LTC3300-1
7
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TYPICAL PERFORMANCE CHARACTERISTICS
Maximum Cell Voltage to Allow
Balancing vs Temperature V
REG
Load Regulation V
REG
Voltage vs Temperature
C6 Supply Current When Not
Balancing vs Temperature
T
A
= 25°C unless otherwise specified.
Supply Current When Balancing
vs Temperature Normalized to 25°C
Minimum Cell Voltage Required
for Primary Gate Drive vs
Temperature
V
REG
POR Voltage and Minimum
Secondary Gate Drive vs
Temperature
V
REG
Short-Circuit Current Limit
vs Temperature V
RTONP
, V
RTONS
vs Temperature
TEMPERATURE (°C)
–50
I
Q(SD)
(µA)
16
18
20
25 75 150
33001 G01
14
12
10
–25 0
50
100 125
C6 = 21.6V
TEMPERATURE (°C)
50
0.94
I
Q(ACTIVE)
/I
Q(ACTIVE AT 25°C)
0.96
0.98
1.00
1.02
0 50
100
150
33001 G02
1.04
1.06
25 25
75
125
TYP = 740µA
TYP = 560µA
TYP = 250µA
TYP = 70µA
TYP = 60µA
TYP = –70µA
3.6V PER CELL
MATCH CURVE WITH TABLE ENTRY
TEMPERATURE (°C)
50
1.80
V
CELL(MIN)
(V)
1.85
1.90
1.95
2.00
0 50
100
150
33001 G03
2.05
2.10
25 25
75
125
CELL VOLTAGE RISING
CELL VOLTAGE FALLING
TEMPERATURE (°C)
50
4.2
V
CELL(MAX)
(V)
4.3
4.5
4.6
4.7
5.2
4.9
0
50
75
LT1372 • G10
4.4
5.0
5.1
4.8
25 25
100
125
150
CELL VOLTAGE RISING
CELL VOLTAGE FALLING
I
VREG
(mA)
0
V
REG
(V)
4.8
4.9
5.0
40
33001 G05
4.7
4.6
4.5
5 10 15
20 25
30 35 45
50
T
A
= 25°C
C6 = 36V
C6 = 9V
TEMPERATURE (°C)
50
4.60
V
REG
(V)
4.61
4.63
4.64
4.65
4.70
4.67
0
50
75
33001 G06
4.62
4.68
4.69
4.66
25 25
100
125
150
I
VREG
= 10mA
C6 = 36V
C6 = 9V
TEMPERATURE (°C)
–50
V
REG
(V)
4.000
4.050
150
33001 G07
3.950
3.900
0
50
100
–25
25
75
125
4.100
3.975
4.025
3.925
4.075
C6 = 21.6V
V
REG
RISING (POR)
V
REG
FALLING
(MIN SEC. GATE DRIVE
TEMPERATURE (°C)
50
50
I
VREG
(mA)
51
53
54
55
60
57
0
50
75
33001 G08
52
58
59
56
25 25
100
125
150
C6 = 21.6V
TEMPERATURE (°C)
50
1.164
V
RTONP
, V
RTONS
(V)
1.176
1.188
1.200
1.212
0 50
100
150
1.224
1.236
25 25
75
125
V
RTONP
V
RTONS
LTC3300-1
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For more information www.linear.com/LTC3300-1
Peak Current Sense Threshold
vs Temperature
Zero Current Sense Threshold
vs Temperature
Primary Winding Switch Maximum
On-Time vs Temperature
Secondary Winding Switch
Maximum On-Time vs Temperature
Maximum On-Time
vs R
TONP
, R
TONS
Watchdog Timer Timeout Period
vs Temperature
V
RTONP
, V
RTONS
vs External Resistance WDT Pin Current vs Temperature WDT Pin Current vs R
TONS
R
TONP
, R
TONS
RESISTANCE (kΩ)
1
1.164
V
RTONP
, V
RTONS
(V)
1.176
1.188
1.200
1.212
1.236
10 100
33001 G10
1.224
V
RTONS
V
RTONP
T
A
= 25°C
TEMPERATURE (°C)
–50
65
I
WDT
(µA)
70
75
80
85
–25 0 25 50
33001 G11
75 100 125 150
R
TONS
= 15k
BALANCING
WDT = 0.5V
SECONDARY OV
WDT = 2V
R
TONS
(kΩ)
5
0
I
WDT
(µA)
40
80
120
160
15 25
35
45
33001 G12
200
240
10 20
30
40
T
A
= 25°C
BALANCING
WDT = 0.5V
SECONDARY OV
WDT = 2V
TEMPERATURE (°C)
–50
V
PEAK_P
, V
PEAK_S
(mV)
51
53
55
25 75 150
33001 G13
49
47
45
–25 0
50
100 125
V
CELL
= 3.6V
RANDOM CELL SELECTED
PRIMARY
SECONDARY
TEMPERATURE (°C)
50
–10.0
V
ZERO_P
, V
ZERO_S
(mV)
–7.5
–5.0
–2.5
0
0 50
100
150
33001 G14
2.5
5.0
25 25
75
125
V
CELL
= 3.6V
RANDOM CELL SELECTED
PRIMARY
SECONDARY
TEMPERATURE (°C)
50
6.0
t
ONP(MAX)
(µs)
6.4
6.8
7.2
7.6
0 50
100
150
33001 G15
8.0
8.4
25 25
75
125
R
TONP
= 20k
V
CELL
= 3.6V
TEMPERATURE (°C)
–50
1.0
t
ONS(MAX)
(µs)
1.1
1.2
1.3
1.4
–25 0 25 50
33001 G16
75 100 125 150
R
TONS
= 15k
R
TONP
, R
TONS
(kΩ)
5
0
t
ONP(MAX)
,t
ONS(MAX)
(µs)
2
6
8
10
20
14
15
25
30
33001 G17
4
16
18
12
10 20
35
40
45
T
A
= 25°C
PRIMARY
SECONDARY
TEMPERATURE (°C)
50
1.35
t
WD1
(SECONDS)
1.40
1.45
1.50
1.55
0 50
100
150
33001 G18
1.60
1.65
25 25
75
125
TYPICAL PERFORMANCE CHARACTERISTICS
T
A
= 25°C unless otherwise specified.
