UBA2028T/N1 NXP Semiconductors, UBA2028T/N1 Datasheet - Page 23

• Manufacturer Part Number: UBA2028T/N1
• Description: CFL DRIVER, 600V, DIMMABLE, 20SOIC
• Manufacturer: NXP Semiconductors

Specifications of UBA2028T/N1

• Module Configuration: Half Bridge
• Supply Current: 170µA
• Meter Display Type: Fluorescent Lamp
• Supply Voltage Range: 8.6V To 9.6V, 12.4V To 13.6V
• Driver Case Style: SOIC
• No. Of Pins: 20
• Operating: RoHS Compliant

NXP Semiconductors
18. Contents
1
2
3
4
5
6
7
7.1
7.2
8
8.1
8.2
8.3
8.4
8.5
8.6
8.7
8.8
8.8.1
8.8.2
8.9
8.10
8.11
8.12
8.13
9
10
11
12
13
13.1
13.1.1
14
15
16
16.1
16.2
16.3
16.4
17
18
General description . . . . . . . . . . . . . . . . . . . . . . 1
Features and benefits . . . . . . . . . . . . . . . . . . . . 1
Applications . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
Quick reference data . . . . . . . . . . . . . . . . . . . . . 2
Ordering information . . . . . . . . . . . . . . . . . . . . . 3
Block diagram . . . . . . . . . . . . . . . . . . . . . . . . . . 4
Pinning information . . . . . . . . . . . . . . . . . . . . . . 5
Functional description . . . . . . . . . . . . . . . . . . . 6
Limiting values. . . . . . . . . . . . . . . . . . . . . . . . . 12
Thermal characteristics . . . . . . . . . . . . . . . . . 12
Characteristics . . . . . . . . . . . . . . . . . . . . . . . . . 13
Application information. . . . . . . . . . . . . . . . . . 16
Test information . . . . . . . . . . . . . . . . . . . . . . . . 17
Package outline . . . . . . . . . . . . . . . . . . . . . . . . 19
Revision history . . . . . . . . . . . . . . . . . . . . . . . . 20
Legal information. . . . . . . . . . . . . . . . . . . . . . . 21
Contact information. . . . . . . . . . . . . . . . . . . . . 22
Contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
Safety: Electric, Magnetic and
ElectroMagnetic Fields (EMF) . . . . . . . . . . . . 17
Pinning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Pin description . . . . . . . . . . . . . . . . . . . . . . . . . 5
Start-up state . . . . . . . . . . . . . . . . . . . . . . . . . . 6
Oscillation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
Adaptive non-overlap . . . . . . . . . . . . . . . . . . . . 6
Timing circuit. . . . . . . . . . . . . . . . . . . . . . . . . . . 6
Preheat state . . . . . . . . . . . . . . . . . . . . . . . . . . 7
Ignition state . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
Burn state . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
Lamp failure mode . . . . . . . . . . . . . . . . . . . . . . 7
During ignition state . . . . . . . . . . . . . . . . . . . . . 7
During burn state . . . . . . . . . . . . . . . . . . . . . . . 7
Power-down mode . . . . . . . . . . . . . . . . . . . . . . 8
Capacitive mode protection . . . . . . . . . . . . . . . 8
Charge coupling . . . . . . . . . . . . . . . . . . . . . . . . 8
Design equations . . . . . . . . . . . . . . . . . . . . . . . 8
Layout considerations. . . . . . . . . . . . . . . . . . . 10
Quality information . . . . . . . . . . . . . . . . . . . . . 17
Data sheet status . . . . . . . . . . . . . . . . . . . . . . 21
Definitions . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
Disclaimers . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
Trademarks. . . . . . . . . . . . . . . . . . . . . . . . . . . 22
600 V dimmable power IC for compact fluorescent lamps
Please be aware that important notices concerning this document and the product(s)
described herein, have been included in section ‘Legal information’.
© NXP B.V. 2010.
For more information, please visit: http://www.nxp.com
For sales office addresses, please send an email to: [e-mail]
UBA2028
Document identifier: UBA2028
Date of release: 19 July 2010
All rights reserved.