LT3710
W W U W
U
W
U
ABSOLUTE AXI U RATI GS
PACKAGE/ORDER I FOR ATIO
(Note 1)
TOP VIEW
VCC Supply Voltage.................................................. 26V
BOOST Pin Voltage With Respect to SW pin ........... 10V
BOOST Pin Voltage With Respect to GND pin.......... 35V
SYNC Pin Voltage .................................................... 30V
Operating Junction Temperature Range
ORDER PART
NUMBER
1
2
3
4
5
6
7
8
16 GBIAS
BOOST
TGATE
SW
BGATE
PGND
15
14
13
12
11
10
9
LT3710EFE
V
CSET
SYNC
ILCOMP
SS
CC
17
–
CL
(Notes 2, 3) ...................................... –40°C to 125°C
Storage Temperature Range ................. –65°C to 150°C
+
CL
VA
FE PART
MARKING
OUT
Lead Temperature (Soldering, 10 sec).................. 300°C
BGS
V
FB
Note: If higher than 30V on SYNC pin is needed, add a 10k resistor in series with the pin.
FE PACKAGE
16-LEAD PLASTIC TSSOP
3710EFE
TJMAX = 125°C, θJA = 38°C/W
EXPOSED PAD IS SGND (PIN 17) MUST BE
CONNECTED TO PGND AND SOLDERED TO PCB
Consult LTC Marketing for parts specified with wider operating temperature ranges.
ELECTRICAL CHARACTERISTICS
The ● denotes the specifications which apply over the full operating
temperature range, otherwise specifications are at TA = 25°C. VCC = 11V, operating maximum VCC = 24V, no load on any outputs
unless otherwise noted.
PARAMETER
Overall
CONDITIONS
MIN
TYP
MAX
UNITS
Supply Voltage (V
)
●
8
24
12
V
CC
Supply Current (I
)
VA
OUT
≤ 1.2V (Switching Off)
7
mA
VCC
Boost Pin Current
V
= V + 8V, 0V ≤ V ≤ 24V
BOOST SW SW
TGATE High
TGATE Low
2
2
3
3
mA
mA
Voltage Amplifier VA
Reference Voltage (V
)
0.788
0.780
0.8
0.812
0.820
V
V
REF
●
●
FB Pin Input Current
V
= V
0.2
4.5
0.8
0.5
µA
V
FB
REF
VA
OUT
VA
OUT
VA
OUT
High
Low
V
Source Current
100
5
300
µA
dB
Open-Loop Gain
100
Gain Bandwidth Product
Soft-Start Current
10
12
MHz
18
µA
Current Limit Amplifier CA1
Current Limit Threshold at (V
+
–
– V
)
Common Mode Voltage from 0V to V – 2.5V
●
50
0
70
8
85
15
mV
mV
V
CL
CL
CC
+
–
BGATE Off Threshold at (V – V ), BGS Pin Float
Common Mode Voltage from 0V to V – 2.5V
CC
CL
CL
Switching Off Threshold at ILCOMP
V
V
0.15
ILCOMP
+
+
–
–
Input Current (CL , CL )
= V
100
µA
CL
CL
3710f
2
Linear [ Linear ]
