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manual abstract
current and voltage accordingly. The charger continu-, LTC and LT are registered trademarks of Linear Technology Corporation. W U WW PERFOR A CE SU ARY PARAMETER CONDITIONS MIN TYP MAX UNIT Input Voltage 16 24 27 V Input Current Hardware Limited 2 A Output Current Software Limited 0 2.5 A Output Voltage Software Limited 4 20 V Thermistor Resistance Ni-MH Battery Li-Ion Battery 3 0.5 1 30 1.5 kW kW WU BLOCK DIAGRA A D BOARD PHOTO DC101 Smart Battery Charger FROM WALL CUBE DC OUT GND + C SMBus CLOCK (SCL) D SMBus DATA (SDA) T THERMISTOR – BATTERY CONNECTOR VOLTAGE PWM CURRENT PWM SHUTDOWN 5V SMB mP Q1 Q2 Q3 DC101 BD LT®1511 CHARGER R10 SYSTEM CURRENT 5VLT1129 + – 26 14 15 2 11 PIC16C73 13 12 Component Side Smart Battery Charger with SMBus Interface U3 LT1129IST-55V 2 SCHE ATIC DIAGRAW W 1 2 3 4 5 6 7 8 9 10 11 12 24 23 22 21 20 19 18 17 16 15 14 13 GND SW BOOST GND GND UV GND OVP CLP CLN COMP1 SENSE GND GND V CC1 V CC2 V CC3 PROG V C UVOUT GND COMP2 BAT SPIN 1 2 3 4 5 6 7 8 9 10 11 12 13 14 28 27 26 25 24 23 22 21 20 19 18 17 16 15 MCLR– RA0/AN0 RA1/AN1 RA2/AN2 RA3/AN3 RA4 RA5/AN4 V SS OSC1 OSC2 RCO CCP2 CCP1 SCL RB7 RB6 RB5 RB4 RB3 RB2 RB1 RB0/INT V DD V SS RC7 RC6 RC5 SDA U2 LT1511 C11 10 m F 25V Q4 MMBT3904LT1C4 1m F 25V C3 33 m F 25V Q1 2N7002LT1 Q3 2N7002LT1 C10 10 m F 25V C5 1 m F 25V C8 0.1 m F C2 10 m F 10V C9 0.47 m F 25V D5 MBRS340T3D3 MBRS340T3 L1 20 m H E1E2 D4 BAS16LT1 R10 0.05 W 1/2W C9 0.1 m F 24V 2AJ2 CENTER POST IS POSITIVE C16 100pF 50V R20 200 W 1/10W 1% R2 301 W 1/10W 1% R18 1k 1/10W 1% 5VBOLD LINES INDICATE HIGH CURRENT PATHS R3 1k 1/10W 1% R24 10k 5% R15 21.5k 1/10W 0.1% R23 22 W R8 0.033 W 1/2W 5V R19 200 W 1/10W 1% R14 330 W R13 143k 1/10W 0.1% C7 0.015 m F 25V 5%C6 0.047 m F D6 BAS16LT1 C12 10 m F 25V J1 AMP-787441-1SMART BATTERY CONNECTOR C18 10 m F 10VTP1 TP2 TP3 TP4 TP5 C20 10 m F 25V + R12 100k 1/10W 0.1% (+) (+) CLK CLK DATA DATA (T) (T) (–) (–) 1 2 3 4 5 6 7 8 9 10 R11 510 W R16 3.32k 1/10W 1% R17 1.05k 1/10W 1% V OUTV IN 2 DC IN 1 3 4 GND TAB + C17 0.1 m F Q2 2N7002LT1 UNLESS OTHERWISE SPECIFIED: 1. ALL RESISTANCES ARE IN OHMS, 1/10W, 2. ALL CAPACITANCES ARE IN MICROFARADS, C14 33pF SHUTDOWNR4 3.32k 1% U1 PIC16C73-20PSCHARGER ADJUSTMENT RANGE PWM1: 3FFh = 22.4V 000h = 6V PWM2: 3FFh = 4.1A 000h = 0A C15 33pF Y1 4MHz R7 3.32k 1% 5VRESET R26 10k R5 330 WD1 RED (SMB) S1 5V RESET R6 330 WD2 GRN ( m P) E3 DC OUT E4 R1 3.32k 1/10W 1% R9 100k R21 22k 5% 5V R25 22k 5% 5V E5E6E7 SMBCLKSMBDATAINT R22 22k 5% 5V C1 0.1 mF JPR1 1 2 3 4 5 6 7 8 9 10 11 12 DC101 SD DEMO MANUAL DC101 SMART BATTERY CHARGER DEMO MANUAL DC101 SMART BATTERY CHARGER W PACKAGE DIAGRA TOP VIEW GND 1. 