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LTC4440 Scheda tecnica(PDF) 2 Page - Linear Technology

Il numero della parte LTC4440
Spiegazioni elettronici  High Speed, High Voltage High Side Gate Driver
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Produttore elettronici  LINER [Linear Technology]
Homepage  http://www.linear.com
Logo LINER - Linear Technology

LTC4440 Scheda tecnica(HTML) 2 Page - Linear Technology

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LTC4440
4440i
Supply Voltage
VCC ....................................................... – 0.3V to 15V
BOOST – TS ......................................... – 0.3V to 15V
INP Voltage ............................................... – 0.3V to 15V
BOOST Voltage (Continuous) ................... – 0.3V to 95V
BOOST Voltage (100ms) ........................ – 0.3V to 115V
TS Voltage (Continuous) ............................. – 5V to 80V
TS Voltage (100ms) ................................... – 5V to 100V
ORDER PART
NUMBER
LTC4440EMS8E
TJMAX = 150°C, θJA = 40°C/W (NOTE 4)
EXPOSED PAD IS GND (PIN 9)
MUST BE SOLDERED TO PCB
ABSOLUTE MAXIMUM RATINGS
PACKAGE/ORDER INFORMATION
(Note 1)
Peak Output Current < 1
µs (TG) ............................... 4A
Driver Output TG (with Respect to TS) ..... – 0.3V to 15V
Operating Ambient Temperature Range
(Note 2) .............................................. – 40
°C to 85°C
Junction Temperature (Note 3) ............................ 150
°C
Storage Ambient Temperature Range ... – 65
°C to 150°C
Lead Temperature (Soldering, 10 sec).................. 300
°C
MS8E
PART MARKING
LTF9
1
2
3
4
INP
GND
VCC
GND
8
7
6
5
TS
TG
BOOST
NC
TOP VIEW
9
MS8E PACKAGE
8-LEAD PLASTIC MSOP
ORDER PART
NUMBER
LTC4440ES6
S6
PART MARKING
LTZY
VCC 1
GND 2
INP 3
6 BOOST
5 TG
4 TS
TOP VIEW
S6 PACKAGE
6-LEAD PLASTIC SOT-23
TJMAX = 150°C, θJA = 230°C/W
The q denotes specifications which apply over the full operating
temperature range, otherwise specifications are at TA = 25°C. VCC = VBOOST = 12V, VTS = GND = 0V, unless otherwise noted.
Consult LTC Marketing for parts specified with wider operating temperature ranges.
ELECTRICAL CHARACTERISTICS
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
Main Supply (VCC)
IVCC
DC Supply Current
Normal Operation
INP = 0V
250
400
µA
UVLO
VIN < UVLO Threshold – 0.1V
25
80
µA
UVLO
Undervoltage Lockout Threshold
VCC Rising
q
5.7
6.5
7.3
V
VCC Falling
q
5.4
6.2
7.0
V
Hysteresis
300
mV
Bootstrapped Supply (BOOST – TS)
IBOOST
DC Supply Current
Normal Operation
INP = 0V
110
180
µA
UVLO
VBOOST – VTS < UVLOHS – 0.1V, INP = 0V
86
170
µA
UVLOHS
Undervoltage Lockout Threshold
VBOOST – VTS Rising
q
6.75
7.4
7.95
V
VBOOST – VTS Falling
q
6.25
6.9
7.60
V
Hysteresis
500
mV
Input Signal (INP)
VIH
High Input Threshold
INP Ramping High
q
1.3
1.6
2
V
VIL
Low Input Threshold
INP Ramping Low
q
0.85
1.25
1.6
V
VIH – VIL
Input Voltage Hysteresis
0.350
V
IINP
Input Pin Bias Current
±0.01
±2
µA


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