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TDA3673 Datasheet(HTML) 3 Page - NXP Semiconductors

Part No. TDA3673
Description  Very low dropout voltage/quiescent current 3.3 V voltage regulator with enable
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Maker  PHILIPS [NXP Semiconductors]
Homepage  http://www.nxp.com
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TDA3673 Datasheet(HTML) 3 Page - NXP Semiconductors

 
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2000 Feb 01
3
Philips Semiconductors
Preliminary specification
Very low dropout voltage/quiescent current
3.3 V voltage regulator with enable
TDA3673
BLOCK DIAGRAM
handbook, halfpage
MGS593
REGULATOR
2, 3, 6, 7
1
GND
8
REG
VP
5
EN
BAND GAP
TDA3673
THERMAL
PROTECTION
Fig.1 Block diagram.
PINNING
Note
1. All GND pins are connected to the lead frame and can
also be used to reduce the total thermal resistance
Rth(j-a) by soldering these pins to a ground plane.
The ground plane on the top side of the PCB acts like
a heat spreader.
SYMBOL
PIN
DESCRIPTION
REG
1
regulator output
GND
2, 3, 6 and 7
ground; note 1
n.c.
4
not connected
EN
5
enable input
VP
8
supply voltage
handbook, halfpage
1
2
3
4
8
7
6
5
MGS594
TDA3673
VP
GND
GND
GND
EN
n.c.
GND
REG
Fig.2 Pin configuration.


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