LTC6803HG-2#TRPBF-ES Linear Technology, LTC6803HG-2#TRPBF-ES Datasheet - Page 6

• Manufacturer Part Number: LTC6803HG-2#TRPBF-ES
• Description: SC-Special Function, Battery Stack Monitor, Addressable SPI
• Manufacturer: Linear Technology
• Type: Battery Monitoringr

Specifications of LTC6803HG-2#TRPBF-ES

• Battery Type: Li-Ion
• Operating Supply Voltage (min): 4V
• Operating Temp Range: -40C to 125C
• Package Type: SSOP
• Mounting: Surface Mount
• Pin Count: 44
• Operating Temperature Classification: Automotive
• Lead Free Status / Rohs Status: Compliant

LTC6803-2/LTC6803-4
TYPICAL PERFORMANCE CHARACTERISTICS
6
–0.50
–2.00
–1.25
1.75
1.00
0.25
100
0.1
10
25
20
15
10
1
5
0
–250
–0.8 –0.6 –0.4
–50
Cell 12 Measurement Error vs V
Cell 1 Voltage Measurement Error
vs Temperature
Measurement Gain Error
Hysteresis
T
A
–200
–30
= 85°C TO 25°C
CHANGE IN GAIN ERROR (ppm)
–150
–10
–0.2 0
–100
TEMPERATURE (°C)
10
V
+
–50
30
– V
C12
0.2 0.4 0.6
50
0
(V)
70
50
T
V
V
V
4 SAMPLES
A
CELL
CELL
+
100
90 110
= 25°C
= 9.6V
= 3.3V
= 0.8V
0.8
680324 G04
680324 G07
150
680324 G10
+
200
1.0
130
–0.50
–2.00
–1.25
1.00
2.50
1.75
0.25
–10
–12
–14
–2
–6
–8
20
18
16
14
12
10
–4
2
0
8
6
4
2
0
–250
–50
0
Cell Voltage Measurement Error
vs Common Mode Voltage
Cell 2 Voltage Measurement Error
vs Temperature
Measurement Gain Error
Hysteresis
T
A
–200
–30
= –45°C TO 25°C
CHANGE IN GAIN ERROR (ppm)
–150
–10
COMMON MODE VOLTAGE (V)
1
–100
TEMPERATURE (°C)
10
2
–50
30
CELL2 ERROR vs V
CELL3 ERROR vs V
CELLn ERROR VS V
n = 4 TO 12
V
T
CELL
A
= 25°C
50
0
= 3.6V
3
70
50
V
V
4 SAMPLES
CELL
+
100
90 110
= 9.6V
4
= 0.8V
150
680324 G05
680324 G08
C1
C2
680324 G11
Cn–1
130
200
,
5
–0.50
–2.00
1000
–1.25
1.00
1.75
0.25
100
0.1
–10
–20
–30
–40
–50
–60
–70
10
1
–1.0
0
–50
10
Cell Measurement Error
vs Cell Voltage
Cell 3 to Cell 12 Voltage
Measurement Error vs Temperature
Cell Measurement Common Mode
Rejection
ALL OTHER CELLS = 3V
V
72dB REJECTION
CORRESPONDS TO
LESS THAN 1 BIT
AT ADC OUTPUT
V
V
4 SAMPLES
–0.8
CM(IN)
CELL
+
–30
= 9.6V
100
–0.6
= 0.8V
–10
= 5V
–0.4
CELL6
TEMPERATURE (°C)
P-P
10
1k
FREQUENCY (Hz)
V
–0.2
IN
30
CELL6 (V)
10k
0
50
0.2
100k
70
0.4
90 110
0.6
1M
680324 G06
680324 G09
680324 G12
0.8
680324f
10M
130
1.0