Analog Integrated Circuit Device Data

24

Freescale Semiconductor

34717

REVISION HISTORY

REVISION HISTORY

REVISION

DATE

DESCRIPTION OF CHANGES

1.0

2/2006

•

Pre-release version

•

Implemented Revision History page

2.0

1/2007

•

Initial release

•

Converted format from Market Assessment to Product Preview

•

Major updates to the data, form, and style

3.0

5/2007

•

Changed Feature fom 2% to 1%, relabeled to include soft start

•

Change references for 45 m

Ω Integrated N-Channel Power MOSFETs to 50 mΩ

•

Removed Machine Model in Maximum Ratings

•

Added Channel 1 High-side MOSFET Drain Voltage Range

•

Changed Output Voltage Accuracy (13), (14)

•

Changed Soft Start Adjusting Reference Voltage Range and Short Circuit Current Limit

•

Changed High-Side N-CH Power MOSFET (M4) RDS(ON) (13) and Low-Side N-CH Power

MOSFET (M5) RDS(ON) (13)

•

Changed M2 RDS(ON) and PVIN1 Pin Leakage Current

•

Added Channel 2 High-side MOSFET Drain Voltage Range

•

Changed Soft Start Adjusting Reference Voltage Range

•

Changed Short Circuit Current Limit

•

Changed High-Side N-CH Power MOSFET (M6) RDS(ON) (15) and Low-Side N-CH Power

MOSFET (M7) RDS(ON) (15)

•

Changed M3 RDS(ON) and PVIN2 Pin Leakage Current

•

Changed SD Pin Internal Pull Up Resistor

•

Changed Channel 1 Soft Start Duration (Normal Mode), Over Current Limit Retry Time-out Period,

and Output Undervoltage/Overvoltage Filter Delay Timer

•

Changed Channel 2 Soft Start Duration (Normal Mode), Over Current Limit Retry Time-out Period,

and Output Undervoltage/Overvoltage Filter Delay Timer

•

Changed Oscillator Default Switching Frequency

•

Changed PG Reset Delay and Thermal Shutdown Retry Time-out Period (19)

•

Changed definition for Soft Start ADJUStment input (ILIM1, ILIM2)

•

Changed drawings in 34717 Typical Application

•

Changed table for Soft Start Adjustment

•

Removed PC34717EP/R2 from the ordering information and added MC34717EP/R2

•

Changed data sheet status to Advance Information