Datasheet

LTC4444-5
2
44445fc
PIN CONFIGURATION ABSOLUTE MAXIMUM RATINGS
Supply Voltage
V
CC
......................................................... –0.3V to 14V
BOOST – TS ........................................... –0.3V to 14V
TINP Voltage ................................................. –2V to 14V
BINP Voltage ................................................. –2V to 14V
BOOST Voltage .........................................–0.3V to 114V
TS Voltage .................................................. –5V to 100V
Operating Junction Temperature Range
(Notes 2, 3) ........................................–55°C to 150°C
Storage Temperature Range ..................–65°C to 150°C
Lead Temperature (Soldering, 10 sec) ...................300°C
(Note 1)
1
2
3
4
TINP
BINP
V
CC
BG
8
7
6
5
TS
TG
BOOST
NC
TOP VIEW
9
GND
MS8E PACKAGE
8-LEAD PLASTIC MSOP
T
JMAX
= 125°C, θ
JA
= 40°C/W, θ
JC
= 10°C/W (NOTE 4)
EXPOSED PAD (PIN 9) IS GND, MUST BE SOLDERED TO PCB
ORDER INFORMATION
ELECTRICAL CHARACTERISTICS
SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
Gate Driver Supply, V
CC
V
CC
Operating Voltage 4.5 13.5 V
I
VCC
DC Supply Current TINP = BINP = 0V 320 520 µA
UVLO Undervoltage Lockout Threshold V
CC
Rising
V
CC
Falling
Hysteresis
l
l
3.60
3.20
4.00
3.55
450
4.40
3.90
V
V
mV
Bootstrapped Supply (BOOST – TS)
I
BOOST
DC Supply Current TINP = BINP = 0V 0.1 2 µA
Input Signal (TINP, BINP)
V
IH(BG)
BG Turn-On Input Threshold BINP Ramping High
l
2.25 2.75 3.25 V
V
IL(BG)
BG Turn-Off Input Threshold BINP Ramping Low
l
1.85 2.3 2.75 V
V
IH(TG)
TG Turn-On Input Threshold TINP Ramping High
l
2.25 2.75 3.25 V
V
IL(TG)
TG Turn-Off Input Threshold TINP Ramping Low
l
1.85 2.3 2.75 V
The l denotes the specifications which apply over the full operating junction
temperature range, otherwise specifications are at T
A
= 25°C (Note 2). V
CC
= V
BOOST
= 6V, V
TS
= GND = 0V, unless otherwise noted.
LEAD FREE FINISH TAPE AND REEL PART MARKING* PACKAGE DESCRIPTION TEMPERATURE RANGE
LTC4444EMS8E-5#PBF LTC4444EMS8E-5#TRPBF LTDPY 8-Lead Plastic MSOP –40°C to 125°C
LTC4444IMS8E-5#PBF LTC4444IMS8E-5#TRPBF LTDPY 8-Lead Plastic MSOP –40°C to 125°C
LTC4444HMS8E-5#PBF LTC4444HMS8E-5#TRPBF LTDPY 8-Lead Plastic MSOP –40°C to 150°C
LTC4444MPMS8E-5#PBF LTC4444MPMS8E-5#TRPBF LTFDF 8-Lead Plastic MSOP –55°C to 150°C
Consult LTC Marketing for parts specified with wider operating temperature ranges. *The temperature grade is identified by a label on the shipping container.
Consult LTC Marketing for information on non-standard lead based finish parts.
For more information on lead free part marking, go to:
http://www.linear.com/leadfree/
For more information on tape and reel specifications, go to:
http://www.linear.com/tapeandreel/