TDA3673T PHILIPS [NXP Semiconductors], TDA3673T Datasheet - Page 3
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TDA3673T
Manufacturer Part Number
TDA3673T
Description
Very low dropout voltage/quiescent current 3.3 V voltage regulator with enable
Manufacturer
PHILIPS [NXP Semiconductors]
Datasheet
1.TDA3673T.pdf
(16 pages)
Philips Semiconductors
BLOCK DIAGRAM
PINNING
Note
1. All GND pins are connected to the lead frame and can
2000 Feb 01
REG
GND
n.c.
EN
V
SYMBOL
P
Very low dropout voltage/quiescent current
3.3 V voltage regulator with enable
also be used to reduce the total thermal resistance
R
The ground plane on the top side of the PCB acts like
a heat spreader.
th(j-a)
by soldering these pins to a ground plane.
2, 3, 6 and 7
PIN
1
4
5
8
regulator output
ground; note 1
not connected
enable input
supply voltage
handbook, halfpage
DESCRIPTION
EN
V P
8
5
TDA3673
BAND GAP
Fig.1 Block diagram.
2, 3, 6, 7
GND
3
PROTECTION
REGULATOR
THERMAL
handbook, halfpage
MGS593
1
GND
GND
REG
n.c.
REG
Fig.2 Pin configuration.
1
2
3
4
TDA3673
MGS594
Preliminary specification
7
6
5
8
V P
GND
EN
GND
TDA3673