MAX8724ETI Maxim Integrated Products, MAX8724ETI Datasheet - Page 17

• Manufacturer Part Number: MAX8724ETI
• Description: Battery Management Multichemistry Battery Charger
• Manufacturer: Maxim Integrated Products

Specifications of MAX8724ETI

• Product: Charge Management
• Battery Type: Li-Ion, Li-Polymer, NiCd, NiMH, Lead Acid, Universal
• Operating Supply Voltage: 2.5 V to 3.6 V
• Supply Current: 400 uA
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 40 C
• Package / Case: TQFN-28
• Charge Safety Timers: Yes
• Mounting Style: SMD/SMT
• Temperature Monitoring: No
• Uvlo Start Threshold: 7 V
• Uvlo Stop Threshold: 7.85 V
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

Figure 3. Functional Diagram
CELLS
SHDN
CSSN
CSSP
VCTL
BATT
CSIP
CSIN
GND
ICTL
CCS
CCV
CLS
CCI
Low-Cost Multichemistry Battery Chargers
SELECT
LOGIC
______________________________________________________________________________________
CELL
REFIN
23.5%
REFIN
x
400mV
REFIN
GND
DCIN
x
x
SHIFTER
SHIFTER
LEVEL
LEVEL
REFIN
75mV
75mV
REF
R1
4V
3.1V/CELL
MAX1908 ONLY
MAX8765A
GMS
GMV
GMI
MAX1908
MAX8724
MAX8765
BAT_UV
SRDY
BLOCK
LOGIC
LVC
CSI
LVC
RDY
REGULATOR
LINEAR
5.4V
REF/2
CONVERTER
SHIFTER
DC-DC
LEVEL
MAX1908/MAX8724 ONLY
GM
GM
Functional Diagram
REFERENCE
4.096V
DRIVER
DRIVER
ICTL
1/55
N
DCIN
LDO
REF
REFIN
ACIN
ACOK
IINP
ICHG
BST
DHI
LX
DLOV
DLO
PGND
17