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MCP73841 Datasheet(PDF) 5 Page - Microchip Technology

Part # MCP73841
Description  Advanced Single or Dual Cell Lithium-Ion/ Lithium-Polymer Charge Management Controllers
PDF  24 Pages
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Manufacturer  MICROCHIP [Microchip Technology]
Direct Link  http://www.microchip.com
Logo MICROCHIP - Microchip Technology

MCP73841 Datasheet(HTML) 5 Page - Microchip Technology

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 2004 Microchip Technology Inc.
DS21823B-page 5
MCP73841/2/3/4
AC CHARACTERISTICS
TEMPERATURE SPECIFICATIONS
Enable Input
Input High-Voltage Level
VIH
1.4
-
–
V
Input Low-Voltage Level
VIL
–-
0.8
V
Input Leakage Current
ILK
–0.01
1
µA
VENABLE = 12V
Electrical Specifications: Unless otherwise indicated, all limits apply for VDD= [VREG(Typ)+0.3V] to 12V, TA = -40°C to +85°C. Typ-
ical values are at +25°C, VDD= [VREG(Typ)+1V].
Parameters
Sym
Min
Typ
Max
Units
Conditions
UVLO Start Delay
tSTART
––
5
msec
VDD Low-to-High
Current Regulation
Transition Time Out of
Preconditioning
tDELAY
––
1
msec
VBAT< VPTH to VBAT > VPTH
Current Rise Time Out of
Preconditioning
tRISE
––
1
msec
IOUT Rising to 90% of IREG
Fast Charge Safety Timer Period
tFAST
1.2
1.4
1.6
Hours
CTIMER = 0.1 µF
Preconditioning Current Regulation
Preconditioning Charge Safety
Timer Period
tPRECON
50
60
70
Minutes CTIMER = 0.1 µF
Charge Termination
Elapsed Time Termination Period
tTERM
2.5
2.9
3.3
Hours
CTIMER = 0.1 µF
Status Indicators
Status Output turn-off
tOFF
––
200
µsec
ISINK = 10 mA to 0 mA
Status Output turn-on
tON
––
200
µsec
ISINK = 0 mA to 10 mA
Electrical Specifications: Unless otherwise specified, all limits apply for VDD= [VREG(Typ)+0.3V] to 12V.
Typical values are at +25°C, VDD= [VREG(Typ)+1.0V].
Parameters
Sym
Min
Typ
Max
Units
Conditions
Temperature Ranges
Specified Temperature Range
TA
-40
+85
°C
Operating Temperature Range
TA
-40
+125
°C
Storage Temperature Range
TA
-65
+150
°C
Thermal Package Resistances
Thermal Resistance, MSOP-10
θJA
113
°C/W
4-Layer JC51-7 Standard Board,
Natural Convection
Thermal Resistance, MSOP-8
θJA
206
°C/W
Single-Layer SEMI G42-88 Board,
Natural Convection
DC CHARACTERISTICS (CONTINUED)
Electrical Specifications: Unless otherwise indicated, all limits apply for VDD= [VREG(Typ)+0.3V] to 12V, TA = -40°C to +85°C.
Typical values are at +25°C, VDD = [VREG(Typ) + 1V].
Parameters
Sym
Min
Typ
Max
Units
Conditions



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