LTC4444 Linear Technology, LTC4444 Datasheet - Page 2

• Manufacturer Part Number: LTC4444
• Description: High Voltage Synchronous N-Channel MOSFET Driver
• Manufacturer: Linear Technology

ABSOLUTE MAXIMUM RATINGS
LTC4444
(Note 1)
Supply Voltage
TINP Voltage ................................................. –2V to 14V
BINP Voltage ................................................. –2V to 14V
BOOST Voltage ........................................ –0.3V to 114V
TS Voltage ................................................... –5V to 100V
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
ORDER INFORMATION
LEAD FREE FINISH
LTC4444EMS8E#PBF
LTC4444IMS8E#PBF
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:
For more information on tape and reel specifi cations, go to:
ELECTRICAL CHARACTERISTICS
temperature range, otherwise specifi cations are at T
SYMBOL
Gate Driver Supply, V
V
I
UVLO
Bootstrapped Supply (BOOST – TS)
I
Input Signal (TINP, BINP)
V
V
V
V
I
2
VCC
BOOST
TINP(BINP)
CC
IH(BG)
IL(BG)
IH(TG)
IL(TG)
V
BOOST – TS ........................................... –0.3V to 14V
CC
......................................................... –0.3V to 14V
PARAMETER
Operating Voltage
DC Supply Current
Undervoltage Lockout Threshold
DC Supply Current
BG Turn-On Input Threshold
BG Turn-Off Input Threshold
TG Turn-On Input Threshold
TG Turn-Off Input Threshold
Input Pin Bias Current
CC
TAPE AND REEL
LTC4444EMS8E#TRPBF
LTC4444IMS8E#TRPBF
http://www.linear.com/leadfree/
PART MARKING*
LTDBF
LTDBF
http://www.linear.com/tapeandreel/
A
= 25°C. V
CONDITIONS
TINP = BINP = 0V
V
V
Hysteresis
TINP = BINP = 0V
BINP Ramping High
BINP Ramping Low
TINP Ramping High
TINP Ramping Low
CC
CC
The
Rising
Falling
●
CC
denotes the specifi cations which apply over the full operating
= V
PIN CONFIGURATION
BOOST
PACKAGE DESCRIPTION
8-Lead Plastic MSOP
8-Lead Plastic MSOP
= 12V, V
EXPOSED PAD (PIN 9) IS GND, MUST BE SOLDERED TO PCB
T
TS
JMAX
= GND = 0V, unless otherwise noted.
= 125°C, θ
TINP
BINP
V
BG
CC
8-LEAD PLASTIC MSOP
1
2
3
4
●
●
●
●
●
●
JA
MS8E PACKAGE
= 40°C/W, θ
TOP VIEW
9
MIN
6.00
5.60
2.25
1.85
2.25
1.85
7.2
JC
www.DataSheet4U.com
= 10°C/W (NOTE 4)
8
7
6
5
TS
TG
BOOST
NC
±0.01
6.60
6.15
2.75
2.75
TYP
350
450
0.1
2.3
2.3
TEMPERATURE RANGE
–40°C to 85°C
–40°C to 85°C
MAX
13.5
7.20
6.70
3.25
2.75
3.25
2.75
550
±2
2
UNITS
4444f
mV
μA
μA
μA
V
V
V
V
V
V
V