MAX1870AETJ+ Maxim Integrated Products, MAX1870AETJ+ Datasheet - Page 3

• Manufacturer Part Number: MAX1870AETJ+
• Description: Battery Management Li+ Step Up/Step Down Battery Charger
• Manufacturer: Maxim Integrated Products

Specifications of MAX1870AETJ+

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

ELECTRICAL CHARACTERISTICS (continued)
(Circuit of Figure 2, V
0.75 x V
values are at T
CSIN Input Current
ICTL Power-Down-Mode
Threshold Voltage
ICTL Input Bias Current
INPUT-CURRENT REGULATION
Charger-Input Current-Limit
Accuracy (V
System-Input Current-Limit
Accuracy (V
CSSP/CSSS/CSSN Input Voltage
Range
CSSP Input Current
CSSS/CSSN Input Current
CLS Input Range
CLS Input Bias Current
IINP Transconductance
IINP Output Current
IINP Output Voltage
SUPPLY AND LINEAR REGULATOR
DCIN Input Voltage Range
DCIN Undervoltage Lockout
DCIN Quiescent Current
BATT Input Voltage Range
BATT Input Bias Current
LDO Output Voltage
LDO Load Regulation
LDO Undervoltage Lockout
REFIN
PARAMETER
CSSP
CSSP
, VCTL = LDO, CELLS = FLOAT, GND = PGND = 0, V
A
= +25°C.)
- V
- V
_______________________________________________________________________________________
CSSN
CSSS
DCIN
)
)
= V
CSSP
= V
DCIN = 0
ICTL = 0
ICTL = REFIN
0 < V
ICTL = DCIN = 0, V
CSSS = CSSP
CSSN = CSSP
V
V
V
V
CLS = REF
V
V
V
V
V
DCIN falling
DCIN rising
8.0V < V
DCIN = 0
V BATT = 2V to 19V
No load
0 < I
V
CSSP
CSSP
CSSP
CSSP
CSSP
CSSP
CSSP
CSSP
CSSP
DCIN
CSSN
LDO
ICTL
= 8V, LDO rising
= V
= V
= V
= V
- V
- V
- V
- V
- V
DCIN
= V
< 10mA
CSSS
CSSN
CSSS
CSSN
CSSS
< V
CSSN
CSSN
CSSN
CSSN
CSSS
REFIN
< 28V
= 102mV, CSSN = CSSP
= 200mV, V
= 200mV, IINP float
= 200mV, V
= 200mV, IINP float
= V
= V
= V
= V
= V
REFIN
CSSS
CSSS
CSSS
CSSS
VHP
CONDITIONS
= V
= V
= V
= V
= 3.6V
= 18V, V
IINP
IINP
DCIN
DCIN
DCIN
DCIN
CLS = REF
CLS = REF x 0.845
CLS = REF
CLS = REF x 0.845
= 0V
= 0V
DLOV
= 6V
= 8V, 28V
= 6V
= 8V, 28V
BATT
= 5.4V, T
= V
Li+ Battery Charger
Step-Up/Step-Down
CSIP
A
= V
= 0°C to +85°C, unless otherwise noted. Typical
CSIN
= V
REFIN /
V
BLKP
MIN
4.00
350
350
100
2.5
3.5
3.5
REF
5.3
97
81
97
81
-1
-1
-1
-1
-1
-1
8
8
4
0
/ 2
= 12V, V
REFIN /
TYP
105
105
700
300
0.1
0.1
0.1
6.2
6.3
3.5
0.1
5.4
5.0
88
88
2.8
55
70
REFIN
REFIN /
MAX
1200
V
7.85
5.25
113
113
500
150
3.1
5.5
+1
+1
95
95
28
+1
+1
+1
+1
28
19
32
REF
= 3.0V, V
2
2
2
6
1
UNITS
µA/mV
mV
mV
mV
mA
µA
µA
µA
µA
µA
µA
µA
ICTL
V
V
V
V
V
V
V
V
V
3
=