Datasheet

LTC4442/LTC4442-1
2
4442fb
ELECTRICAL CHARACTERISTICS
ABSOLUTE MAXIMUM RATINGS
Supply Voltage
V
CC
......................................................... –0.3V to 10V
V
LOGIC
.................................................... –0.3V to 10V
BOOST – TS ........................................... –0.3V to 10V
IN Voltage .................................................. –0.3V to 10V
BOOST Voltage .......................................... –0.3V to 42V
TS Voltage ..................................................... –5V to 38V
TS + V
CC
....................................................................42V
Driver Output TG (with Respect to TS) ....... –0.3V to 10V
Driver Output BG ........................................ –0.3V to 10V
Operating Temperature Range (Note 2).... –40°C to 85°C
Junction Temperature (Note 3) ............................. 125°C
Storage Temperature Range ................... –65°C to 150°C
Lead Temperature (Soldering, 10 sec) .................. 300°C
(Note 1)
SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
Logic Supply (V
LOGIC
)
V
LOGIC
Operating Range 3 9.5 V
I
VLOGIC
DC Supply Current IN = Floating 730 850 µA
UVLO Undervoltage Lockout Threshold V
LOGIC
Rising
V
LOGIC
Falling
Hysteresis
●
●
2.5
2.4
2.75
2.65
100
3.0
2.9
V
V
mV
Gate Driver Supply (V
CC
)
V
CC
Operating Range 6 9.5 V
I
VCC
DC Supply Current IN = Floating 300 380 µA
The ● denotes the specifi cations which apply over the full operating
temperature range, otherwise specifi cations are at T
A
= 25°C. V
CC
= V
BOOST
= 7V, V
TS
= GND = 0V, V
LOGIC
= 5V, unless otherwise noted.
PIN CONFIGURATION
1
2
3
4
TG
TS
BG
GND
8
7
6
5
BOOST
V
CC
V
LOGIC
IN
TOP VIEW
MS8E PACKAGE
8-LEAD PLASTIC MSOP
9
GND
T
JMAX
= 125°C, θ
JA
= 40°C/W
EXPOSED PAD (PIN 9) IS GND, MUST BE SOLDERED TO PCB
ORDER INFORMATION
LEAD FREE FINISH TAPE AND REEL PART MARKING* PACKAGE DESCRIPTION TEMPERATURE RANGE
LTC4442EMS8E#PBF LTC4442EMS8E#TRPBF LTCTJ 8-Lead Plastic MSOP –40°C to 85°C
LTC4442IMS8E#PBF LTC4442IMS8E#TRPBF LTCTJ 8-Lead Plastic MSOP –40°C to 85°C
LTC4442EMS8E-1#PBF LTC4442EMS8E-1#TRPBF LTCXR 8-Lead Plastic MSOP –40°C to 85°C
LTC4442IMS8E-1#PBF LTC4442IMS8E-1#TRPBF LTCXR 8-Lead Plastic MSOP –40°C to 85°C
Consult LTC Marketing for parts specifi ed with wider operating temperature ranges. *The temperature grade is identifi ed by a label on the shipping container.
Consult LTC Marketing for information on non-standard lead based fi nish parts.
For more information on lead free part marking, go to: http://www.linear.com/leadfree/
For more information on tape and reel specifi cations, go to: http://www.linear.com/tapeandreel/