ISL6431CB Intersil, ISL6431CB Datasheet - Page 9

• Manufacturer Part Number: ISL6431CB
• Description: IC CNTRLR PWM SYNC BUCK 8-SOIC
• Manufacturer: Intersil

Specifications of ISL6431CB

• Pwm Type: Voltage Mode
• Number Of Outputs: 1
• Frequency - Max: 340kHz
• Duty Cycle: 100%
• Voltage - Supply: 4.5 V ~ 5.5 V
• Buck: Yes
• Boost: No
• Flyback: No
• Inverting: No
• Doubler: No
• Divider: No
• Cuk: No
• Isolated: No
• Operating Temperature: 0°C ~ 70°C
• Package / Case: 8-SOIC (3.9mm Width)
• Frequency-max: 340kHz
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

ISL6431 DC-DC Converter Application Circuit
Figure 8 shows an application circuit of a DC-DC Converter.
Detailed information on the circuit, including a complete Bill-
of-Materials and circuit board description is available.
+5V
COMP/OCSET
9
FB
ISL6431
7
U
6
1
REF
OSC
-
+
PROTECTION
MONITOR
FIGURE 8. DC-DC CONVERTER
AND
5
VCC
3
+
-
GND
ISL6431
C
IN
1
2
4
8
+
UGATE
BOOT
PHASE
LGATE
Q
Q
1
2
D
1
L
1
C
OUT
+
V
OUT