Datasheet

© 2009 Microchip Technology Inc. DS22005B-page 5
MCP73833/4
TEMPERATURE SPECIFICATIONS
Automatic Power Down
Automatic Power Down Entry
Threshold
V
PD
—V
BAT
+
50 mV
— V 2.3V < V
BAT
< V
REG
V
DD
Falling
Automatic Power Down Exit Thresh-
old
V
PDEXIT
—V
BAT
+
150 mV
— V 2.3V < V
BAT
< V
REG
V
DD
Rising
Timer Enable Input (TE
)
Input High Voltage Level V
IH
2.0 — — V
Input Low Voltage Level V
IL
——0.6 V
Input Leakage Current I
LK
—0.011 µAV
TE
= 6V
Thermal Shutdown
Die Temperature T
SD
— 150 — °C
Die Temperature Hysteresis T
SDHYS
—10— °C
DC CHARACTERISTICS (CONTINUED)
Electrical Specifications: Unless otherwise specified, all limits apply for V
DD
= [V
REG
(Typical)+0.3V] to 6V, T
A
=-40°C to 85°C.
Typical values are at +25°C, V
DD
= [V
REG
(Typical)+1.0V]
Parameters Sym Min Typ Max Units Conditions
AC CHARACTERISTICS
Electrical Specifications: Unless otherwise specified, all limits apply for V
DD
= [V
REG
(Typical)+0.3V] to 6V, T
A
=-40°C to 85°C.
Typical values are at +25°C, V
DD
= [V
REG
(Typical)+1.0V]
Parameters Sym Min Typ Max Units Conditions
UVLO Start Delay t
START
—— 5 msV
DD
Low-to-High
Current Regulation
Transition Time Out of Preconditioning t
DELAY
—— 1 msV
BAT
<V
PTH
to V
BAT
>V
PTH
Current Rise Time Out of Preconditioning t
RISE
—— 1 msI
OUT
Rising to 90% of I
REG
Preconditioning Comparator Filter Time t
PRECON
0.4 1.3 3.2 ms Average V
BAT
Rise/Fall
Termination Comparator Filter Time t
TERM
0.4 1.3 3.2 ms Average I
OUT
Falling
Charge
Comparator Filter Time t
CHARGE
0.4 1.3 3.2 ms Average V
BAT
Falling
Thermistor Comparator Filter Time t
THERM
0.4 1.3 3.2 ms Average THERM Rise/Fall
Elapsed Timer
Elapsed Timer Period t
ELAPSED
0 0 0 Hours Timer Disabled
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 t
OFF
— — 200 µs I
SINK
= 1 mA to 0 mA
Status Output turn-on t
ON
— — 200 µs I
SINK
= 0 mA to 1 mA
Electrical Specifications: Unless otherwise specified, all limits apply for V
DD
= [V
REG
(Typical)+0.3V] to 6V.
Typical values are at +25°C, V
DD
= [V
REG
(Typical)+1.0V]
Parameters Symbol Min Typ Max Units Conditions
Temperature Ranges
Specified Temperature Range T
A
-40 — +85 °C
Operating Temperature Range T
A
-40 — +125 °C
Storage Temperature Range T
A
-65 — +150 °C
Thermal Package Resistances
Thermal Resistance, MSOP-10 θ
JA
— 113 — °C/W 4-Layer JC51-7 Standard
Board, Natural Convection
Thermal Resistance, DFN-10, 3 mm x 3 mm θ
JA
— 41 — °C/W 4-Layer JC51-7 Standard
Board, Natural Convection