MP2359 MPS, MP2359 Datasheet
MP2359
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MP2359 Summary of contents
Page 1
... The Future of Analog IC Technology DESCRIPTION The MP2359 is a monolithic step-down switch mode converter with a built-in power MOSFET. It achieves 1.2A peak output current over a wide input supply range with excellent load and line regulation. Current provides fast transient response and eases loop stabilization ...
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... TM MP2359 – 1.2A, 24V, 1.4MHz STEP-DOWN CONVERTER IN A TSOT23-6 PACKAGE REFERENCE TOP VIEW BST 1 6 GND Part Number* Package MP2359DJ TSOT23-6 MP2359DT SOT23-6 * For Tape & Reel, add suffix –Z (eg. MP2359DJ–Z) For RoHS compliant packaging, add suffix –LF (eg. ...
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... FB voltage is below 250mV On/Off Control Input. Pull EN above 1.2V to turn the device on. Supply Voltage. The MP2359 operates from a +4.5V to +24V unregulated input needed prevent large voltage spikes from appearing at the input Switch Output ...
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... TM MP2359 – 1.2A, 24V, 1.4MHz STEP-DOWN CONVERTER IN A TSOT23-6 TYPICAL PERFORMANCE CHARACTERISTICS V = 12V 3.3V 4.7µ 10µ 22µ OUT Current Limit vs Duty Cycle 3.0 2.5 2.0 1.5 1.0 0 100 DUTY CYCLE (%) Short Circuit Entry V OUT 1V/div 1A/div. Start-up through Enable Resistive Load ...
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... TM MP2359 – 1.2A, 24V, 1.4MHz STEP-DOWN CONVERTER IN A TSOT23-6 OPERATION The MP2359 is a current mode buck regulator. That is, the EA output voltage is proportional to the peak inductor current. At the beginning of a cycle off. The EA output voltage is higher than the current sense amplifier output, and the current comparator’s output is low ...
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... TM MP2359 – 1.2A, 24V, 1.4MHz STEP-DOWN CONVERTER IN A TSOT23-6 APPLICATION INFORMATION Setting Output Voltage The external resistor divider is used to set the output voltage (see the schematic on front page). Table 1 shows a list of resistor selection for common output voltages. The feedback resistor R1 also sets the feedback loop bandwidth with the internal compensation capacitor (see Figure 1) ...
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... TM MP2359 – 1.2A, 24V, 1.4MHz STEP-DOWN CONVERTER IN A TSOT23-6 Table 2—Suggested Surface Mount Inductors Manufacturer Part Number Toko A921CY-4R7M Sumida CDRH4D28C/LD Wurth Electronics 7440530047 TYPICAL APPLICATION CIRCUITS D3 1N4148 (Optional OFF ON Notes can be installed if V < can be installed if V < 5V ...
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... TM MP2359 – 1.2A, 24V, 1.4MHz STEP-DOWN CONVERTER IN A TSOT23-6 PACKAGE INFORMATION 2.80 3.00 6 See Note 7 EXAMPLE AAAA TOP MARK PIN 1 1 TOP VIEW 0.84 0.90 0.30 0.95 BSC 0.50 FRONT VIEW GAUGE PLANE 0.25 BSC 0. 0.50 DETAIL “A” MP2359 Rev. 1.1 6/23/2006 MPS Proprietary Information. Unauthorized Photocopy and Duplication Prohibited. ...
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... TM MP2359 – 1.2A, 24V, 1.4MHz STEP-DOWN CONVERTER IN A TSOT23-6 2.80 3.00 6 See Note 7 EXAMPLE TOP MARK AAAA PIN 1 1 TOP VIEW 0.90 1.30 0.30 0.95 BSC 0.50 FRONT VIEW GAUGE PLANE 0.25 BSC 0. 0.55 DETAIL “A” NOTICE: The information in this document is subject to change without notice. Please contact MPS for current specifications. ...