MAX1758EAI+ Maxim Integrated Products, MAX1758EAI+ Datasheet - Page 3

• Manufacturer Part Number: MAX1758EAI+
• Description: IC BATT CHRG 4-LI+ 28V SW 28SSOP
• Manufacturer: Maxim Integrated Products

Specifications of MAX1758EAI+

• Function: Charge Management
• Battery Type: Lithium-Ion (Li-Ion)
• Voltage - Supply: 6 V ~ 28 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 28-SSOP
• Output Voltage: 5.4 V
• Operating Supply Voltage: 6 V to 28 V
• Supply Current: 5 mA
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 40 C
• Charge Safety Timers: Yes
• Mounting Style: SMD/SMT
• Temperature Monitoring: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

ELECTRICAL CHARACTERISTICS (continued)
(Circuit of Figure 1, V
V
ISETIN
VOLTAGE LIMIT ACCURACY
ERROR AMPLIFIERS
STATE MACHINE
CS to BATT Hard Current Limit
BATT, CS Input Voltage Range
Battery Regulation Voltage
Absolute Voltage Accuracy
BATT Regulation Voltage
Adjustment Range
CCV Amplifier
Transconductance
CCV Amplifier Maximum Output
Current
BATT Full-Scale Charge Current
BATT 1/10-Scale Charge
Current (Note 1)
BATT Charge Current in
Prequalification State
CCI Battery Current Sense Gain
CCI Amplifier Maximum Output
Current
CSSP to CSSN Full-Scale
Current-Sense Voltage
CSSP to CSSN 1/10-Scale
Current-Sense Voltage
CCS Amplifier Transconductance
CCS Amplifier Maximum Output
Current
CCI, CCS Clamp Voltage with
Respect to CCV
CCV Clamp Voltage with
Respect to CCI, CCS
THM Trip Threshold Voltage
THM Low-Temp Current
THM High-Temp Current
THM COLD Threshold
Resistance (Note 2)
THM HOT Threshold Resistance
(Note 2)
Li+ Battery Charger with Internal 28V Switch
= V
PARAMETER
ISETOUT
= V
_______________________________________________________________________________________
DCIN
REF
, R
= V
THM
HSD
= 10kΩ, T
SYMBOL
= V
V
I
I
BATTR
V
THTC
TLTC
TRT
CSSP
A
= V
= 0°C to +85°C, unless otherwise noted. Typical values are at T
Instantaneous peak current limit
CELL = float, GND, VL, or REF
Not including VADJ resistor tolerances
With 1% VADJ resistors
V
V
V
V
V
V
V
V
V
V
V
THM low-temp or high-temp current
V
V
Combines THM low-temp current and THM
threshold, V
Combines THM high-temp current and THM
threshold, V
CSSN
ADJ
ADJ
CCV
CCV
ISETOUT
BATT
CCI
CCI
ISETIN
CCS
CCS
THM
THM
= 2V
= 2V
= GND
= REF
= 2V
= 2V
= 2V
= 2V
= 1.4V
= 1.4V
< 2.4V per cell
= 18V, V
= V
= V
REF
TRT
TRT
Stand-Alone, Switch-Mode
REF
/ 10
CONDITIONS
/ I
/ I
SHDN
/ 10
TLTC
THTC
= V
VL
, V
CELL
= GND, V
BATT
4.167
3.948
4.386
1.386
26.92
3.819
±100
±100
1.35
46.2
MIN
-0.8
±50
100
100
344
2.4
0.4
1.0
60
90
25
25
-1
0
5
= V
CS
3.979
4.421
28.70
3.964
= 4.2V, V
TYP
1.40
150
150
130
100
353
2.7
4.2
0.7
1.5
2.0
10
49
A
= +25°C.)
4.233
4.010
4.453
1.414
30.59
4.115
VADJ
MAX
1.65
51.5
200
200
240
115
200
200
362
3.0
0.8
1.0
3.0
19
15
1
= V
UNITS
REF
V/cell
V/cell
mS ×
µA/A
cells
mA
mA
mV
mV
mS
mV
mV
kΩ
kΩ
µA
µA
µA
µA
µA
%
A
V
A
V
/ 2,
3