DS2786BG+T&R Maxim Integrated Products, DS2786BG+T&R Datasheet - Page 5

• Manufacturer Part Number: DS2786BG+T&R
• Description: IC FUEL GAUGE OCV-BASED 10-TDFN
• Manufacturer: Maxim Integrated Products

Specifications of DS2786BG+T&R

• Function: Fuel, Gas Gauge/Monitor
• Battery Type: Lithium-Ion (Li-Ion), Lithium-Polymer (Li-Pol)
• Voltage - Supply: 2.5 V ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 10-TDFN Exposed Pad
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

PIN DESCRIPTION
Figure 2. Block Diagram
PAD
PIN
10
1
2
3
4
5
6
7
8
9
NAME
V
AIN1
AIN0
SDA
SNS
V
PAD
SCL
V
V
V
PROG
OUT
DD
SS
IN
Aux Voltage Input Number 1
Aux Voltage Input Number 0
Serial Clock Input. Input only 2-wire clock line. Connect this pin to the clock signal of the
2-wire interface. This pin has a 0.2µA typical pulldown to sense disconnection.
Serial Data Input/Output. Open drain 2-wire data line. Connect this pin to the clock
signal of the 2-wire interface. This pin has a 0.2µA typical pulldown to sense
disconnection.
Current-Sense Input. Connect to the handset side of the sense resistor.
Device Ground. Connect to the battery side of the sense resistor.
EEPROM Programming Voltage Input. Connect to external supply for production
programming. Connect to V
Voltage Out. Supply for Aux Input Voltage Measurement Dividers. Connect to high side
of resistor divider circuits.
Battery Voltage Input. The voltage of the cell pack is measured through this pin.
Power-Supply Input. 2.5V to 4.5V input range. Connect to system power through a
decoupling network.
Exposed Pad. Connect to V
SS
SS
5 of 22
during normal operation.
.
FUNCTION
DS2786 Stand-Alone OCV-Based Fuel Gauge