ISL6609ACBZ-T Intersil, ISL6609ACBZ-T Datasheet - Page 10

• Manufacturer Part Number: ISL6609ACBZ-T
• Description: IC MOSFET DRVR SYNC BUCK 8-SOIC
• Manufacturer: Intersil

Specifications of ISL6609ACBZ-T

• Configuration: High and Low Side, Synchronous
• Input Type: PWM
• Delay Time: 18ns
• Current - Peak: 2A
• Number Of Configurations: 1
• Number Of Outputs: 2
• Voltage - Supply: 4.5 V ~ 5.5 V
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 8-SOIC (3.9mm Width)
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• High Side Voltage - Max (bootstrap): -

Therefore, the actual coupling effect should be examined
using a very high impedance (10MΩ or greater) probe to
ensure a safe design margin.
V
R
GS_MILLER
FIGURE 5. GATE TO SOURCE RESISTOR TO REDUCE
=
VCC
R
UGPH
=
UPPER MOSFET MILLER COUPLING
+
DU
DL
R
dV
------- R C
dt
GI
⋅
⋅
C
BOOT
PHASE
UGATE
rss
rss
C
⎛
⎜
⎜
⎜
⎜
⎝
BOOT
1 e
10
=
–
C
--------------------------------- -
dV
------ - R C
GD
dt
G
–
⋅
V
DS
R
⋅
C
GI
GD
iss
C
C
⎞
⎟
⎟
⎟
⎟
⎠
iss
GS
S
=
VIN
C
Q
GD
UPPER
D
ISL6609, ISL6609A
(EQ. 5)
+
C
C
DS
GS
April 27, 2009
FN9221.2