Datasheet

LTC3300-2
3
33002f
For more information www.linear.com/LTC3300-2
ELECTRICAL CHARACTERISTICS
The l denotes the specifications which apply over the specified operating
junction temperature range, otherwise specifications are at T
A
= 25°C. (Note 2) BOOST
+
= 25.2V, C6 = 21.6V, C5 = 18V, C4 = 14.4V,
C3 = 10.8V, C2 = 7.2V, C1 = 3.6V, V
–
= 0V, unless otherwise noted.
SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
DC Specifications
I
Q_SD
Supply Current When Not
Balancing (Post Suspend or Pre
First Execute)
Measured at C1, C2, C3, C4, C5
Measured at C6
Measured at BOOST
+
6
0
14
0
1
22
10
µA
µA
µA
I
Q_ACTIVE
Supply Current When Balancing
(Note 3)
Balancing C1 Only (Note 4 for V
–
, C2, C6)
Measured at C1
Measured at C2, C3, C4, C5
Measured at C6
Measured at BOOST
+
250
70
560
0
375
105
840
10
µA
µA
µA
µA
Balancing C2 Only (Note 4 for C1, C3, C6)
Measured at C1
Measured at C2
Measured at C3, C4, C5
Measured at C6
Measured at BOOST
+
–105 –70
250
70
560
0
375
105
840
10
µA
µA
µA
µA
µA
Balancing
C3 Only (Note 4 for C2, C4, C6)
Measured at C1, C4, C5
Measured at C2
Measured at C3
Measured at C6
Measured at BOOST
+
–105
70
–70
250
560
0
105
375
840
10
µA
µA
µA
µA
µA
Balancing
C4 Only (Note 4 for C3, C5, C6)
Measured at C1, C2, C5
Measured at C3
Measured at C4
Measured at C6
Measured at BOOST
+
–105
70
–70
250
560
0
105
375
840
10
µA
µA
µA
µA
µA
Balancing
C5 Only (Note 4 for C4, C6)
Measured at C1, C2, C3
Measured at C4
Measured at C5
Measured at C6
Measured at BOOST
+
–105
70
–70
250
560
0
105
375
840
10
µA
µA
µA
µA
µA
Balancing
C6 Only (Note 4 for C5, C6, BOOST
+
)
Measured at C1, C2, C3, C4
Measured at C5
Measured at C6
Measured at BOOST
+
(BOOST = V
–
)
Measured at BOOST
+
(BOOST = V
REG
)
–105
70
–70
740
60
0
105
1110
90
10
µA
µA
µA
µA
µA
V
CELL|MIN
Minimum Cell Voltage (Rising)
Required for Primary Gate Drive
Cn to Cn – 1 Voltage to Balance Cn, n = 2 to 6
C1 Voltage to Balance C1
Cn + 1 to Cn Voltage to Balance Cn, n = 1 to 5
BOOST
+
to C6 Voltage to Balance C6, BOOST = V
–
l
l
l
l
1.8
1.8
1.8
1.8
2
2
2
2
2.2
2.2
2.2
2.2
V
V
V
V
V
CELL|MIN(HYST)
V
CELL|MIN
Comparator Hysteresis 70 mV
V
CELL|MAX
Maximum Cell Voltage (Rising)
Before Disabling Balancing
C1, Cn to Cn – 1 Voltage to Balance Any Cell,
n = 2 to 6
l
4.7 5 5.3 V
V
CELL|MAX(HYST)
V
CELL|MAX
Comparator Hysteresis 0.5 V
V
CELL|RECONNECT
Maximum Cell Voltage (Falling) to
Re-Enable Balancing
l
4.25 V
V
REG
Regulator Pin Voltage 9V ≤ C6 ≤ 36V, 0mA ≤ I
LOAD
≤ 20mA
l
4.4 4.8 5.2 V
V
REG|POR
V
REG
Voltage (Rising) for
Power-On Reset
4.0 V
V
REG|MIN
Minimum V
REG
Voltage (Falling)
for Secondary Gate Drive
V
REG
Voltage to Balance Cn, n = 1 to 6
l
3.8 V