LTC2941IDCB-1#TRPBF Linear Technology, LTC2941IDCB-1#TRPBF Datasheet - Page 2

• Manufacturer Part Number: LTC2941IDCB-1#TRPBF
• Description: IC FUEL/GAS GAUGE LI-ION 1A 6DFN
• Manufacturer: Linear Technology

Specifications of LTC2941IDCB-1#TRPBF

• Function: Fuel, Gas Gauge/Monitor
• Battery Type: Lithium-Ion (Li-Ion)
• Voltage - Supply: 2.7 V ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 6-WFDFN Exposed Pad
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

absoluTe maximum raTings
LTC2941-1
(Notes 1, 2)
Supply Voltage (SENSE
SCL, SDA, AL/CC ......................................... –0.3V to 6V
Sense Current (into SENSE
Operating Ambient Temperature Range
Storage Temperature Range ..................... –65°C to 150°
orDer inFormaTion
Lead Free Finish
TAPE AND REEL (MINI)
LTC2941CDCB-1#TRMPBF LTC2941CDCB-1#TRPBF
LTC2941IDCB-1#TRMPBF
TRM = 500 pieces. *Temperature grades are identified by a label on the shipping container.
Consult LTC Marketing for parts specified with wider operating temperature ranges.
Consult LTC Marketing for information on lead based finish parts.
For more information on lead free part marking, go to:
For more information on tape and reel specifications, go to:
elecTrical characTerisTics
SYMBOL
Power Requirements
V
I
V
Coulomb Counter
I
R
R
q
TCE
V

temperature range, otherwise specifications are at T
SUPPLY
SENSE –
LSB
SENSE +
UVLO
bat
SENSE
PP
LTC2941-1C ............................................. 0°C to 70°C
LTC2941-1I .......................................... –40°C to 85°C
Alert
PARAMETER
Supply Voltage
Supply Current (Note 3)
Undervoltage Lockout Threshold
Sense Current
Internal Sense Resistance
Pin-to-Pin Resistance from SENSE
SENSE
Charge LSB (Note 4)
Total Charge Error (Note 5)
V
bat
Alert Threshold
–
TAPE AND REEL
LTC2941IDCB-1#TRPBF
+
) ............................. –0.3V to 6V
–
) ....................................±2A
+
to
http://www.linear.com/leadfree/
CONDITIONS
Device On
Shutdown
Shutdown, V
V
(Note 7)
Prescaler M = 128 (Default)
0.2A ≤ |I
0.2A ≤ |I
0.02A ≤ |I
V
V
V
PART MARKING*
LFKP
LFKP
SENSE +
SENSE –
SENSE –
SENSE –
http://www.linear.com/tapeandreel/
A
= 25°C. (Note 2)
SENSE
SENSE
Falling
Falling, B[7:6] = 01, I
Falling, B[7:6] = 10, I
Falling, B[7:6] = 11, I
SENSE
The
SENSE +
| ≤ 1A DC
| ≤ 1A DC, 0°C to 70°C
| ≤ 1A DC (Note 7)
l
denotes the specifications which apply over the full operating
≤ 4.2V
pin conFiguraTion
PACKAGE DESCRIPTION
6-Lead (2mm × 3mm) Plastic DFN
6-Lead (2mm × 3mm) Plastic DFN
SENSE –
SENSE –
SENSE –
= 0A
= 0A
= 0A
SENSE
GND
SCL
EXPOSED PAD (PIN 7): DO NOT CONNECT
l
l
l
l
l
l
l
l
T
6-LEAD (2mm 3mm) PLASTIC DFN
JMAX
+
1
2
3
= 150°C, θ
MIN
2.75
2.85
2.95
2.7
2.5
50
DCB PACKAGE
TOP VIEW
JA
7
= 160°C/W (NOTE 8)
0.085
TYP
2.6
2.8
2.9
70
50
74
3
6
5
4
TEMPERATURE RANGE
0°C to 70°C
–40°C to 85°C
SENSE
AL/CC
SDA
–
MAX
±1.8
±2.8
2.85
2.95
3.05
100
120
100
5.5
2.5
2.7
±1
±1
1
UNITS
29411f
mAh
mΩ
mΩ
µA
µA
µA
µA
%
%
%
V
V
A
V
V
V