ADM8839 Analog Devices, ADM8839 Datasheet - Page 2
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ADM8839
Manufacturer Part Number
ADM8839
Description
Charge Pump Regulator for Color TFT Panel
Manufacturer
Analog Devices
Datasheet
1.ADM8839.pdf
(12 pages)
Specifications of ADM8839
Peak Efficiency (%)
82%
Switching Freq
100kHz
Vin Max (v)
4.2V
Vin Min (v)
2.7V
Package
20-Lead LFCSP
Out Voltage (v)
5V; 15V; -15V
Ripple Out (p-p)
10mV p-p; 50mV p-p; 50mV p-p
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
ADM8839ACPZ
Manufacturer:
ADI/亚德诺
Quantity:
20 000
ADM8839
TABLE OF CONTENTS
Features .............................................................................................. 1
Applications....................................................................................... 1
Functional Block Diagram .............................................................. 1
General Description ......................................................................... 1
Revision History ............................................................................... 2
Specifications..................................................................................... 3
Absolute Maximum Ratings............................................................ 4
REVISION HISTORY
7/06—Rev. B to Rev. C
Updated Format..................................................................Universal
Changes to Table 1............................................................................ 3
Changes to Table 5............................................................................ 5
Changes to Ordering Guide .......................................................... 10
Updated Outline Dimension......................................................... 10
Timing Specifications .................................................................. 3
Thermal Characteristics .............................................................. 4
Rev. C | Page 2 of 12
Pin Configuration and Function Descriptions..............................5
Typical Performance Characteristics ..............................................6
Theory of Operation .........................................................................8
Outline Dimensions ....................................................................... 10
7/05—Rev. A to Rev. B
Updated Ordering Guide .................................................................3
2/03—Rev. 0 to Rev. A
Changed Specifications.....................................................................2
Updated Outline Dimensions..........................................................8
ESD Caution...................................................................................4
Power Sequencing .........................................................................8
Transient Response .......................................................................8
Boosting the Current Drive of the ±15 V Supply .....................8
Ordering Guide .......................................................................... 10