MAX5039EUA+ Maxim Integrated Products, MAX5039EUA+ Datasheet
MAX5039EUA+
Specifications of MAX5039EUA+
Related parts for MAX5039EUA+
MAX5039EUA+ Summary of contents
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... Telecom/Base Station/Networking Typical Operating Circuit and Pin Configurations appear at end of data sheet. PowerPC is a registered trademark of IBM Corp. ________________________________________________________________ Maxim Integrated Products For pricing, delivery, and ordering information, please contact Maxim/Dallas Direct! at 1-888-629-4642, or visit Maxim’s website at www.maxim-ic.com. Voltage-Tracking Controllers for ...
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Voltage-Tracking Controllers for PowerPC, DSPs, and ASICs ABSOLUTE MAXIMUM RATINGS (All Voltages Referenced to GND) SDO, and POK ..................................-0.3V to +14V V , NDRV, CC CORE_FB, UVLO, I/O_SENSE, I/O, CORE ..........-0.3V to +4.25V All Pins to V (except POK)............................................. +0.3V ...
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ELECTRICAL CHARACTERISTICS (continued 2.5V to 5.5V 2V UVLO T = -40°C to +85°C, unless otherwise specified. Typical values are PARAMETER SYMBOL Regulator Amp Gain CORE Pulldown Resistance MONITOR OUTPUTS SDO Output ...
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Voltage-Tracking Controllers for PowerPC, DSPs, and ASICs ( 1.8V 3.3V CORE I/O A SYSTEM POWER-UP/POWER-DOWN (V RISING BEFORE V I NDRV SDO POK I/O CORE 5ms/div CORE_FB REFERENCE (V vs. ...
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V = 1.8V 3.3V CORE I/O V vs.I SDO SDO(SOURCE -40° 4. +85° +25° -40°C V ...
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Voltage-Tracking Controllers for PowerPC, DSPs, and ASICs PIN NAME MAX5039 MAX5040 Active-Low Shutdown Output. Connect SDO to active-low shutdown input of both CORE and SDO 1 1 I/O supplies. SDO is high when V Supply Voltage Input. Connect V 2 ...
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Performance During Typical Operation Scope shots are of the MAX5040 EV kit. Figures 1 through 8 demonstrate system performance of the MAX5040 under various power-up, power-down, and fault conditions. In some cases (described in detail below), startup or shutdown of ...
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Voltage-Tracking Controllers for PowerPC, DSPs, and ASICs SYSTEM POWER-UP/POWER-DOWN (V RISING BEFORE V I/O CORE V CC NDRV SDO POK I/O CORE 5ms/div Figure 1. System Power-Up/Power-Down (V I/O Rising Before V CORE ) SYSTEM POWER-UP/POWER-DOWN (V RISING BEFORE V ...
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CORE and I/O power supplies. The MAX5039/MAX5040 monitor and compare the CORE and I/O voltages as follows. When the I/O voltage is greater than or equal to the CORE voltage, MAX5039/MAX5040 regulate the exter- nal N-channel MOSFET ...
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Voltage-Tracking Controllers for PowerPC, DSPs, and ASICs 800mV CORE_FB UVLO 1.23V I/O CORE BLEED GND I/O_SENSE 1.23V 10 ______________________________________________________________________________________ Functional Diagram MAX5040 V CC 400mV FAULT GENERATOR FAULT 15ms TIMER NDRV SDO POK ...
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V (5V) IN I/O IN POWER SUPPLY CORE IN POWER SUPPLY 1µF 25.5kΩ 1% UVLO R8 10kΩ 1% Figure 9. Typical Application Circuit for the MAX5039 Designing with MAX5039/MAX5040 The MAX5039/MAX5040 provide intelligent control to ...
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Voltage-Tracking Controllers for PowerPC, DSPs, and ASICs V (5V) IN I/O IN POWER SUPPLY SHDN CORE IN POWER SUPPLY SHDN SDO 1µF 25.5kΩ 1% MAX5040 UVLO R8 10kΩ 1% Figure 10. Typical Application Circuit for ...
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10µF HD UVLO Figure 11. Circuit Prolongs V After a Brownout/Power-Down CC Condition power supplies startup delay and/or soft-start timing, which are specific to each of the power supplies, CORE and I/O outputs may not ...
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Voltage-Tracking Controllers for PowerPC, DSPs, and ASICs of the maximum output current rating of the CORE or I/O power supplies is adequate. However, care should be taken when selecting this MOSFET to make sure it is capable of sustaining all ...
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NORMALIZED THERMAL TRANSIENT IMPEDANCE, JUNCTION TO AMBIENT 2 1 DUTY CYCLE = 0.5 0.2 0.1 0.1 0.05 0.02 SINGLE PULSE 0.01 0.0001 0.001 Figure 12. Normalized Thermal Transient Impedance From step 5: the maximum V and V I/O voltage = ...
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Voltage-Tracking Controllers for PowerPC, DSPs, and ASICs Resistor tolerance error: ERROR (%) = RES_TOL (%) (1-Ratio) RESTOL where REF _ Ratio = = V V REGNOM If the nominal CORE set point is 1.6V, the ...
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Follow the guidelines below to program the UVLO voltage: 1) Determine the V tolerance; ±5% is common Determine the V rising threshold tolerance: UVLO Undervoltage lockout rising trip threshold, V tolerance: 1.230V ±2.5% Programming resistor tolerance: pick ...
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Voltage-Tracking Controllers for PowerPC, DSPs, and ASICs Programming I/O_SENSE Voltage (MAX5040 Only) See the application circuit examples in Figures 9 and 10. I/O_SENSE is used to monitor the I/O output voltage or any other voltage. The result is reported by ...
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Voltage-Tracking Controllers for Typical Operating Circuit V IN I/O OUT IN POWER SUPPLY SHDN CORE IN OUT POWER SUPPLY SHDN CORE I/O SDO V NDRV CC MAX5039 UVLO CORE_FB GND ______________________________________________________________________________________ PowerPC, DSPs, and ASICs TOP VIEW V SDO I/O ...
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Voltage-Tracking Controllers for PowerPC, DSPs, and ASICs (The package drawing(s) in this data sheet may not reflect the most current specifications. For the latest package outline information www.maxim-ic.com/packages ÿ 0.50±0.1 0.6±0.1 1 0.6±0.1 D TOP ...
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... Maxim cannot assume responsibility for use of any circuitry other than circuitry entirely embodied in a Maxim product. No circuit patent licenses are implied. Maxim reserves the right to change the circuitry and specifications without notice at any time. Maxim Integrated Products, 120 San Gabriel Drive, Sunnyvale, CA 94086 408-737-7600 ____________________ 21 © 2003 Maxim Integrated Products ...