24. 2. 23. 3. 22. 4. 21. 5. 20. 6. 19. 7. 18. 8. 17. 9. 16. 10. 15. 11. 14. 12 13. GND. SW GND BOOST VCC1 GND VCC2 GND VCC3 UV PROG LT1511CSW GND VC OVP UVOUT CLP GND CLN COMP2 COMP1 BAT SENSE SPIN SW PACKAGE. 24-LEAD PLASTIC SO WIDE PARTS LIST REFERENCE DESIGNATOR QUANTITY PART NUMBER DESCRIPTION VENDOR TELEPHONE C1, C8, C17, C19 4 12065C104KATMA 0.1mF 50V Chip Capacitor AVX (803) 946-0362 C2, C18 2 TAJB106M010 10mF 10V Tantalum Capacitor AVX (207) 282-5111 C3 1 12063G334ZAT2 0.33mF 25V Chip Capacitor AVX (803) 946-0362 C4, C5 2 12063G105ZATMA 1mF 25V Chip Capacitor AVX (803) 946-0362 C6 1 12065C473KAT 0.047mF 50V 10% Chip Capacitor AVX (803) 946-0362 C7 1 12063C153KAT2 0.015mF 25V 5% Chip Capacitor AVX (803) 946-0362 C9 1 12063G474ZAT2 0.47mF 25V Chip Capacitor AVX (803) 946-0362 C10, C11, C12, C20 4 THCS50E1E106Z 10mF 25V Ceramic Capacitor Marcon (847) 696-2000 x374 C14, C15 2 1206A330KAT2 33pF 50V Chip Capacitor AVX (803) 946-0362 C16 1 VJ1206A101KXA 100pF 50V Chip Capacitor Vitramon (203) 268-6261 D1 1 SF1-BR Red LED Data Display Product (800) 421-6815 D2 1 SF1-G Green LED Data Display Product (800) 421-6815 D3, D5 2 MBRS340T3 Diode Motorola (602) 244-3576 D4, D6 2 BAS16LT1 Diode Motorola (602) 244-3576 J1 1 AMP-787441-1 Connector AMP (717) 780-4409 J2 1 CUI-PJ-002A Connector Cui-Stack (503) 643-4899 JPR1 1 3801S-12-G1 12-Pin Header Jumper Comm Con Conn. (818) 301-4200 L1 1 CTX20-4 20mH Inductor Coiltronics (407) 241-7876 Q1,Q2, Q3 3 2N7002LT N-Channel MOSFET Motorola (602) 244-3576 Q4 1 MMBT3904LT1 NPN Transistor Motorola (602) 244-4342 R1, R4, R16 3 CR32-3321F-T 3.32k 1/8W 1% Resistor AVX (803) 946-0524 R2 1 CR32-3010F-T 301W 1/8W 1% Resistor AVX (803) 946-0524 R3, R18 2 CR32-1001F-T 1k 1/8W 1% Resistor AVX (803) 946-0524 DEMO MANUAL DC101 SMART BATTERY CHARGER PARTS LIST REFERENCE DESIGNATOR QUANTITY PART NUMBER DESCRIPTION VENDOR TELEPHONE R5, R6, R14 3 CR32-331J-T 330W 1/8W 5% Resistor AVX (803) 946-0524 R7 1 BCR1/8-3322F-T 33.2k 1/8W 1% Resistor Beckman (714) 447-2345 R8 1 LR2010-01-R033-J 0.033W 1/2W 5% Resistor IRC (512) 992-7900 R9 1 CR32-104J-T 100k 1/8W 5% Resistor AVX (803) 946-0524 R10 1 LR2010-01-R050-J 0.05W 1/2W 5% Resistor IRC (512) 992-7900 R11 1 CR32-511J-T 510W 1/8W 5% Resistor AVX (803) 946-0524 R12 1 W1206R-03-1003-B 100k 1/8W 0.1% Resistor IRC (512) 992-7900 R13 1 W1206R-03-1433-B 143k 1/10W 0....