Datasheet

LT1766/LT1766-5
2
1766fc
ABSOLUTE MAXIMUM RATINGS
(Note 1)
Input Voltage (V
IN
) .................................................. 60V
BOOST Pin Above SW .............................................. 35V
BOOST Pin Voltage ................................................. 68V
SYNC, SENSE Voltage (LT1766-5) ............................. 7V
SHDN Voltage ............................................................ 6V
BIAS Pin Voltage ..................................................... 30V
FB Pin Voltage/Current (LT1766) ................... 3.5V/2mA
Operating Junction Temperature Range
LT1766EFE/LT1766EFE-5/LT1766EGN/
LT1766EGN-5 (Note 8,10) ....................–40°C to 125°C
LT1766IFE/LT1766IFE-5/
LT1766IGN/LT1766IGN-5 (Note 8,10) ..–40°C to 125°C
LT1766HFE ..........................................–40°C to 140°C
Storage Temperature Range .................. –65°C to 150°C
Lead Temperature (Soldering, 10 sec) .................. 300°C
FE PACKAGE
16-LEAD PLASTIC TSSOP
1
2
3
4
5
6
7
8
TOP VIEW
16
15
14
13
12
11
10
9
GND
SW
NC
V
IN
NC
BOOST
NC
GND
GND
SHDN
SYNC
NC
FB/SENSE
V
C
BIAS
GND
17
GND
θ
JA
= 45°C, θ
JC
(PIN 17) = 10°C/W
EXPOSED PAD (PIN 17) IS GND, MUST BE SOLDERED TO PCB
GN PACKAGE
16-LEAD PLASTIC SSOP
1
2
3
4
5
6
7
8
TOP VIEW
16
15
14
13
12
11
10
9
GND
SW
NC
V
IN
NC
BOOST
NC
GND
GND
SHDN
SYNC
NC
FB/SENSE
V
C
BIAS
GND
θ
JA
= 85°C, θ
JC
(PIN 8) = 25°C/W
FOUR CORNER PINS SOLDERED TO GROUND PIN
PIN CONFIGURATION