MAX17085BETL+T Maxim Integrated Products, MAX17085BETL+T Datasheet - Page 5

• 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

ELECTRICAL CHARACTERISTICS (continued)
(Circuit of Figure 1, no load on LDO5, LDO3, OUT5, OUT3, and REF, V
= 19V, V
erwise noted. Typical values are at T
MAIN SMPS INPUTS AND OUTPUTS
SKIP Threshold Voltage
SKIP Leakage Current
ON_ Input Logic Levels
ON_ Leakage Current
OUT_ Discharge-Mode
On-Resistance
SMPS GATE DRIVERS
DH3, DH5 Gate Driver
On-Resistance
DL3, DL5 Gate Driver
On-Resistance
DH3, DH5 Gate Driver Source/
Sink Current
DL3, DL5 Gate Driver
Source Current
DL3, DL5 Gate Driver
Sink Current
DHC Gate Driver On-
Resistance
DLC Gate Driver
On-Resistance
Internal BST_ Switch
On-Resistance
BST_ Leakage Current
CHARGER SMPS
DHC Off-Time K Factor
Sense Voltage for Minimum
Discontinuous Mode Ripple
Current
Zero Crossing Comparator
Threshold
Cycle-by-Cycle Current- Limit
Sense Voltage
BSTC
PARAMETER
- V
Integrated Charger, Dual Main Step-Down
LXC
_______________________________________________________________________________________
= 5V, V
Controllers, and Dual LDO Regulators
BATT
I
= V
R
R
DL(SOURCE)
SYMBOL
DH3
I
R
DL3
DL(SINK)
A
V
DSCHG
R
R
CSIP
R
I
= +25°C.)
I
SKIP
DHC
BST
DLC
DH
BST
, R
, R
DH5
DL5
= V
CSIN
High = SKIP
Mid = PWM
Low = ultrasonic
V
High (SMPS on)
Low (SMPS off)
V
ON_ = GND
BST3 - LX3 and BST5 - LX5 forced to 5V;
high state
BST3 - LX3 and BST5 - LX5 forced to 5V; low
state
DL3, DL5; high state
DL3, DL5; low state
DH3, DH5 forced to 2.5V,
BST3 - LX3 and BST5 - LX5 forced to 5V
DL3, DL5 forced to 2.5V
DL3, DL5 forced to 2.5V
High state, I
Low state, I
High state, I
Low state, I
I
V
regulation threshold, T
V
V
V
V
BST
SKIP
ON3
BST
DCIN
CSIP
CSIP
CSIP
= 12.6V, V
_ = 10mA, V
_ = 24V, OUT3 and OUT5 above
= V
= 0 or 5V, T
- V
- V
- V
= 19V, V
CSIN
CSIN
CSIN
ON5
DHC
DLC
DHC
DLC
VCTL
= 0 or 5V, T
CONDITIONS
BATT
= -10mA
= -10mA
DD
= 10mA
= 10mA
A
= V
= +25°C
= 5V
= 10V
CC
A
ISET
= +25°C
= 5V, ON3 = ON5 = V
A
= 1.8V, CELLS = open, T
= +25°C
CC
MIN
120
2.3
1.5
2.4
7.5
30
-2
-2
0
, V
DCIN
A
= 0°C to +85°C, unless oth-
TYP
125
1.6
1.6
1.5
0.6
1.7
3.3
1.5
0.8
20
35
10
= V
2
3
3
5
2
5
LXC
= V
MAX
V
130
1.9
0.8
0.8
3.8
3.8
3.5
1.5
2.1
+2
+2
50
20
40
CC
3
6
6
CSSP
= V
UNITS
ns/V
mV
mV
mV
FA
FA
FA
I
I
I
I
I
I
A
A
A
V
V
CSSN
5