MCP73833-FCI/MF Microchip Technology, MCP73833-FCI/MF Datasheet
MCP73833-FCI/MF
Specifications of MCP73833-FCI/MF
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MCP73833-FCI/MF Summary of contents
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... The constant current value is set with one external resistor. The MCP73833/ 4 limits the charge current based on die temperature during high power or high ambient conditions. This thermal regulation optimizes the charge cycle time while maintaining device reliability ...
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... DS22005B-page 2 1A Li-Ion Battery Charger 1,2 9, BAT 3 8 THERM STAT1 470Ω STAT2 PROG 470Ω 470Ω MCP73833 G=0.001 1 kΩ 111 kΩ 310 kΩ 72.7 kΩ PRECONDITION + - TERMINATIO kΩ CHARG E 157.3 kΩ SHDN + Charge - Control, LDO Timer, ...
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... I 90 100 110 REG 900 1000 1100 I — 1200 — MAX MCP73833/4 (Typical)+0.3V] to 6V, T =-40°C to 85°C. A Units Conditions V Charging V Charge Complete, Standby µA Charging µA Charge Complete µA Standby (No Battery or PROG Floating) µA Shutdown (V < V ...
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... MCP73833/4 DC CHARACTERISTICS (CONTINUED) Electrical Specifications: Unless otherwise specified, all limits apply for V Typical values are at +25° (Typical)+1.0V] DD REG Parameters Preconditioning Current Regulation (Trickle Charge Constant Current Mode) Precondition Current Ratio I PREG Precondition Voltage Threshold V PTH Ratio Precondition Hysteresis Charge Termination ...
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... Symbol Min Typ Max T -40 — + -40 — +125 A T -65 — +150 A θ — 113 — JA θ — 41 — JA MCP73833/4 =-40°C to 85°C. A Units Conditions V 2.3V < V < V BAT REG V Falling DD V 2.3V < V < V BAT REG V Rising µ °C °C =-40°C to 85°C. ...
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... MCP73833/4 NOTES: DS22005B-page 6 © 2009 Microchip Technology Inc. ...
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... FIGURE 2-5: ). Supply Voltage (V A 1004 1002 1000 998 996 994 992 990 988 986 4.00 4.20 4.50 FIGURE 2-6: Supply Voltage (V MCP73833/4 = +25°C, Constant-voltage mode Programming Resistor (k:) Charge Current (I ) vs. OUT ). PROG PROG 4.75 5.00 5.25 5.50 5 ...
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... MCP73833/4 TYPICAL PERFORMANCE CURVES (Continued) Note: Unless otherwise indicated 120 100 Junction Temperature (°C) FIGURE 2-7: Charge Current (I Junction Temperature ( 1200 1000 800 600 400 200 0 Junction Temperature (°C) FIGURE 2-8: Charge Current (I Junction Temperature ( 52.0 51.5 51.0 50.5 50.0 49.5 49 ...
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... Constant-voltage mode. A 0.10 0.05 0.00 -0.05 -0.10 -0.15 -0. 4.7 µF, X7R OUT -0.25 Ceramic -0.30 Time (µs) Load Transient Response. 200 160 120 5. Time (Minutes) Complete Charge Cycle 200 160 120 80 MCP73833-FCI/ 5. 10.0 k: PROG Time (Minutes) Charge Cycle Start - DS22005B-page 9 ...
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... MCP73833/4 NOTES: DS22005B-page 10 © 2009 Microchip Technology Inc. ...
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... However, there is a diode path back to the input, and, as such, the PG output should only be pulled up to the input. The PG output is low whenever the input to the MCP73833 is above the UVLO threshold and greater than the battery voltage. © 2009 Microchip Technology Inc. ...
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... MCP73833/4 NOTES: DS22005B-page 12 © 2009 Microchip Technology Inc. ...
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... FUNCTIONAL DESCRIPTION The MCP73833 highly advanced linear charge management controller. Refer to the functional block diagram and Figure 4-1 that depicts the operational flow algorithm from charge initiation to completion and automatic recharge. SYSTEM TEST (LDO) MODE V > 100 mv) THERM DD PROG > 20 kΩ ...
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... PROG pin is opened, the MCP73833/4 enters the Standby mode where it remains until a battery is reinserted or the PROG pin is reconnected. If the input power is removed, the the MCP73833 Shutdown. When the input power is reapplied, a normal start-up sequence ensues. 4.5 Constant Voltage Mode When the voltage at the V regulation voltage, V begins ...
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... The recharge threshold is factory set. Refer to Section 1.0 “Electrical Characteristics” for recharge threshold options. 4.8 Thermal Regulation The MCP73833/4 limits the charge current based on the die temperature. The thermal regulation optimizes the charge cycle time while maintaining device reliability. Figure 4-2 depicts the thermal regulation for the MCP73833/4 ...
