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MCP73871-3CCI/ML Scheda tecnica(PDF) 9 Page - Microchip Technology

Il numero della parte MCP73871-3CCI/ML
Spiegazioni elettronici  Stand-Alone System Load Sharing and Li-Ion/Li-Polymer Battery Charge Management Controller
PDF  40 Pages
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Produttore elettronici  MICROCHIP [Microchip Technology]
Homepage  http://www.microchip.com
Logo MICROCHIP - Microchip Technology

MCP73871-3CCI/ML Scheda tecnica(HTML) 9 Page - Microchip Technology

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 2008-2013 Microchip Technology Inc.
DS20002090C-page 9
MCP73871
AC CHARACTERISTICS
Electrical Specifications: Unless otherwise indicated, all limits apply for VIN = 4.6V to 6V.
Typical values are at +25°C, VDD = [VREG (typical) + 1.0V]
Parameters
Sym
Min
Typ
Max
Units
Conditions
UVLO Start Delay
tSTART
——
5
ms
VDD Low-to-High
Current Regulation
Transition Time Out of Precondition
tDELAY
—
—
10
ms
VBAT < VPTH to VBAT > VPTH
Current Rise Time Out of Precondition
tRISE
—
—
10
ms
IOUT Rising to 90% of IREG
Precondition Comparator Filter Time
tPRECON
0.4
1.3
3.2
ms
Average VBAT Rise/Fall
Termination Comparator Filter Time
tTERM
0.4
1.3
3.2
ms
Average IOUT Falling
Charge Comparator Filter Time
tCHARGE
0.4
1.3
3.2
ms
Average VBAT Falling
Thermistor Comparator Filter Time
tTHERM
0.4
1.3
3.2
ms
Average THERM Rise/Fall
Elapsed Timer
Elapsed Timer Period
tELAPSED
—
0
—
Hours
3.6
4.0
4.4
Hours
5.4
6.0
6.6
Hours
7.2
8.0
8.8
Hours
Status Indicators
Status Output Turn-off
tOFF
—
—
500
μsISINK = 1 mA to 0 mA
Status Output Turn-on
tON
—
—
500
μsISINK = 0 mA to 1 mA
Note 1:
Internal safety timer is tested based on internal oscillator frequency measurement.
TEMPERATURE SPECIFICATIONS
Electrical Specifications: Unless otherwise indicated, all limits apply for VIN = 4.6V to 6V.
Typical values are at +25°C, VDD = [VREG (typical) + 1.0V]
Parameters
Sym
Min
Typ
Max
Units
Conditions
Temperature Ranges
Specified Temperature Range
TA
-40
—
+85
°C
Operating Temperature Range
TJ
-40
—
+125
°C
Storage Temperature Range
TA
-65
—
+150
°C
Thermal Package Resistances
Thermal Resistance, 20LD-QFN, 4x4
JA
—
50
—
°C/W
4-Layer JC51-7 Standard Board,
Natural Convection
JC
—8
—
—



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