MAX1538ETI+T Maxim Integrated Products, MAX1538ETI+T Datasheet - Page 2

• Manufacturer Part Number: MAX1538ETI+T
• Description: IC PWR SOURCE SELECTOR 28-TQFN
• Manufacturer: Maxim Integrated Products

Specifications of MAX1538ETI+T

• Function: Dual Battery Controller
• Battery Type: All Battery Types
• Voltage - Supply: 4.75 V ~ 28 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 28-WFQFN Exposed Pad
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

ABSOLUTE MAXIMUM RATINGS
Power-Source Selector for
Dual-Battery Systems
V
V
V
V
V
V
V
Stresses beyond those listed under “Absolute Maximum Ratings” may cause permanent damage to the device. These are stress ratings only, and functional
operation of the device at these or any other conditions beyond those indicated in the operational sections of the specifications is not implied. Exposure to
absolute maximum rating conditions for extended periods may affect device reliability.
ELECTRICAL CHARACTERISTICS
(V
C
Typical values are at T
2
ADPIN, EXTLD Supply Voltage
Range
CHGIN, BATA, BATB and
BATSUP Supply Voltage Range
ADPIN, BATA, BATB, BATSUP
Quiescent Current (Current from
the Highest Voltage Supply)
ADPIN Quiescent Current (ADPIN
Current When Not the Highest
Voltage)
BATA Quiescent Current (BATA
Current When Not the Highest
Voltage)
BATB Quiescent Current (BATB
Current When Not the Highest
Voltage)
EXTLD Quiescent Current
CHGIN Quiescent Current
EXTLD
ADPPWR
REVBLK
CHGA
DISA
DISB
DD
ADPPWR
BATA
V
V
CHGIN
MINVA
, V
_______________________________________________________________________________________
to GND..........................................-0.3V to (V
to GND..........................................-0.3V to (V
CHRG
, V
, V
= V
, V
CHGB,
BATSUP
, V
to GND...................................-0.3V to (V
= C
to GND .................................................-0.3V to +30V
PARAMETER
BATB
ADPBLK
, V
MINVB
REVBLK
BATSEL
V
= V
, V
DISBAT
, V
to GND ...................-0.3V to (V
ADPIN
CHGIN
AIRDET
= C
, V
A
=
RELRN
to GND ..........-0.3V to (V
ADPBLK
, V
+25°C.)
= 16.8V, C
, V
BATA
ACDET
, V
, V
= C
OUT0
BATB
V
V
V
V
no external load at V
V
no external load at V
V
no external load at V
V
no external load at V
Adapter selected (REVBLK or ADPBLK pins low)
Adapter not selected (REVBLK and ADPBLK pins high)
AC or ai r l i ne state ( C H G A, C H GB, and D IS BAT p i ns hi g h)
Charge state (CHGA or CHGB pin low, DISBAT pin high)
Discharge or relearn state (CHGA or CHGB pin low,
DISBAT pin low)
DISBAT
to GND..........-0.3V to +6V
VDD
BATA
BATB
BATSUP
ADPIN
ADPIN
BATA
BATB
, V
,
OUT1
= 1µF, V
= 4.75V to 19V,
= 4.75V to 19V,
= 4.75V to 19V,
= 4.75V to 19V,
= C
= 4.75V to 28V,
= 4.75V to 18V,
, V
= 4.75V to 19V,
DISA
OUT2
CHGIN
MINVA
ADPIN
EXTLD
BATA
BATB
= C
,
= V
+ 0.3V)
+ 0.3V)
+ 0.3V)
+ 0.3V)
+ 0.3V)
DISB
DD
DD
DD
DD
CONDITIONS
MINVB
= C
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
CHGA
ADPIN
ADPPWR
ADPIN
ADPPWR
BATA
DISA
BATA
BATB
DISB
BATB
BATSUP
ADPPWR
ADPPWR
DISA
DISA
DISB
DISB
= 0.93V, V
Continuous Power Dissipation (T
Operating Temperature Range
Junction Temperature ......................................................+150°C
Storage Temperature Range .............................-65°C to +150°C
Lead Temperature (soldering, 10s) .................................+300°C
= high
= high
= high
= low
= high
= low
= highest,
= highest, V
= highest,
= highest, V
= C
= highest,
= highest,
28-Pin Thin QFN 5mm x 5mm
(derate 20.8mW/°C above +70°C) ..........................1666.7mW
MAX1538ETI ....................................................-40°C to +85°C
= highest
= high
= low
= high
= low
CHGB
EXTLD
= 4.7nF, T A = 0°C to +85°C, unless otherwise noted.
= V
DISA
DISB
ADPIN
= low
= low
= 28V, V
4.75
4.75
MIN
CHRG
A
= +70°C)
TYP
0.01
0.02
0.03
= V
2.6
3.9
7.0
3.9
7.0
3.0
3.1
6.1
21
23
21
24
21
24
18
BATSEL
28.00
19.00
MAX
12.1
0.5
6.0
6.0
6.1
1.0
1.5
6.2
50
54
42
50
42
50
40
12
12
6
= V
RELRN
UNITS
µA
µA
µA
µA
µA
µA
V
V
= 0,