Part Number
|
PM6670 |
Manufacturer
|
STMicroelectronics |
Description
|
Complete DDR2/3 memory power supply controller |
Published
|
Jun 21, 2008 |
Detailed Description
|
PM6670
Complete DDR2/3 memory power supply controller
Preliminary Data
Features switching
Switching section (VDDQ) www....
|
Datasheet
|
PM6670
|
Overview
PM6670
Complete DDR2/3 memory power supply controller
Preliminary Data
Features switching
Switching section (VDDQ) com – 4.
5V to 28V input voltage range – 0.
9V, ±1% voltage reference – 1.
8V (DDR2) or 1.
5V (DDR3) fixed output voltages – 0.
9V to 2.
6V adjustable output voltage – 1.
237V ±1% reference voltage available – Very fast load transient response using constant on-time control loop – No RSENSE current sensing using low side MOSFET’s RDS(ON) – Negative current limit – Latched OVP and UVP – Soft start internally fixed at 3ms – Selectable pulse skipping at light load – Selectable No-Audible (33KHz) pulse skip mode – Ceramic output capacitors supported – Output voltage ripple...
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