MAX17085BETL+T Maxim Integrated Products, MAX17085BETL+T Datasheet - Page 9

• 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
otherwise noted.) (Note 4)
DH3 On-Time
Minimum Off-Time
Extended On-Time Blanking
Ultrasonic Operating Frequency
MAIN SMPS FAULT DETECTION
OUT_ Overvoltage Trip Threshold
(PGOOD Pulled Low Above this
Level)
OUT_ Undervoltage Protection
Trip Threshold
PGOOD Lower Trip Threshold
PGOOD Output Low Voltage
Fault Reset Timer
MAIN SMPS CURRENT LIMIT
ILIM_ Adjustment Range
Valley Current-Limit Threshold
(Adjustable)
MAIN SMPS INPUTS AND OUTPUTS
SKIP Threshold Voltage
SKIP Leakage Current
ON_ Input Logic Levels
SMPS GATE DRIVERS
DH3, DH5 Gate Driver On-
Resistance
DL3, DL5 Gate-Driver On-
Resistance
DHC Gate-Driver On-Resistance
BSTC
PARAMETER
- V
Integrated Charger, Dual Main Step-Down
LXC
_______________________________________________________________________________________
= 5V, V
Controllers, and Dual LDO Regulators
BATT
= V
f
SW(USONIC)
V
R
SYMBOL
t
LIM
DL3
OFF(MIN)
R
R
CSIP
V
R
t
ON3
SKIP
DH3
DHC
DH5
_
, R
(VAL)
DL5
= V
,
CSIN
IN = 12V,
V
(Note 3)
(Note 3)
Duty cycle > 50%; not for production test
SKIP = GND
With respect to error comparator threshold
With respect to error comparator threshold
With respect to error comparator threshold,
falling edge, hysteresis = 15mV
PGOOD low impedance, ON5 = ON3 =
GND, I
Not for production test
V
High = SKIP
Mid = PWM
Low = ultrasonic
V
High (SMPS on)
Low (SMPS off)
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
High state, I
Low state, I
OUT3
AGND
SKIP
= 12.6V, V
= 0 or 5V, T
SINK
= 3.3V
- V
LX
DHC
= 4mA
DHC
_
VCTL
CONDITIONS
= -10mA
= 10mA
A
= +25°C
= V
CC
V
V
V
R
(300kHz - 10%)
R
(800kHz - 10%)
ILIM
ILIM
ILIM
TON
TON
ISET
= 5V, ON3 = ON5 = V
_ = 0.5V
_ = 1.00V
_ = 2.10V
= 549kI
= 202kI
= 1.8V, CELLS = open, T
CC
-350
MIN
866
325
174
0.2
2.3
1.5
2.4
13
12
63
40
85
-2
7
0
, V
DCIN
A
TYP
= -40°C to +85°C, unless
= V
LXC
= V
MAX
1171
-150
V
439
330
360
115
246
0.4
2.1
1.9
0.8
0.8
3.8
3.8
3.5
1.5
2.1
+2
20
77
60
CC
3
CSSP
= V
UNITS
kHz
mV
mV
ms
FA
ns
ns
ns
%
%
I
I
I
V
V
V
V
CSSN
9