MCP73826-4.2VCH Microchip Technology, MCP73826-4.2VCH Datasheet
MCP73826-4.2VCH
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MCP73826-4.2VCH Summary of contents
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... The accuracy of the voltage regulation is better than ±1% over the entire operating temperature range and supply voltage range. The MCP73826-4.1 is preset to a regulation voltage of 4.1V, while the MCP73826- 4.2 is preset to 4.2V. The MCP73826 operates with an input voltage range from 4.5V to 5.5V. The MCP73826 is fully specified over the ambient temperature range of -20° ...
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... MCP73826 Functional Block Diagram DS21705A-page 2 2002 Microchip Technology Inc. ...
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... Exposure to maximum rating conditions for extended peri- ods may affect device reliability. DC CHARACTERISTICS: MCP73826-4.1, MCP73826-4.2 Unless otherwise specified, all limits apply for V Typical values are at +25°C. Refer to Figure 1-1 for test circuit. ...
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... MCP73826 V = 5.1V IN (MCP73826-4. 5.2V IN (MCP73826-4.2) 22 µF FIGURE 1-1: MCP73826 Test Circuit. DS21705A-page 4 NDS8434 R SENSE SNS DRV BAT IN 100 k 1 GND SHDN MCP73826 I OUT V OUT 3 22 µF 2 2002 Microchip Technology Inc. ...
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... Output Voltage vs. Input Voltage (MCP73826-4.2). FIGURE 2-3: Output Voltage vs. Input Voltage (MCP73826-4.2). 2002 Microchip Technology Inc mA, Constant Voltage Mode 25°C. Refer to Figure 1-1 for test circuit. A FIGURE 2-4: FIGURE 2-5: FIGURE 2-6: MCP73826 Supply Current vs. Output Current. Supply Current vs. Input Voltage. Supply Current vs. Input Voltage. DS21705A-page 5 ...
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... Output Voltage. FIGURE 2-8: Output Reverse Leakage Current vs. Output Voltage. FIGURE 2-9: Current Limit Foldback. DS21705A-page mA, Constant Voltage Mode 25°C. Refer to Figure 1-1 for test circuit. A FIGURE 2-10: Supply Current vs. Temperature. FIGURE 2-11: Output (MCP73826-4.2). FIGURE 2-12: Power-Up / Power-Down. Voltage vs. Temperature 2002 Microchip Technology Inc. ...
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... Note: Unless otherwise indicated, I OUT FIGURE 2-13: Line Transient Response. FIGURE 2-14: Line Transient Response. 2002 Microchip Technology Inc mA, Constant Voltage Mode 25°C. Refer to Figure 1-1 for test circuit. A FIGURE 2-15: Load Transient Response. FIGURE 2-16: Load Transient Response. MCP73826 DS21705A-page 7 ...
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... MCP73826 3.0 PIN DESCRIPTION The descriptions of the pins are listed in Table 3-1. Pin Name Description 1 SHDN Logic Shutdown 2 GND Battery Management 0V Reference 3 Cell Voltage Monitor Input V BAT 4 V Drive Output DRV 5 V Battery Management IN Input Supply 6 V Charge Current Sense Input SNS TABLE 3-1: Pin Function Table ...
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... MCP73826 verifies the state of the SHDN pin. The SHDN pin must be above the logic high level. If the SHDN pin is above the logic high level, the MCP73826 initiates a charge cycle. If the cell is below the preconditioning threshold, 2.4V typically, the MCP73826 preconditions the cell with a scaled back current ...
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... V BAT 5.1.3 SUPPLY VOLTAGE ( The V input is the input supply to the MCP73826. The IN MCP73826 automatically enters a power-down mode if the voltage on the V input falls below the voltage on IN the pin. This feature prevents draining the battery V BAT pack when the V supply is not present ...
