DS1259 Datasheet, PDF (4/5 Pages) Dallas Semiconductor – Battery Manager Chip

ABSOLUTE MAXIMUM RATINGS*
Voltage on Any Pin Relative to Ground
Operating Temperature
Storage Temperature
Soldering Temperature
-0.3V to +7.0V
0°C to 70°C
-55°C to +125°C
260°C for 10 seconds
DS1259
* This is a stress rating only and functional operation of the device at these or any other conditions
above those indicated in the operation sections of this specification is not implied. Exposure to
absolute maximum rating conditions for extended periods of time may affect reliability.
RECOMMENDED DC OPERATING CONDITIONS
PARAMETER
SYMBOL MIN
TYP
Primary Power Supply
Input High Voltage
Input Low Voltage
Battery Voltage Pin 2
V_CCI
5
V_IH
2.0
V_IL
-0.3
V_BAT
2.5
3
Battery Output Pin 5
BAT
V_BAT-0.1
MAX
5.5
V_CC+0.3
+0.8
3.7
(0°C to 70°C)
UNITS NOTES
V
1
V
1
V
1
V
6
V
1
DC ELECTRICAL CHARACTERISTICS
PARAMETER
SYMBOL MIN
Leakage Current
Output Current @ 2.4V
Output Current @ 0.4V
Input Supply Current
Pins 12, 13 V_CCO=V_CCI-0.2
Pin 11 PF Detect
I_LO
I_OH
I_OL
I_CCI
I_CCO
V_TP
-1.0
-1.0
(1.26xV_BAT)
-250mV
Pin 3 BF Detect
V_BATF
1.5
(0°C to 70°C; V_CC = 4.5 to 5.5V)
TYP
MAX UNITS NOTES
+250
µA
mA
1, 2
+4.0
mA
1, 2
10
mA
3
250
mA
(1.26xV_BAT)
+250mV
V
4, 6
2.0
2.6
V
7
PARAMETER
Pins 12, 13 V_CCO=V_BAT-0.2V
Battery Leakage
Pin 5 Battery Output Current
SYMBOL
I_CCO2
I_BAT
I_BATOUT
MIN
CAPACITANCE
PARAMETER
Input Capacitance
Output Capacitance
SYMBOL
C_IN
C_OUT
MIN
AC ELECTRICAL CHARACTERISTICS
PARAMETER
SYMBOL MIN
V_CCI Slew Rate
V_CCI Slew Rate
Power-Down to PF Low
t_F
300
t_R
1
t_PF
0
PF High after Power-Up
t_REC
TYP
MAX
15
100
100
UNITS
mA
nA
µA
NOTES
5
8
(T_A = 25°C)
TYP
MAX UNITS NOTES
5
10
pF
5
10
pF
(0°C to 70°C; V_CC = 4.0 to 5.5V)
TYP
MAX UNITS NOTES
µs
µs
µs
100
µs
9
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