Revision # 1.80   Modifications made on March 25, 2010

• In the Section Table and other related sections, the HT7560-1, HT7570-1, HT7580-1, HT7590-1, HT75A0-1, HT75C0-1 Part Numbers were added.

Revision # 1.70   Modifications made on February 11, 2009

• In the General Description, Selection Table and other related sections, the low output voltage products were added.
  　
• In the Absolute Maximum Ratings section, the Power Consumption was removed.
  　
• The Thermal Information section was added.
  　
• The Electrical Characteristics section was modified.

Revision # 1.60   Modifications made on September 30, 2008

• In the Features section, Selection Table section and other related sections, the package SOT25 name changed to SOT23-5.
  　
• A new HT7540-1 device was added to the HT75XX-1 data sheet.
  　
• The Package Information section was modified.
  　
• The Product Tape and Reel Specifications section was modified.

Revision # 1.50   Modifications made on January 12, 2006

• At the Electrical Characteristics table, the Typ. and Max. values for current consumption were modified.

Revision # 1.40   Modifications made on January 26, 2005

• The Selection Table was modified and a Note about the package markings for the lead free devices was added.

Revision # 1.30   Modifications made on April 2, 2004

• At the Absolute Maximum Ratings section, the Operating Temperature range was changed from 0^oC~70^oC to -40^oC~85^oC.

Revision # 1.20   Modifications made on October 15, 2003

• The Pad Assignment and Pad Coordinates sections were deleted.

Revision # 1.10   Modifications made on August 22, 2003

• At the Electrical Characteristics section, the Condition for the Line Regulation for HT7530-1, HT7533-1, HT7536-1, HT7544-1 and HT7550-1 were changed to 24V.
• At the Product Tape and Reel Specifications section, the dimension for SOT-25 Cover Tape Width was provided.

Revision # 1.00   This was posted on August 21, 2004