LTC3300-1
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For more information www.linear.com/LTC3300-1
Balance Current vs Cell Voltage
Protection for Broken Connection
to Cell While Charging
Protection for Broken Connection
to Secondary Stack While
Discharging
Typical Charge Waveforms Typical Discharge Waveforms
Changing Balancer Direction
“On the Fly”
CSBO Digital Output Current High
vs Temperature
CSBO Digital Output Current Low
vs Temperature
Balancer Efficiency
vs Cell Voltage
TEMPERATURE (°C)
–50
2.00
I
OH1
(µA)
2.25
2.50
2.75
3.00
–25 0 25 50
33001 G19
75 100 125 150
TOS = V
TEMPERATURE (°C)
–50
I
OL1
(µA)
1300
1400
1500
25 75 150
33001 G20
1200
1100
1000
–25 0
50
100 125
TOS = V
VOLTAGE PER CELL (V)
2.8
89
CHARGE TRANSFER EFFICIENCY (%)
90
91
92
93
3.0 3.2 3.4 3.6
33001 G21
3.8 4.0 4.2
DC2064A DEMO BOARD
I
CHARGE
= I
DISCHARGE
= 2.5A
FOR 12-CELL STACK ONLY
DISCHARGE, 12-CELL STACK
DISCHARGE, 6-CELL STACK
CHARGE, 6-CELL STACK
CHARGE, 12-CELL STACK
VOLTAGE PER CELL (V)
2.8
BALANCE CURRENT (A)
2.5
2.6
2.7
3.4 3.8
33001 G22
2.4
2.3
3.0 3.2
3.6 4.0 4.2
2.2
2.1
DC2064A DEMO BOARD
I
CHARGE
= I
DISCHARGE
= 2.5A
FOR 12-CELL STACK ONLY
CHARGE, 12-CELL STACK
CHARGE, 6-CELL STACK
DISCHARGE, 12-CELL STACK
DISCHARGE, 6-CELL STACK
I1S
50mV/DIV
I1P
50mV/DIV
SECONDARY
DRAIN
50V/DIV
PRIMARY
DRAIN
50V/DIV
2µs/DIV
DC2064A DEMO BOARD
I
CHARGE
= 2.5A
T = 2
S = 12
33001 G23
I1P
50mV/DIV
I1S
50mV/DIV
SECONDARY
DRAIN
50V/DIV
PRIMARY
DRAIN
50V/DIV
2µs/DIV
DC2064A DEMO BOARD
I
DISCHARGE
= 2.5A
T = 2
S = 12
33001 G24
C1 PIN
1V/DIV
G1P
2V/DIV
50µs/DIV
33001 G25
3.6V
~5.2V
CONNECTION TO
C1 BROKEN
BALANCING
SHUTS OFF
SECONDARY
STACK VOLTAGE
10V/DIV
G1P
2V/DIV
500µs/DIV
33001 G26
43.2V
~66V
CONNECTION TO
STACK BROKEN
BALANCING
SHUTS OFF
SCKI
5V/DIV
I1P
50mV/DIV
G1P
2V/DIV
20µs/DIV
33001 G27
2ms
CHARGING
DISCHARGING
TYPICAL PERFORMANCE CHARACTERISTICS
T
A
= 25°C unless otherwise specified.

LTC3300IUK-1#PBF

Mfr. #:
Manufacturer:
Analog Devices / Linear Technology
Description:
Battery Management Hi Eff Bi-dir Multicell Bat Balancer
Lifecycle:
New from this manufacturer.
Delivery:
DHL FedEx Ups TNT EMS
Payment:
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