88PG8227A1-NFE1C000 Marvell, 88PG8227A1-NFE1C000 Datasheet - Page 5
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88PG8227A1-NFE1C000
Manufacturer Part Number
88PG8227A1-NFE1C000
Description
MVL88PG8227A1-NFE1C000 1 MHZ DUAL STEP D
Manufacturer
Marvell
Datasheet
1.88PG8226A1-NFE1C000.pdf
(62 pages)
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
88PG8227A1-NFE1C000-T
Manufacturer:
MARVELL
Quantity:
20 000
Table of Contents
Product Overview ....................................................................................................................................... 3
Table of Contents ....................................................................................................................................... 5
List of Tables .............................................................................................................................................. 7
List of Figures............................................................................................................................................. 9
1
1.1
1.2
2
2.1
2.2
2.3
2.4
3
3.1
3.2
3.3
3.4
3.5
3.6
3.7
4
4.1
4.2
4.3
4.4
4.5
Copyright © 2008 Marvell
April 23, 2008, 2.00
Signal Description ....................................................................................................................... 11
Pin Configuration.............................................................................................................................................11
Pin Description ................................................................................................................................................12
1.2.1
Electrical Specifications ............................................................................................................. 15
Absolute Maximum Ratings ............................................................................................................................15
Recommended Operating Conditions .............................................................................................................15
Electrical Characteristics .................................................................................................................................16
Switching Step-down Regulator ......................................................................................................................17
Functional Description................................................................................................................ 19
Regulation and Start-up ..................................................................................................................................19
3.1.1
Output Voltage Settings ..................................................................................................................................22
3.2.1
3.2.2
3.2.3
Undervoltage Lockout (UVLO) ........................................................................................................................28
Over Voltage Protection (OVP) .......................................................................................................................28
Power-On Reset (POR) ..................................................................................................................................28
Thermal Shutdown ..........................................................................................................................................29
Adaptive Transient Response .........................................................................................................................29
Functional Characteristics ......................................................................................................... 31
Start-Up Waveforms........................................................................................................................................31
Short-Circuit Waveforms .................................................................................................................................32
Switching Waveforms......................................................................................................................................33
Load Transient Waveforms .............................................................................................................................34
4.4.1
4.4.2
Output Voltage Transient Waveforms .............................................................................................................37
4.5.1
Output Voltage – AnyVoltage™ Technology ....................................................................................25
Step-Down Regulator .......................................................................................................................34
Step-Down Regulator .......................................................................................................................37
Pin Types ..........................................................................................................................................12
Soft Start and Sequencing ................................................................................................................20
Logic Programmability ......................................................................................................................22
Serial Programmability......................................................................................................................23
Cross-Talk Waveforms .....................................................................................................................36
Document Classification: Proprietary Information
Doc. No. MV-S103563-00 Rev. C
Table of Contents
Page 5