ISL6540AIRZ-T Intersil, ISL6540AIRZ-T Datasheet - Page 3

• Manufacturer Part Number: ISL6540AIRZ-T
• Description: IC CTRLR PWM BUCK 1PHASE 28-QFN
• Manufacturer: Intersil

Specifications of ISL6540AIRZ-T

• Pwm Type: Voltage Mode
• Number Of Outputs: 1
• Frequency - Max: 2MHz
• Duty Cycle: 100%
• Voltage - Supply: 2.97 V ~ 22 V
• Buck: Yes
• Boost: No
• Flyback: No
• Inverting: No
• Doubler: No
• Divider: No
• Cuk: No
• Isolated: No
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 28-VQFN Exposed Pad, 28-HVQFN, 28-SQFN, 28-DHVQFN
• Frequency-max: 2MHz
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Typical Application I (Internal Linear Regulator with Remote Sense)
C
F3
VCC
C
R
R
PG_DLY
OFS-
OFS+
R
V
R
VFF
IN
MARG
C
R
SS
R
FS
VIN
MARCTRL
C
REFOUT
PG_DLY
VFF
REFIN
OFS+
OFS-
VFF
VIN
PG
EN
SS
FS
*
C
F1
3
INTERNAL 5.6V BIAS
LINEAR REGULATOR
LINDRV
ISL6540A
VCC
*
R
CC
GND
PVCC
GND
L
IN
BOOT
HSOC
UGATE
PHASE
LGATE
PGND
LSOC
COMP
FB
VMON
VSEN+
VSEN-
ISL6540A
C
C
1
F2
C
R
LSOC
C
D
Z
LSOC
R
HSOC
BOOT
FB
HSOC
R
C
2
2
C
Q1
Q2
HFIN
C
SEN
C
3
C
BOOT
R
1
L
OUT
R
C
R
FB
BIN
Z
C
R
OS
IN
HFOUT
3
*
Note: R
10Ω
C
BOUT
CC
*C
F1
V
V
V
OUT
<10µs
10Ω
SENSE-
October 7, 2008
SENSE+
FN6288.5