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... APPLICATIONS The MCP73826 is designed to operate in conjunction with a host microcontroller or in stand-alone applica- tions. The MCP73826 provides the preferred charge VOLTAGE REGULATED WALL CUBE MA2Q705 µF SHDN GND V 100 k FIGURE 6-1: Typical Application Circuit. PRECONDITIONING PHASE REGULATION VOLTAGE (V ) REG REGULATION CURRENT ( ...
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... MCP73826 6.1 Application Circuit Design Due to the low efficiency of linear charging, the most important factors are thermal design and cost, which are a direct function of the input voltage, output current and thermal impedance between the external P-chan- nel pass transistor, Q1, and the ambient cooling air. ...
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... The Fairchild NDS8434 and International Rectifier IRF7404 both satisfy these requirements. 6.1.1.3 EXTERNAL CAPACITORS The MCP73826 is stable with or without a battery load. In order to maintain good AC stability in the constant voltage mode, a minimum capacitance of 10 µF is rec- ommended to bypass the pin to GND. This capac- ...
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... 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. DS21705A-page 14 6-Pin SOT-23A (EIAJ SC-74) Device Part Number Code MCP73826-4.1VCH CN MCP73826-4.2VCH CP 2002 Microchip Technology Inc. ...
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... Microchip Technology Inc. User Direction of Feed P Standard Reel Component Orientation for TR Suffix Device (Mark Right Side Up) Pitch (P) Part Per Full Reel 4 mm .075 (1.90) REF. .069 (1.75) .059 (1.50) .037 (0.95) REF. .118 (3.00) .010 (2.80) 10° MAX. .024 (0.60) .004 (0.10) MCP73826 W Reel Size 3000 7 in. .008 (0.20) .004 (0.09) DS21705A-page 15 ...
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... MCP73826 NOTES: DS21705A-page 16 2002 Microchip Technology Inc. ...
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... Conferences for products, Development Systems, technical information and more • Listing of seminars and events 2002 Microchip Technology Inc. MCP73826 Systems Information and Upgrade Hot Line The Systems Information and Upgrade Line provides system users a listing of the latest versions of all of Microchip's development systems software products. ...
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... Telephone: (_______) _________ - _________ Application (optional): Would you like a reply? Y Device: MCP73826 Questions: 1. What are the best features of this document? 2. How does this document meet your hardware and software development needs you find the organization of this data sheet easy to follow? If not, why? 4 ...
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... Register on our web site (www.microchip.com/cn) to receive the most current information on our products. 2002 Microchip Technology Inc. X XXXX Examples: Package a) b) MCP73826 MCP73826-4.1VCHTR: Linear Charge Man- agement Controller, 4.1V, Tape and Reel. MCP73826-4.2VCHTR: Linear Charge Man- agement Controller, 4.2V, Tape and Reel. DS21705A-page19 ...
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... MCP73826 NOTES: DS21705A-page 20 2002 Microchip Technology Inc. ...
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... NOTES: 2002 Microchip Technology Inc. MCP73826 DS21705A-page21 ...
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... MCP73826 NOTES: DS21705A-page 22 2002 Microchip Technology Inc. ...
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... Serialized Quick Term Programming (SQTP service mark of Microchip Technology Incorporated in the U.S.A. All other trademarks mentioned herein are property of their respective companies. © 2002, Microchip Technology Incorporated, Printed in the U.S.A., All Rights Reserved. Printed on recycled paper. Microchip received QS-9000 quality system certification for its worldwide headquarters, design and wafer fabrication facilities in Chandler and Tempe, Arizona in July 1999 ...
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... Tel: 81-45-471- 6166 Fax: 81-45-471-6122 Korea Microchip Technology Korea 168-1, Youngbo Bldg. 3 Floor Samsung-Dong, Kangnam-Ku Seoul, Korea 135-882 Tel: 82-2-554-7200 Fax: 82-2-558-5934 Singapore Microchip Technology Singapore Pte Ltd. 200 Middle Road #07-02 Prime Centre Singapore, 188980 Tel: 65-334-8870 Fax: 65-334-8850 Taiwan Microchip Technology Taiwan 11F-3, No. 207 ...