TEA1733MT Ver la hoja de datos (PDF) - NXP Semiconductors.
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TEA1733MT Datasheet PDF : 20 Pages
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NXP Semiconductors
16. Contents
1
General description . . . . . . . . . . . . . . . . . . . . . . 1
2
Features and benefits . . . . . . . . . . . . . . . . . . . . 1
2.1
Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
3
Applications . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
4
Ordering information . . . . . . . . . . . . . . . . . . . . . 2
5
Block diagram . . . . . . . . . . . . . . . . . . . . . . . . . . 3
6
Pinning information . . . . . . . . . . . . . . . . . . . . . . 4
6.1
Pinning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
6.2
Pin description . . . . . . . . . . . . . . . . . . . . . . . . . 4
7
Functional description . . . . . . . . . . . . . . . . . . . 5
7.1
General control . . . . . . . . . . . . . . . . . . . . . . . . . 5
7.2
Start-up and UnderVoltage LockOut (UVLO) . . 5
7.3
Supply management. . . . . . . . . . . . . . . . . . . . . 6
7.4
Input voltage detection (VINSENSE pin) . . . . . 6
7.5
Protection input (PROTECT pin) . . . . . . . . . . . 6
7.6
Duty cycle control (CTRL pin). . . . . . . . . . . . . . 7
7.7
Slope compensation (CTRL pin). . . . . . . . . . . . 7
7.8
Overpower timer (OPTIMER pin) . . . . . . . . . . . 7
7.9
Current mode control (ISENSE pin) . . . . . . . . . 8
7.10
Overpower or high/low line compensation
(VINSENSE and ISENSE pins) . . . . . . . . . . . . 8
7.11
Soft start-up (ISENSE pin) . . . . . . . . . . . . . . . . 9
7.12
Low power operation . . . . . . . . . . . . . . . . . . . . 9
7.13
Driver (DRIVER pin) . . . . . . . . . . . . . . . . . . . . 10
7.14
OverTemperature Protection (OTP) . . . . . . . . 10
8
Limiting values. . . . . . . . . . . . . . . . . . . . . . . . . 11
9
Thermal characteristics . . . . . . . . . . . . . . . . . 11
10
Characteristics . . . . . . . . . . . . . . . . . . . . . . . . . 12
11
Application information. . . . . . . . . . . . . . . . . . 15
12
Package outline . . . . . . . . . . . . . . . . . . . . . . . . 16
13
Revision history . . . . . . . . . . . . . . . . . . . . . . . . 17
14
Legal information. . . . . . . . . . . . . . . . . . . . . . . 18
14.1
Data sheet status . . . . . . . . . . . . . . . . . . . . . . 18
14.2
Definitions . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
14.3
Disclaimers . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
14.4
Trademarks. . . . . . . . . . . . . . . . . . . . . . . . . . . 19
15
Contact information. . . . . . . . . . . . . . . . . . . . . 19
16
Contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
TEA1733MT
GreenChip SMPS control IC
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. 2011.
All rights reserved.
For more information, please visit: http://www.nxp.com
For sales office addresses, please send an email to: salesaddresses@nxp.com
Date of release: 4 February 2011
Document identifier: TEA1733MT
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