MCP73831/2
AC CHARACTERISTICS
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.) + 1.0V]
Parameters
Sym.
Min.
Typ.
Max.
Units
Conditions
VDD Low-to-High
UVLO Start Delay
tSTART
—
—
5
ms
Constant-Current Regulation
Transition Time Out of
Preconditioning
tDELAY
tRISE
—
—
—
—
1
ms
ms
ms
ms
VBAT < VPTH to VBAT > VPTH
IOUT Rising to 90% of IREG
Average IOUT Falling
Average VBAT
Current Rise Time Out of
Preconditioning
1
Termination Comparator
Filter
tTERM
0.4
0.4
1.3
1.3
3.2
3.2
Charge Comparator Filter
Status Indicator
tCHARGE
Status Output turn-off
Status Output turn-on
tOFF
tON
—
—
—
—
200
200
μs
μs
ISINK = 1 mA to 0 mA
ISINK = 0 mA to 1 mA
TEMPERATURE SPECIFICATIONS
Electrical Specifications: Unless otherwise indicated, 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
Operating Temperature Range
Storage Temperature Range
Thermal Package Resistances
5-Lead, SOT23
TA
TJ
TA
-40
-40
-65
—
—
—
+85
+125
+150
°C
°C
°C
θJA
θJA
—
—
230
76
—
—
°C/W 4-Layer JC51-7 Standard
Board, Natural Convection
8-Lead, 2 mm x 3 mm, DFN
°C/W 4-Layer JC51-7 Standard
Board, Natural Convection
© 2006 Microchip Technology Inc.
DS21984B-page 5
MICROCHIP [ MICROCHIP ]
