LM9022M/NOPB National Semiconductor, LM9022M/NOPB Datasheet

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LM9022M/NOPB

Manufacturer Part Number
LM9022M/NOPB
Description
IC VF DISP FILAMENT DRIVER 8SOIC
Manufacturer
National Semiconductor
Datasheet

Specifications of LM9022M/NOPB

Display Type
Vacuum Fluorescent (VF)
Current - Supply
6.5mA
Voltage - Supply
2 V ~ 5.5 V
Operating Temperature
-40°C ~ 85°C
Mounting Type
Surface Mount
Package / Case
8-SOIC (3.9mm Width)
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Interface
-
Configuration
-
Digits Or Characters
-
Other names
*LM9022M
*LM9022M/NOPB
LM9022M

Available stocks

Company
Part Number
Manufacturer
Quantity
Price
Part Number:
LM9022M/NOPB
Manufacturer:
TI
Quantity:
10 000
© 2009 National Semiconductor Corporation
Vacuum Fluorescent Display Filament Driver
General Description
The LM9022 is a bridged power amplifier capable of deliver-
ing typically 2W of continuous average power into a 10Ω
filament load when powered by a 5V power supply.
To conserve power in portable applications, the LM9022's
micropower shutdown mode (I
when V
Additional LM9022 features include thermal shutdown pro-
tection, unity-gain stability, and external gain set.
Typical Application
T
Connection Diagram
A
= 25°C, V
DD
is applied to the SHUTDOWN pin.
DD
= 5V, unless otherwise specified.
Q
200215 Version 5 Revision 2
= 0.6µA, typ) is activated
200215
See NS Package Number M08A or N08E
MSOP, Small Outline, and DIP Package
FIGURE 1. Typical Application Circuit
Order Number LM9022M or LM9022N
Top View
LM9022
Print Date/Time: 2009/12/02 10:11:32
Key Specifications
Features
Applications
I
Thermal Shutdown Protection
No transformers required
SO or DIP packaging
VCR/DVD Displays
RADIO/TUNER Displays
DD
20021502
during shutdown
December 2, 2009
OBSOLETE
www.national.com
20021501
0.6µA (typ)

Related parts for LM9022M/NOPB

LM9022M/NOPB Summary of contents

Page 1

... Additional LM9022 features include thermal shutdown pro- tection, unity-gain stability, and external gain set. Typical Application T = 25° 5V, unless otherwise specified Connection Diagram © 2009 National Semiconductor Corporation 200215 Version 5 Revision 2 LM9022 Key Specifications ■ I during shutdown DD ■ Thermal Shutdown Protection Features ■ ...

Page 2

... Absolute Maximum Ratings If Military/Aerospace specified devices are required, please contact the National Semiconductor Sales Office/ Distributors for availability and specifications. Supply Voltage Supply Temperature Input Voltage Power Dissipation (Note 3) ESD Susceptibility (Note 4) ESD Susceptibility (Note 5) Junction Temperature Soldering Information Small Outline Package ...

Page 3

Typical Performance Characteristics T = 25° 5V, unless otherwise specified Power Derating Curve Open Loop Frequency Response Differential Output Voltage vs Load 200215 Version 5 Revision 2 Output Saturation Voltage 20021514 20021519 20021540 3 Print Date/Time: ...

Page 4

Application Information LM9022 FUNCTIONALITY Typically a VFD filament requires a low voltage AC power source in order to create a constant brightness across its length. Such a power source is not readily available in a most systems. Existing implementations show ...

Page 5

FIGURE 2. Filament Supply using External Oscillator FIGURE 3. Filament Supply using Self Oscillation 5 200215 Version 5 Revision 2 Print Date/Time: 2009/12/02 10:11:32 20021544 20021545 www.national.com ...

Page 6

Physical Dimensions www.national.com inches (millimeters) unless otherwise noted Order Number LM9022M NS Package Number M08A Order Number LM9022N NS Package Number N08E 6 200215 Version 5 Revision 2 Print Date/Time: 2009/12/02 10:11:32 ...

Page 7

Notes 7 200215 Version 5 Revision 2 Print Date/Time: 2009/12/02 10:11:32 www.national.com ...

Page 8

... For more National Semiconductor product information and proven design tools, visit the following Web sites at: www.national.com Products Amplifiers www.national.com/amplifiers Audio www.national.com/audio Clock and Timing www.national.com/timing Data Converters www.national.com/adc Interface www.national.com/interface LVDS www.national.com/lvds Power Management www.national.com/power Switching Regulators www.national.com/switchers LDOs www.national.com/ldo LED Lighting www ...

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