ISL89411 INTERSIL [Intersil Corporation], ISL89411 Datasheet - Page 10

• Manufacturer Part Number: ISL89411
• Description: Intersil Power Management Solutions
• Manufacturer: INTERSIL [Intersil Corporation]

10
Intersil Power Management Solutions  2012  www.intersil.com
FET Drivers
Half-Bridge / Full-Bridge, 3-Phase /
Integrated FET Full Bridge / Low-Side FET Drivers / Synchronous Buck
• Half-Bridge Drivers
• Full-Bridge and Three-Phase Drivers
Low Noise 80V,
500mA, 3-Phase
MOSFET Driver
Key Features
Key Features
• Improved EMI Performance
• Reliability
• Easily Configurable
• Saves Board Space and Simplifies
• Reduces Thermal Losses and
○ Maximum input voltages up to 100V
○ Rise times as fast as 9ns
○ Peak drive currents up to 4A
○ High-speed drivers allow improved system efficiency
○ Optimal for half bridge converters, two-switch
○ Maximum input voltages up to 80V
○ Peak drive currents up to 2.6A
○ Optimal for full-bridge converters, motor drives and
○ Separate control inputs for each MOSFET drive in the
○ Minimized high noise component
○ Shoot-through prevention
○ Programmable dead time prevent
○ Independently drives 6 N-Channel
Design
○ Integrated three phase bridge and
Improves Efficiency
○ Low quiescent currents
○ Fast edge rise and fall times
and transient response
forward converters, and high-voltage synchronous
buck converters
class-D audio systems
full-bridge
shoot-through
MOSFETs
protection features
Typical Application Circuit
Accurate and Stable Dead Time Control
Speed
Brake
• Low-Side FET Drivers
• Synchronous Buck MOSFET Drivers
Controller
○ Available in single, dual, and quad
○ Peak drive currents up to 6A
○ 20ns Rise and Fall time
○ Programmable drive delay time
○ Adaptive shoot-through protection on select
○ Available tri-state PWM inputs
○ On-chip bootstrap diodes on select parts
○ Compact QFN and DFN packages
VDD
configurations
parts
6
4
2
0
-60
-40
VDD
RDEL
AHI
ALI
BHI
BLI
CHI
CLI
-20
RDEL = 100k Ω
JUNCTION TEMPERATURE (°C)
0
CHO
RDEL = 10k Ω
CHB
BHB
AHB
AHO
BHO
CHS
BHS
AHS
VSS
ALO
BLO
CLO
DEAD TIME
20
40
60
80
100
120
140
160
3-Phase: HIP4086A
24V...48V
Battery