参数资料
型号: MCP1631RD-MCC1
厂商: Microchip Technology
文件页数: 45/54页
文件大小: 0K
描述: REFERENCE DESIGN FOR MCP1631HV
标准包装: 1
主要目的: 电源管理,电池充电器
嵌入式: 是,MCU,8 位
已用 IC / 零件: MCP1631HV,PIC16F883
主要属性: 1 ~ 2 芯锂离子电池,1 ~ 4 芯镍镉/镍氢电池
次要属性: 状态 LED
已供物品: 板,CD
Software
24. Press and hold the “ON/OFF” button on the charger board until the LED’s flash
(about 5 seconds). The board is now in Configuration Mode.
25. Press and release the “CHEM” button until the “Li-Ion” LED is on.
26. Press and release the “# CELLS” button until the “0” display LED is on and the
“1,2,3” display LED’s are off.
27. Press and hold the “# CELLS” button on the charger board until the LED’s flash
(about 5 seconds). The board is now calibrated to use the 4.200V as the Li-Ion
battery voltage.
28. Press the “ON/OFF” button. The charger will exit Configuration mode.
29. Turn off and disconnect the power supply.
30. Reconnect the variable supply (+) lead to the input connector (+) pin J1-1.
31. Reconnect the variable supply (-) lead to the input connector (-) pin J1-2.
32. Connect the Li-Ion battery pack to the charger board J2 connector.
33. Turn on the supply and set the voltage to 8.0V (any voltage between 6V and 12V
is good).
34. Press the “ON/OFF” button. The charger will start charging the battery.
35. Press the “CHEM” button to display the current charger state in HEX. “0” LED is
the LS Bit.
36. Press the “# CELLS” button to display the termination cause. No LED means no
premature termination.
37. Using an oscilloscope, refer to A.2 “Board – Schematic” and A.3 “Board Top
Silk Layer” and probe the following components:
- V REF = TP3
- PWM = TP4
- Oscillator = TP5
- VS OUT = TP6
- Slope Compensation = TP7
- Temperature = TP8 (if used)
- FB = TP9
- Drain Voltage = TP10
- Output Voltage = TP11
38. Press the “ON/OFF” button. The charger will stop charging the battery.
? 2009 Microchip Technology Inc.
DS51791A-page 41
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