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Voltage Regulator Vendor Information
53
21103G/0—February 1999
AMD-K6
Processor Power Supply Design
Voltage Regulator Vendor Information
Company Name and Contact
Cherry
Contact: George Shuline
(401)886-3821
Corsair Microsystem
Contact: John Beekley
(408) 559-1777
Elantech
Contact: Steve Sacarisen
(408) 945-1323
Harris
Contact: Steve River
(407) 729-5949
Linear Technology Corporation
Contact: Mike Gillespie
(408) 428-2060
Linfinity Microelectronics Inc.
Contact: Andrew Stewart
(714) 372-8383
Maxim Integrated Products
Contact: Nancie George-Adeh
(408) 737-7600
Micro Linear
Contact: Doyle Slack
(408) 433-5200
National Semiconductor
http://www.national.com/pf/L
M/LM2635.html
Fairchild Semiconductor
Contact: David McIntyre
(415) 966-7734
Semtech Corporation
Contact: Alan Moore
(805) 498-2111
Notes:
1) The lower value of the output voltage setting can vary between the parts listed in this table.
2) Parts with a DAC designation in the Remarks column do not follow the defined VID codes. For more information, see
“Digital-to-Analog Converter (DAC)” on page 27.
Part Number
CS5150
CS5151
CS5166
SP52P6TS
SP520P6CS
SPX525P6TS
EL7571
EL7556
Type
Remarks
Switching Regulator
Switching Regulator
Switching Regulator
Switching VRM
Switching VRM
Switching VRM
Switching Regulator
Switching Regulator
a) Synchronous 4-bit DAC, 2.14 V min.
b) Asynchronous 4-bit DAC, 2.14 V min.
c) 5-bit VID, 1.3 V min.
a) 4-bit VID, 2.1 V min.
b) 4-bit VID, 2.1 V min.
c) 4-bit VID, 2.1 V min.
a) Tested/ 5-bit VID DAC, 1.3 V min.
b) 5-bit DAC, 1.3 V min.
VRM designs are available
a) 4-bit DAC, 2.0 V min.
b) 5-bit VID, 1.3 V min.
VRM designs are available
HIP6002/3
HIP6004/5/14
HIP6019
Switching Regulator
Switching Regulator
2 Switchers + 2 Linear
LT1430/35
LT1552/53
Switching Regulator
Switching Regulator
a) Voltage set by resistor
b) 5-bit VID, 1.8 V min.
LX1660/61
LX1662/63
LX1664/65
MAX1624
MAX1638
MAX1710
ML4900
ML4902
Switching Regulator
Switching Regulator
Linear and Switcher
Switching Regulator
Switching Regulator
Switching Regulator
Switching Regulator
Switching Regulator
a) External DAC or resistors
b) 5-bit VID, 1.3 V min.
c) 5-bit VID, 1.3 V min.
a) 5-bit DAC, 1.1 V min.
b) 5-bit VID, 1.3 V min
c) 5-bit DAC, 1.1 V min.
a) 4-bit DAC, 2.1 V min.
b) 5-bit DAC, 1.8 V min.
LM2635
Switching Regulator
a) 5-bit VID, 1.8 V min. (1.3V available)
RC5041/42
RC5051/53/54
Switching Regulator
Switching Regulator
a) 4-bit VID 2.1 V min.
b) 5-bit VID, 1.3 V min.
SC1172/73
SC1151/52
SC1182/83
Switching Regulator
Switching Regulator
Switching Regulator
a) 5-bit VID, 1.3 V min
b) 5-bit VID, 1.3 V min.
c) 5-bit VID, 1.3 V min.