SMB139 View Datasheet(PDF) - Summit Microelectronics
Part Name
Description
Manufacturer
SMB139 Datasheet PDF : 27 Pages
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SMB139
CONFIGURATION REGISTERS (CONT.)
Table 7 – Other Charging Parameters – 8-bit (address: 03h) – Non-Volatile & Volatile (mirror)
Bit7
Bit6
Bit5
Bit4
Bit3
Bit2
Bit1
Bit0
Automatic Recharge
0
X
X
X
X
X
X
X
Enabled
1
X
X
X
X
X
X
X
Disabled
Bit7
Bit6
Bit5
Bit4
Bit3
Bit2
Bit1
Bit0
Current Termination
X
0
X
X
X
X
X
X
Enabled
X
1
X
X
X
X
X
X
Disabled
Bit7
Bit6
Bit5
Bit4
Bit3
Bit2
Bit1
Bit0
Pre-charge to Fast-charge Voltage
Threshold
X
X
0
0
0
X
X
X
2.4V
X
X
0
0
1
X
X
X
2.5V
X
X
0
1
0
X
X
X
2.6V
X
X
0
1
1
X
X
X
2.7V
X
X
1
0
0
X
X
X
2.8V
X
X
1
0
1
X
X
X
2.9V
X
X
1
1
0
X
X
X
3.0V
X
X
1
1
1
X
X
X
3.1V
Bit7
Bit6
Bit5
Bit4
Bit3
Bit2
Bit1
Bit0
X
X
X
X
X
X
0
X
Hold-off Timer
<1msec (short)
X
X
X
X
X
X
1
X
256msec (long)
Table 8 – Cell temperature monitor – 8-bit (address: 04h) – Non-Volatile & Volatile (mirror)
Bit7
Bit6
Bit5
Bit4
Bit3
Bit2
Bit1
Bit0
Thermistor Current
0
0
X
X
X
X
X
X
100µA (10k NTC)
0
1
X
X
X
X
X
X
40µA (25k NTC)
1
0
X
X
X
X
X
X
10µA (100k NTC)
1
1
X
X
X
X
X
X
0µA (Disabled)
Bit7
Bit6
Bit5
Bit4
Bit3
Bit2
Bit1
Bit0
Low Temperature Alarm Trip Point
X
X
0
0
0
X
X
X
-20°C
X
X
0
0
1
X
X
X
-15°C
X
X
0
1
0
X
X
X
-10°C
X
X
0
1
1
X
X
X
-5°C
X
X
1
0
0
X
X
X
0°C
X
X
1
0
1
X
X
X
+5°C
X
X
1
1
0
X
X
X
+10°C
X
X
1
1
1
X
X
X
+15°C
Bit7
Bit6
Bit5
Bit4
Bit3
Bit2
Bit1
Bit0
High Temperature Alarm Trip Point
X
X
X
X
X
0
0
0
+30°C
X
X
X
X
X
0
0
1
+35°C
X
X
X
X
X
0
1
0
+40°C
X
X
X
X
X
0
1
1
+45°C
X
X
X
X
X
1
0
0
+50°C
X
X
X
X
X
1
0
1
+55°C
X
X
X
X
X
1
1
0
+60°C
X
X
X
X
X
1
1
1
+65°C
Note 4: Never Write to Reserved bits.
Summit Microelectronics, Inc
2121 3.0 6/19/2008
22
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