MCP73871 Microchip Technology, MCP73871 Datasheet - Page 7

• Manufacturer Part Number: MCP73871
• Description: Stand-Alone System Load Sharing and Li-Ion / Li-Polymer Battery Charge Management Controller
• Manufacturer: Microchip Technology

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DC CHARACTERISTICS (CONTINUED)
© 2009 Microchip Technology Inc.
Electrical Specifications: Unless otherwise indicated, all limits apply for V
Typical values are at +25°C, V
PROG1 Input (PROG1)
Charge Impedance Range
PROG3 Input (PROG3)
Termination Impedance Range
PROG2 Input (PROG2)
Input High Voltage Level
Input Low Voltage Level
Input Leakage Current
Timer Enable (TE)
Input High Voltage Level
Input Low Voltage Level
Input Leakage Current
Chip Enable (CE)
Input High Voltage Level
Input Low Voltage Level
Input Leakage Current
Input Source Selection (SEL)
Input High Voltage Level
Input Low Voltage Level
Input Leakage Current
Thermistor Bias
Thermistor Current Source
Thermistor Comparator
Upper Trip Threshold
Upper Trip Point Hysteresis
Lower Trip Threshold
Lower Trip Point Hysteresis
Thermal Shutdown
Die Temperature
Die Temperature Hysteresis
Note 1:
2:
The value is ensured by design and not production tested.
The maximum available charge current is also limited by the value set at PROG1 input.
Parameters
IN
= [V
REG
(typical) + 1.0V]
T
V
V
R
R
I
THERM
Sym
SDHYS
T1HYS
T2HYS
T
PROG
PROG
V
V
V
V
V
V
V
I
V
I
V
I
V
I
LK
LK
LK
LK
SD
IH
IH
IH
IH
T1
T2
IL
IL
IL
IL
1.20
0.23
Min
1.8
1.8
1.8
1.8
—
—
—
—
—
—
—
—
47
—
—
—
—
1
5
0.01
0.01
0.01
0.01
1.24
0.25
Typ
150
-40
50
40
10
—
—
—
—
—
—
—
—
—
—
IN
= V
REG
Max
1.26
0.27
100
0.8
0.8
0.8
0.8
20
53
—
—
—
—
—
—
—
—
1
1
1
1
+ 0.3V to 6V, T
Units
mV
mV
kΩ
kΩ
µA
µA
µA
µA
µA
°C
°C
V
V
V
V
V
V
V
V
V
V
A
V
Note 1
Note 1
V
V
V
2 kΩ < R
V
V
MCP73871
= -40°C to +85°C.
PROG2
TE
CE
SEL
T1
T2
Low-to-High
High-to-Low
= V
= V
= V
DD
DD
= V
THERM
DD
Conditions
DD
DS22090B-page 7
< 50 kΩ