MP2104 MPS, MP2104 Datasheet
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MP2104
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MP2104 Summary of contents
Page 1
... MP2104DJ-1.5 MP2104DJ-1.8 are fixed at 1.5V and 1.8V, respectively. The MP2104 can also run at 100% duty cycle for low dropout applications. The MP2104 is available in low profile (1mm) 5-pin TSOT and 0.75mm TQFN-6 packages. ORDERING INFORMATION Part Number Output Voltage MP2104DJ-1.5 MP2104DJ-1.8 MP2104DJ ...
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... GND Part Number* MP2104DJ MP2104DJ-1.5 MP2104DJ-1.8 MP2104DQT * For Tape & Reel, add suffix –Z (eg. MP2104DJ–Z) For Lead Free, add suffix –LF (eg. MP2104DJ–LF–Z) ABSOLUTE MAXIMUM RATINGS V to GND ..................................–0.3V to +6. GND........................... –0. GND ..........................–0.3V to +6.5V ...
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... MP2104 – 1.7MHz 600mA SYNCHRONOUS STEP-DOWN CONVERTER ELECTRICAL CHARACTERISTICS 3.6V +25°C, unless otherwise noted Parameter Symbol Condition Supply Current Shutdown Current IN Under Voltage Lockout Threshold IN Under Voltage Lockout Hysteresis Regulated FB Voltage FB Input Bias Current Regulated Output Voltage PFET On Resistance ...
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... MP2104 – 1.7MHz 600mA SYNCHRONOUS STEP-DOWN CONVERTER TYPICAL PERFORMANCE CHARACTERISTICS V = 3.3V 1.8V 10µ 4.7µ 10µ OUT Efficiency vs Load Current 100 3. 4. 100 LOAD CURRENT (mA) MP2104-TPC01 Efficiency vs Load Current 100 ...
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... MP2104 – 1.7MHz 600mA SYNCHRONOUS STEP-DOWN CONVERTER TYPICAL PERFORMANCE CHARACTERISTICS V = 3.3V 1.8V 10µ 4.7µ 10µ OUT MP2104 Rev. 1.4 5/28/2008 MPS Proprietary Information. Unauthorized Photocopy and Duplication Prohibited. (continued) = +25°C, unless otherwise noted. A www.MonolithicPower.com © 2008 MPS. All Rights Reserved. ...
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... MPS Proprietary Information. Unauthorized Photocopy and Duplication Prohibited. Description Regulator Enable Control Input. Drive EN above 1.5V to turn on the MP2104. Drive EN below 0.3V to turn it off (shutdown current < 0.1µA). Ground. Connect exposed pad (MP2104DQT) to GND plane for proper thermal performance. Power Switch Output. Inductor connection to drains of the internal PFET and NFET switches. Supply Input. Bypass to GND with a 2.2µ ...
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... MP2104 – 1.7MHz 600mA SYNCHRONOUS STEP-DOWN CONVERTER IN BIAS & EN VOLTAGE REFERENCE 0.6V SLOPE COMP + FEEDBACK EAO ERROR EAMP AMP 17pF Figure 1—Functional Block Diagram (MP2104) MP2104 Rev. 1.4 5/28/2008 MPS Proprietary Information. Unauthorized Photocopy and Duplication Prohibited. CURRENT SENSE AMP ICS + PWM ...
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... Dropout Operation The MP2104 allows the main switch to remain on for more than one switching cycle and increases the duty cycle while the input voltage is dropping close to the output voltage. When the duty cycle ...
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... MP2104 – 1.7MHz 600mA SYNCHRONOUS STEP-DOWN CONVERTER APPLICATION INFORMATION Output Voltage Setting (MP2104DJ) The external resistor divider sets the output voltage (see Figure 3). The feedback resistor R1 also sets the feedback loop bandwidth with the internal compensation capacitor (see Figure 1). Choose R1 around 300kΩ for optimal transient response ...
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... Figure 3 illustrates an example of PCB layout and signal routing. ⎞ 1 ⎟ Figure 3—MP2104 Suggested Layout + ⎟ × × ⎠ OSC For the fixed output versions (MP2104DJ-1.5 and MP2104-1.8 shorted and R2 is open. www.MonolithicPower.com © 2008 MPS. All Rights Reserved. 10 ...