MCP73861/2/3/4
1.0
ELECTRICAL
CHARACTERISTICS
† Notice:
Stresses above those listed under “Maximum
Ratings” may cause permanent damage to the device. This is
a stress rating only and functional operation of the device at
those or any other conditions above those indicated in the
operational listings of this specification is not implied.
Exposure to maximum rating conditions for extended periods
may affect device reliability.
Absolute Maximum Ratings†
V
DDN
..............................................................................13.5V
V
BATN
, V
SET
, EN, STAT1, STAT2 w.r.t. V
SS
.................................................................-0.3 to (V
DD
+ 0.3)V
PROG, THREF, THERM, TIMER w.r.t. V
SS
..............-0.3 to 6V
Maximum Junction Temperature, T
J
............ Internally Limited
Storage temperature .....................................-65°C to +150°C
ESD protection on all pins:
Human Body Model (1.5 kΩ in series with 100 pF)....≥ 4 kV
Machine Model (200 pF, No series resistance) ...........300V
DC CHARACTERISTICS
Electrical Specifications:
Unless otherwise indicated, all limits apply for V
DD
= [V
REG
(typ.) + 0.3V] to 12V,
T
A
= -40°C to +85°C. Typical values are at +25°C, V
DD
= [V
REG
(typ.) + 1.0V]
Parameters
Supply Input
Supply Voltage
Supply Current
UVLO Start Threshold
V
DD
I
SS
V
START
4.5
8.7
—
—
4.25
8.45
UVLO Stop Threshold
V
STOP
4.20
8.40
Voltage Regulation (Constant-Voltage Mode)
Regulated Output Voltage
V
REG
4.079
4.179
8.159
8.358
4.1
4.2
8.2
8.4
4.121
4.221
8.241
8.442
V
V
V
V
MCP73861/3,
V
SET
= V
SS
MCP73861/3,
V
SET
= V
DD
MCP73862/4,
V
SET
= V
SS
MCP73862/4,
V
SET
= V
DD
V
DD
= [V
REG
(typ.) + 1V],
I
OUT
= 10 mA
T
A
= -5°C to +55°C
Line Regulation
Load Regulation
Supply Ripple Attenuation
|(ΔV
BAT
/V
BAT
)
| /ΔV
DD
|ΔV
BAT
/V
BAT
|
PSRR
—
—
—
—
—
Output Reverse-Leakage
Current
Fast Charge Current
Regulation
I
DISCHARGE
—
0.025
0.01
60
42
28
0.23
0.25
0.25
—
—
—
1
%/V V
DD
= [V
REG
(typ.)+1V] to 12V
I
OUT
= 10 mA
%
dB
dB
dB
µA
I
OUT
= 10 mA to 150 mA
V
DD
= [V
REG
(typ.)+1V]
I
OUT
= 10 mA, 10 Hz to 1 kHz
I
OUT
= 10 mA, 10 Hz to
10 kHz
I
OUT
= 10 mA, 10 Hz to 1 MHz
V
DD
< V
BAT
= V
REG
(typ.)
—
—
0.17
0.53
4.5
8.8
4.4
8.7
12
12
4
4
4.65
9.05
4.55
8.95
V
V
µA
mA
V
V
V
V
MCP73861/3
MCP73862/4
Disabled
Operating
MCP73861/3
MCP73862/4
V
DD
Low-to-High
MCP73861/3
MCP73862/4
V
DD
High-to-Low
Sym
Min
Typ
Max
Unit
s
Conditions
Current Regulation (Fast Charge Constant-Current Mode)
I
REG
85
1020
425
100
1200
500
115
1380
575
mA
mA
mA
PROG = OPEN
PROG = V
SS
PROG = 1.6 kΩ
T
A
= -5°C to +55°C
©
2005 Microchip Technology Inc.
DS21893C-page 3
MICROCHIP [ MICROCHIP TECHNOLOGY ]
