LT8584_15 Datasheet, PDF (7/36 Pages) Linear Technology – 2.5A Monolithic Active Cell Balancer with Telemetry Interface

Typical Performance Characteristics
T_A = 25°C, V_IN = V_CELL = V_SNS = 4.2V, unless otherwise noted.
V_SNS Transfer Function
1200
1000
800
600
400
200
0
0 10 20 30 40 50 60 70
V_CELL – V_SNS (mV)
8584 G19
V_SNS Amplifier Gain
19.50
19.25
19.00
18.75
18.50
–60
–20 20 60 100
TEMPERATURE (°C)
140
8584 G20
Handshake Voltage Error
10
5
0
–5
–10
–60
SW, ERR
FAULT
MODE4
MODE3
MODE2
MODE1
–20 20 60 100
TEMPERATURE (°C)
140
8584 G22
Handshake Voltage
Line Regulation
0.30
0.25
0.20
0.15
0.10
0.05
0
–60 –20 20
60 100 140
TEMPERATURE (°C)
8584 G23
OUT Pin Clamp Voltage
I_OUT = 10mA
2.0
1.8
1.6
1.4
1.2
1.0
–60
–20 20 60 100
TEMPERATURE (°C)
140
8584 G25
OUT Pin Amplifier Drive Current
10
9
8
7
SINK
6
5
4
SOURCE
3
2
–60 –20 20
60 100 140
TEMPERATURE (°C)
8584 G26
For more information www.linear.com/LT8584
LT8584
V_SNS Amplifier
Input Referred Offset
500
250
0
–250
–500
–60
–20 20 60 100
TEMPERATURE (°C)
140
8584 G21
Decode Window Duration Error
3
2
100k
50k
1
0
10k
–1
–2
–3
–60
–20 20 60 100
TEMPERATURE (°C)
140
8584 G24
OUT Pin Amplifier
1% Settling Time, C_OUT = 220nF
400
300
V_IN – V_OUT =
1.4V → 0.2V
200
V_IN – V_OUT =
0V → 1.4V
100
0
–60 –20 20
60 100 140
TEMPERATURE (°C)
8584 G27
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