ISL6224CA Intersil, ISL6224CA Datasheet - Page 11

• Manufacturer Part Number: ISL6224CA
• Description: IC CONTROLLER PWM SINGLE 16-SSOP
• Manufacturer: Intersil

Specifications of ISL6224CA

• Pwm Type: Current Mode
• Number Of Outputs: 1
• Frequency - Max: 690kHz
• Duty Cycle: 94%
• Voltage - Supply: 4 V ~ 24 V
• Buck: Yes
• Boost: No
• Flyback: No
• Inverting: No
• Doubler: No
• Divider: No
• Cuk: No
• Isolated: No
• Operating Temperature: -10°C ~ 85°C
• Package / Case: 16-QSOP
• Frequency-max: 690kHz
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

ISL6224 DC-DC Converter Application Circuits
Figure 5 shows an application circuit of a DC/DC converter
for a notebook PC. The power supply provides +V2_5S from
either +4V–24V
detailed information on the circuit, including a bill of materials
DC
battery voltage or system +5V bus. For
0.015µF
C4
FIGURE 5. APPLICATION CIRCUIT FOR ONE-STEP CONVERSION (MODE 1)
11
TBD
R2
PGOOD
FCCM
EN
SOFT
OCSET
1µF
C2
16
4
3
2
7
GND
ISL6224
8
1
VIN
+
ISL6224
15
14
13
12
10
11
6
5
9
C1
56µF
VCC
BOOT
UGATE
PHASE
ISEN
LGATE
PGND
VSEN
VOUT
and circuit board description, see Application Note AN9983.
Also see Intersil’s web site (http://www.intersil.com) for the
latest information.
TBD
Risen
CR1
2/2 FDS6912A
Q2
1/2 FDS6912A
Q1
C6
0.1µF
L1
+
6.4µH
330µF
C3
33µF
C5
+
R3
R4
+5.6-24V
GND
+5.0V
+V2_5S
(3A)
C6
CC
IN
June 8, 2006
FN9042.8