TEA1532 Ver la hoja de datos (PDF) - Philips Electronics
Número de pieza
componentes Descripción
Fabricante
TEA1532 Datasheet PDF : 27 Pages
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Philips Semiconductors
6. Pinning information
6.1 Pinning
TEA1532
GreenChip™II SMPS control IC
VCC 1
GND 2
PROTECT 3
CTRL 4
8 DRAIN
TEA1532T
7 DRIVER
6 SENSE
5 DEM
001aaa829
Fig 2. Pin configuration: TEA1532T (SOT96-1).
VCC 1
8 DRAIN
GND 2
7 DRIVER
TEA1532P
PROTECT 3
6 SENSE
CTRL 4
5 DEM
001aaa828
Fig 3. Pin configuration: TEA1532P (SOT97-1).
6.2 Pin description
Table 2: Pin description
Symbol
Pin
VCC
1
GND
2
PROTECT
3
CTRL
4
DEM
5
SENSE
6
DRIVER
7
DRAIN
8
Description
supply voltage
ground
protection and timing input
control input
input from auxiliary winding for demagnetization timing
programmable current sense input
MOSFET Gate driver output
connected to drain of external MOS switch, input for start-up
current compensation and valley sensing
7. Functional description
The TEA1532 is the controller of a compact flyback converter, with the IC situated at the
primary side. An auxiliary winding of the transformer provides demagnetization detection
and powers the IC after start-up; see Figure 4.
9397 750 13113
Preliminary data sheet
Rev. 01 — 28 May 2004
© Koninklijke Philips Electronics N.V. 2004. All rights reserved.
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