MCP1640T-I/CHY Microchip Technology, MCP1640T-I/CHY Datasheet
MCP1640T-I/CHY
Specifications of MCP1640T-I/CHY
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MCP1640T-I/CHY Summary of contents
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... Wireless Sensors • Handheld Instruments • GPS Receivers • Bluetooth Headsets • +3.3V to +5.0V Distributed Power Supply 2010 Microchip Technology Inc. MCP1640/B/C/D General Description The MCP1640/B/C compact, high-efficiency, fixed frequency, synchronous step-up DC-DC con- verter. It provides an easy-to-use power supply solution ...
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... GND L 1 µ 4 OUTS OUTP 976 K 309 K GND GND for 3.3V OUT OUT V = 0.8V IN 1.0 10.0 100.0 Output Current (mA) V OUT 3.3V @ 100 mA C OUT µ OUT 5.0V @ 300 mA C OUT 10 µ 2. 1.2V IN 1000.0 2010 Microchip Technology Inc. ...
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... OUT 5: Peak current limit determined by characterization, not production tested. 2010 Microchip Technology Inc. † Notice: Stresses above those listed under “Maximum Ratings” may cause permanent damage to the device. This is a stress rating only and functional operation of ...
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... Regulation 1. OUT % 100 mA; OUT kHz %of V OUT %of V OUT IN µ µS EN Low to High, 90 Note 4 OUT C C quiescent current can be IN Units Conditions °C Steady State °C °C Transient °C/W EIA/JESD51-3 Standard °C/W 2010 Microchip Technology Inc. ...
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... V OUT 500 V = 3.3V OUT 400 V = 2.0V 300 OUT 200 100 0 0 0.5 1 1.5 2 2.5 3 3.5 V (V) IN FIGURE 2-3: Maximum I OUT 2010 Microchip Technology Inc µ 4.7 µH, V OUT IN 100 3.3V OUT 0. FIGURE 2-4: Mode Efficiency vs. I 100 90 = 5.0V ...
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... OUT LOAD A = 3.3V Startup Shutdown 100 I (mA) OUT Minimum Start-up and into Resistive Load vs OUT V = 3.3V OUT - Ambient Temperature (°C) F vs. Ambient OSC V = 5.0V OUT V = 3.3V OUT V = 2.0V OUT (mA) OUT PWM Pulse Skipping Mode . OUT 2010 Microchip Technology Inc. 10 ...
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... OUT OUT 0.5 1 1.5 2 2.5 V (V) IN FIGURE 2-15: PFM / PWM Threshold Current vs 2010 Microchip Technology Inc. MCP1640/B/C µ 4.7 µH, V OUT 5.0V OUT = 3. 5.0V OUT 2.9 3.2 3.5 FIGURE 2-16: Mode Waveforms. 4 4.5 5 FIGURE 2-17: PWM Mode Waveforms 5.0V ...
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... Transient Waveforms. DS22234A-page µ 4.7 µH, V OUT IN OUT FIGURE 2-22: Transient Waveforms. = FIGURE 2-23: IN Transient Waveforms. Load FIGURE 2-24: OUT Waveforms. = 3.3V mA +25°C. LOAD A MCP1640B 3.3V V Load OUT MCP1640B 2.0V V Load OUT 3.3V V Line Transient OUT 2010 Microchip Technology Inc. ...
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... Output Voltage Pin (V OUT The output voltage pin connects the integrated P-Channel MOSFET to the output capacitor. The FB voltage divider is also connected to the V voltage regulation. 2010 Microchip Technology Inc. Table 3-1. 5 Switch Node, Boost Inductor Input Pin Ground Pin 4 Enable Control Input Pin ...
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... MCP1640/B/C/D NOTES: DS22234A-page 10 2010 Microchip Technology Inc. ...
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... Figure 2-12 represents the input voltage versus load current for the pulse skipping threshold in PWM only mode. At lighter loads, the MCP1640B/D devices begin to skip pulses. 2010 Microchip Technology Inc. MCP1640/B/C/D 4.1.3 TRUE OUTPUT DISCONNECT OPTION The MCP1640/B devices incorporate a true output disconnect feature ...
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... There is no undervoltage lockout feature for the MCP1640/B/C/D. The device will start up at the lowest possible voltage and run down to the lowest possible voltage. For typical battery applications, this may result in “motor-boating” for deeply discharged batteries. 2010 Microchip Technology Inc. FB ...
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... V disable the boost converter, the EN voltage must be less than 20% of the V voltage. IN 2010 Microchip Technology Inc. MCP1640/B/C/D 4.2.6 INTERNAL BIAS The MCP1640/B/C/D gets its start-up bias from V Once the output exceeds the input, bias comes from the output ...
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... MCP1640/B/C/D NOTES: DS22234A-page 14 2010 Microchip Technology Inc. ...
