 1.5V -11 +11 % ILIM Input Bias Current 1µA ILIM Default Program Level VILIM > VCC - 0.2V 1.197 1.463 V ENABLE INPUT (EN) Turn-On Threshold (Rising) VCC = 4.5V to 5.5V, 100mV typ hysteresis 0.8 0.9 V LOGIC INPUTS (VID0–VID7) INTEL (SEL = HIGH OR LOW) Input Low Level VCC = 4.5V to 5.5V 0.4 V Input High Level VCC = 4.5V to 5.5V 0.8 V Input Pulldown Resistance 100 270 k Ω ELECTRICAL CHARACTERISTICS (VVL_ = VBST_ = 6.5V, VCC = VEN = 5V, VILIM = 1.5V, VID_ = SEL = REF = BUF = unconnected, VCOMP = VRS+ = 1.0V, RVRREADY = 5k Ω pullup to 5V, RSS/OVP = 12kΩ = RNTC = 10kΩ to GND, fSW = 300kHz, RVRTSET = 50kΩ to GND, VCS_+ = VCS_- = 1V, PWM_ = unconnected, RVRHOT = 249 Ω pullup to 1.05V, VGND = VPGND_ = VLX_ = VRS- = 0V, DL_ = DH_ = unconnected, TA = -40°C to +85 °C.) (Note 2) |
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