MCP73871-2AAI/SS Microchip Technology, MCP73871-2AAI/SS Datasheet - Page 7

• Manufacturer Part Number: MCP73871-2AAI/SS
• Description: USB/AC Battery Charger With Power Path Management 20 SSOP .209in TUBE
• Manufacturer: Microchip Technology

Specifications of MCP73871-2AAI/SS

• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

AC CHARACTERISTICS
TEMPERATURE SPECIFICATIONS
© 2008 Microchip Technology Inc.
Electrical Specifications: Unless otherwise indicated, all limits apply for V
Typical values are at +25°C, V
UVLO Start Delay
Current Regulation
Transition Time Out of Precondition
Current Rise Time Out of Precondition
Precondition Comparator Filter Time
Termination Comparator Filter Time
Charge Comparator Filter Time
Thermistor Comparator Filter Time
Elapsed Timer
Elapsed Timer Period
Status Indicators
Status Output Turn-off
Status Output Turn-on
Note 1:
Electrical Specifications: Unless otherwise indicated, all limits apply for V
Typical values are at +25°C, V
Temperature Ranges
Specified Temperature Range
Operating Temperature Range
Storage Temperature Range
Thermal Package Resistances
Thermal Resistance, 20LD-QFN, 4x4
Internal safety timer is tested base on internal oscillator frequency measurement.
Parameters
Parameters
DD
DD
= [V
= [V
REG
REG
(typical) + 1.0V]
(typical) + 1.0V]
t
t
t
ELAPSED
PRECON
CHARGE
t
t
t
t
THERM
START
DELAY
Sym
t
TERM
t
RISE
t
Sym
OFF
ON
θ
T
T
T
JA
A
A
J
Min
0.4
0.4
0.4
0.4
3.6
5.4
7.2
Min
—
—
—
—
—
—
-40
-40
-65
—
Typ
1.3
1.3
1.3
1.3
4.0
6.0
8.0
Typ
—
—
—
—
—
35
0
—
—
—
IN
IN
= 4.6V to 6V.
= 4.6V to 6V.
Max
500
500
+125
+150
3.2
3.2
3.2
3.2
4.4
6.6
8.8
Max
+85
10
10
—
5
—
Hours
Hours
Hours
Hours
Units
Units
°C/W
ms
ms
ms
ms
ms
ms
ms
µs
µs
°C
°C
°C
V
V
I
Average V
Average I
Average V
Average THERM Rise/Fall
I
I
4-Layer JC51-7 Standard Board,
Natural Convection
OUT
SINK
SINK
DD
BAT
MCP73871
Low to High
Rising to 90% of I
< V
= 1 mA to 0 mA
= 0 mA to 1 mA
PTH
OUT
Conditions
BAT
BAT
Conditions
to V
Falling
DS22090A-page 7
Rise/Fall
Falling
BAT
> V
REG
PTH