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... The FB input leakage current can also impact the divider and change the output voltage tolerance. 2010 Microchip Technology Inc. MCP1640/B/C/D 5.3 Input Capacitor Selection The boost input current is smoothed by the boost inductor reducing the amount of filtering necessary at the input ...
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... C. 5-3. OUT – OUT OUT Dis , C and the inductor. IN OUT 2 *L power INRMS ESR 2010 Microchip Technology Inc. ...
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... IN GND FIGURE 5-1: MCP1640/B/C/D SOT23-6 Recommended Layout GND FIGURE 5-2: MCP1640/B/C/D DFN-8 Recommended Layout. 2010 Microchip Technology Inc. MCP1640/B/C/D Via to GND Plane R R BOT MCP1640 1 Via for Enable L MCP1640 1 Enable TOP +V OUT C OUT GND Wired on Bottom Plane +V OUT C OUT ...
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... MCP1640/B/C/D NOTES: DS22234A-page 18 2010 Microchip Technology Inc. ...
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... I/O pins is used to enable and disable the MCP1640C to control its bias voltage. While operating in Sleep mode, the MCP1640C input quiescent current is typically less than 1 uA. FIGURE 6-1: Manganese Lithium Coin Cell Application using Bypass Mode 3. µ FIGURE 6-2: USB On-The-Go Powered by Li-Ion. 2010 Microchip Technology Inc µ 4 OUT µ ...
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... MCP1640/B/C/D NOTES: DS22234A-page 20 2010 Microchip Technology Inc. ...
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... Note: In the event the full Microchip part number cannot be marked on one line, it will be carried over to the next line, thus limiting the number of available characters for customer-specific information. 2010 Microchip Technology Inc. MCP1640/B/C/D Example BZNN Example ...
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... MCP1640/B/C/D /HDG 3ODVWLF 6PDOO 2XWOLQH 7UDQVLVWRU &+ >627 1RWH N PIN LASER MARK 1RWHV DS22234A-page φ 2010 Microchip Technology Inc. ...
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... Note: For the most current package drawings, please see the Microchip Packaging Specification located at http://www.microchip.com/packaging 2010 Microchip Technology Inc. MCP1640/B/C/D DS22234A-page 23 ...
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... MCP1640/B/C/D /HDG 3ODVWLF 'XDO )ODW 1R /HDG 3DFNDJH 0& ± 1RWH D N NOTE TOP VIEW A3 1RWHV DS22234A-page 24 PP %RG\ >') EXPOSED PAD BOTTOM VIEW A NOTE NOTE 2010 Microchip Technology Inc. ...
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... Microchip Technology Inc. MCP1640/B/C/D PP %RG\ >')1@ DS22234A-page 25 ...
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... MCP1640/B/C/D NOTES: DS22234A-page 26 2010 Microchip Technology Inc. ...
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... APPENDIX A: REVISION HISTORY Revision A (February 2010) • Original Release of this Document. 2010 Microchip Technology Inc. MCP1640/B/C/D DS22234A-page 27 ...
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... MCP1640/B/C/D NOTES: DS22234A-page 28 2010 Microchip Technology Inc. ...
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... MCP1640B-I/MC: d) MCP1640BT-I/MC: e) MCP1640C-I/MC: f) MCP1640CT-I/MC: g) MCP1640D-I/MC:: h) MCP1640DT-I/MC:: Tape and Reel, (Industrial) i) MCP1640T-I/CHY: j) MCP1640BT-I/CHY: Tape and Reel, k) MCP1640CT-I/CHY: Tape and Reel, l) MCP1640DT-I/CHY: Tape and Reel, . 0.65V, Sync Reg., 8LD-DFN pkg. Tape and Reel, 0.65V, Sync Reg., 8LD-DFN pkg. 0.65V, Sync Reg., 8LD-DFN pkg. ...
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... MCP1640/B/C/D NOTES: DS22234A-page 30 2010 Microchip Technology Inc. ...
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... REAL ICE, rfLAB, Select Mode, Total Endurance, TSHARC, UniWinDriver, WiperLock and ZENA are trademarks of Microchip Technology Incorporated in the U.S.A. and other countries. SQTP is a service mark of Microchip Technology Incorporated in the U.S.A. All other trademarks mentioned herein are property of their respective companies. ...
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... Fax: 886-3-6578-370 Taiwan - Kaohsiung Tel: 886-7-536-4818 Fax: 886-7-536-4803 Taiwan - Taipei Tel: 886-2-2500-6610 Fax: 886-2-2508-0102 Thailand - Bangkok Tel: 66-2-694-1351 Fax: 66-2-694-1350 2010 Microchip Technology Inc. EUROPE Austria - Wels Tel: 43-7242-2244-39 Fax: 43-7242-2244-393 Denmark - Copenhagen Tel: 45-4450-2828 Fax: 45-4485-2829 France - Paris Tel: 33-1-69-53-63-20 ...