ADM8839 Analog Devices, ADM8839 Datasheet - Page 2

• Manufacturer Part Number: ADM8839
• Description: Charge Pump Regulator for Color TFT Panel
• Manufacturer: Analog Devices

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

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