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... MCP73833/4 NOTES: DS22005B-page 16 © 2009 Microchip Technology Inc. ...
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... If temperature monitoring is not required, place a standard 10 kΩ resistor from THERM to V 5.1.4.1 The MCP73833/4 can be placed in a system test mode. In this mode, the MCP73833/4 operates as a low dropout linear regulator (LDO). The output voltage is regulated to the factory set voltage regulation option. ...
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... The PG output can sink current, but not source current. However, there is a diode path back to the input, and as such, the PG output should only be pulled up to the input. The PG output is low whenever the input to the MCP73833 is above the UVLO threshold and greater than the battery voltage. If the supply voltage is ...
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... 1.00 k: PROG 0.0 Time (Minutes) FIGURE 6-2: Typical Charge Profile with Thermal Regulation (1700 mAh Li-Ion Battery). 5.0 4.0 3.0 2.0 MCP73833-FCI/MF 1 1.00 k: PROG 0.0 Time (Minutes) FIGURE 6-3: Typical Charge Cycle Start with Thermal Regulation (1700 mAh Li-Ion Battery). © 2009 Microchip Technology Inc. ...
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... Alternatively, the DFN- mm) package could be utilized to reduce charge cycle times. 6.1.1.3 External Capacitors The MCP73833/4 is stable with or without a battery load. In order to maintain good AC stability in the Constant-voltage mode, a minimum capacitance of 4.7 µF is recommended to bypass the V This capacitance provides compensation when there is no battery load ...
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... Figures 6-4 and typical layout with PCB heatsinking. MCP73833 STAT1 STAT2 R PROG FIGURE 6-4: Typical Layout (Top FIGURE 6-5: Typical Layout (Bottom). © 2009 Microchip Technology Inc. and V pins, SS 6-5 depict a C OUT V BAT THERM PG V BAT MCP73833/4 DS22005B-page 21 ...
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... MCP73833/4 NOTES: DS22005B-page 22 © 2009 Microchip Technology Inc. ...
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... PACKAGING INFORMATION 7.1 Package Marking Information 10-Lead DFN (3x3) Part Number * XXXX MCP73833-AMI/MF YYWW MCP73833-BZI/MF NNN MCP73833-FCI/MF MCP73833-GPI/MF MCP73833-NVI/MF MCP73833-6SI/MF MCP73833-CNI/MF * Consult Factory for Alternative Device Options. 10-Lead MSOP Part Number * MCP73833-AMI/UN XXXXXX MCP73833-BZI/UN YWWNNN MCP73833-FCI/UN MCP73833-GPI/UN MCP73833-NVI/UN MCP73833-CNI/UN * Consult Factory for Alternative Device Options. ...
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... MCP73833/4 /HDG 3ODVWLF 'XDO )ODW 1R /HDG 3DFNDJH 0) ± 1RWH TOP VIEW 1RWHV DS22005B-page 24 PP %RG\ >')1@ BOTTOM VIEW © 2009 Microchip Technology Inc. ...
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... Microchip Technology Inc. MCP73833/4 I φ DS22005B-page 25 ...
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... MCP73833/4 NOTES: DS22005B-page 26 © 2009 Microchip Technology Inc. ...
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... Revision B (May 2009) The following is the list of modifications: 1. Added the MCP73833-6SI/MF MCP73834-6SI/MF10-lead DFN packages. 2. Updated DFN pinout. 3. Updated Package Outline Drawings. 4. Updated Appendix A Revision History. Revision A (September 2006) • Original Release of this Document. © 2009 Microchip Technology Inc. MCP73833/4 and DS22005B-page 27 ...
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... MCP73833/4 NOTES: DS22005B-page 28 © 2009 Microchip Technology Inc. ...
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... Package Type Plastic Dual Flat No Lead (DFN) (3x3x0.9 mm Body), 10-lead UN = Plastic Micro Small Outline Package (MSOP), 10-lead Part Number V REG MCP73833-AMI/MF 4.20V MCP73833-BZI/MF 4.20V MCP73833-CNI/MF 4.20V MCP73833-FCI/MF 4.20V MCP73833-GPI/MF 4.20V MCP73833-NVI/MF 4.35V MCP73833-6SI/MF 4.50V MCP73833-AMI/UN 4.20V MCP73833-FCI/UN 4.20V MCP73834-BZI/MF 4.20V MCP73834-CNI/MF 4 ...
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... MCP73833/4 NOTES: DS22005B-page 30 © 2009 Microchip Technology Inc. ...
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... PowerInfo, PowerMate, PowerTool, REAL ICE, rfLAB, Select Mode, Total Endurance, TSHARC, 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 © 2009 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 ...