ISL8036AIRZ-T Intersil, ISL8036AIRZ-T Datasheet - Page 7

• Manufacturer Part Number: ISL8036AIRZ-T
• Description: IC REG SYNC BUCK DUAL 3A 24QFN
• Manufacturer: Intersil
• Type: Step-Down (Buck), PWM - Current Moder

Specifications of ISL8036AIRZ-T

• Internal Switch(s): Yes
• Synchronous Rectifier: Yes
• Number Of Outputs: 2
• Voltage - Output: 0.8 V ~ 6 V
• Current - Output: 3A
• Frequency - Switching: 2.5MHz
• Voltage - Input: 2.85 V ~ 6 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: *
• Package / Case: *
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Table of Contents
Absolute Maximum Ratings ................................................................................................................ 8
Thermal Information .......................................................................................................................... 8
Recommended Operating Conditions .................................................................................................. 8
Electrical Specifications. ......................................................................................................................... 8
ISL8036 Typical Operating Performance for Dual PWM Operation ..................................................... 10
ISL8036A Typical Operating Performance for Dual PWM Operation................................................... 15
ISL8036 Typical Operating Performance for Current Sharing PWM Operation. .................................. 17
ISL8036A Typical Operating Performance for Current Sharing PWM Operation. ................................ 21
Theory of Operation........................................................................................................................... 22
Applications Information ................................................................................................................... 23
Revision History ................................................................................................................................ 24
Products ............................................................................................................................................ 24
Package Outline Drawing ................................................................................................................. 25
PWM Control Scheme....................................................................................................................... 22
Synchronization Control ................................................................................................................... 22
Output Current Sharing.................................................................................................................... 22
Overcurrent Protection..................................................................................................................... 22
PG ................................................................................................................................................ 23
UVLO............................................................................................................................................. 23
Enable ........................................................................................................................................... 23
Soft-start-up .................................................................................................................................. 23
Discharge Mode (Soft-Stop).............................................................................................................. 23
Power MOSFETs .............................................................................................................................. 23
100% Duty Cycle ............................................................................................................................ 23
Thermal Shutdown .......................................................................................................................... 23
Output Inductor and Capacitor Selection ............................................................................................ 23
Output Voltage Selection.................................................................................................................. 23
Input Capacitor Selection ................................................................................................................. 24
PCB Layout Recommendation ........................................................................................................... 24
7
ISL8036, ISL8036A
October 18, 2010
FN6853.1