MAX17085BETL+T Maxim Integrated Products, MAX17085BETL+T Datasheet - Page 10

• Manufacturer Part Number: MAX17085BETL+T
• Description: Battery Management Dual Main Step-Down Controller
• Manufacturer: Maxim Integrated Products

Specifications of MAX17085BETL+T

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

Integrated Charger, Dual Main Step-Down
Controllers, and Dual LDO Regulators
ELECTRICAL CHARACTERISTICS (continued)
(Circuit of Figure 1, no load on LDO5, LDO3, OUT5, OUT3, and REF, V
= 19V, V
otherwise noted.) (Note 4)
10
DLC Gate-Driver On-Resistance
CHARGER SMPS
DHC Off-Time K Factor
Cycle-by-Cycle Current-Limit
Sense Voltage
CHARGE-VOLTAGE REGULATION
Battery-Regulation Voltage
Accuracy
VCTL Range
CELLS 3-Cell Threshold
CELLS 2-Cell Level
CELLS 4-Cell Threshold
CHARGE-CURRENT REGULATION
ISET Range
Full-Charge-Current Accuracy
(CSIP to CSIN)
Trickle Charge-Current Accuracy
Charge-Current Gain Error
Charge-Current Offset Error
CSIP/CSIN/BATT Input
Voltage Range
ISET Power-Down Mode
Threshold
ISET PWM Threshold
ISET Frequency
_____________________________________________________________________________________
BSTC
PARAMETER
- V
LXC
= 5V, V
BATT
= V
V
SYMBOL
ISET-SDN
V
CSIP
R
V
V
f
BATT
ISET
DLC
CSI
CSI
= V
CSIN
High state, I
Low state, I
V
V
CELLS = open, VCTL = REF, 2 cells
CELLS = GND, VCTL = REF, 3 cells
CELLS = LDO3, VCTL = REF, 4 cells
CELLS = open
Charging current, analog setting
V
V
PWM = 2.7%
Based on V
V
ISET falling
ISET rising
ISET rising
ISET falling
DCIN
CSIP
BATT
BATT
ISET
= 12.6V, V
= 0.6 x REF
- V
= 19V, V
= 4V to 16.8V
= 4V to 16.8V, V
CSIN
DLC
ISET
DLC
VCTL
CONDITIONS
BATT
= -10mA
= REF and
= 10mA
= V
= 10V
CC
ISET
ISET
= 5V, ON3 = ON5 = V
V
PWM = 100%
V
or PWM = 60%
ISET
ISET
= REF/36 or
= 1.8V, CELLS = open, T
= REF, or
= 0.6 x REF,
CC
0.128
57.6
MIN
120
-0.5
-0.5
-0.5
-1.5
-1.4
1.9
2.8
0.0
1.2
0.8
30
97
20
32
0
0
, V
DCIN
A
TYP
= -40°C to +85°C, unless
= V
LXC
= V
MAX
+0.5
+0.5
+0.5
+1.5
+1.4
62.4
REF
130
103
500
2.4
0.8
2.3
4.3
2.4
40
24
32
46
6
6
CSSP
= V
UNITS
ns/V
kHz
mV
mV
mV
mV
mV
%
%
I
V
V
V
V
V
V
V
CSSN