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TEA1533AP Просмотр технического описания (PDF) - Philips Electronics
Номер в каталоге
Компоненты Описание
производитель
TEA1533AP
GreenChip™II SMPS control IC
Philips Electronics
TEA1533AP Datasheet PDF : 24 Pages
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VCC
1
S1
2
GND
SUPPLY
MANAGEMENT
M-level
internal UVLO start
supply
VOLTAGE
CONTROLLED
OSCILLATOR
FREQUENCY
CONTROL
START-UP
CURRENT SOURCE
DEMAG
SHORT
PROTECTION
OCP
VALLEY
Iprot(DEM)
clamp
LOGIC
50
mV
100
mV
UP/DOWN
COUNTER
OVER-
VOLTAGE
PROTECTION
8
DRAIN
7 HVS
n.c.
4
DEM
3
CTRL
Iprot(CTRL)
−
1
POWER-ON
RESET
2.5 V
burst
detect
OVER-
TEMPERATURE
PROTECTION
LOGIC
SQ
UVLO R Q
SQ
VCC < 4.5 V
or UVLO
(TEA1533AP)
RQ
TEA1533P
TEA1533AP
MAXIMUM
ON-TIME
PROTECTION
DRIVER
LEB
blank
OCP
6
DRIVER
Iss
soft
0.5 V
start
S2
5
Isense
short
winding
0.88 V
OVERPOWER
PROTECTION
MGU506
Fig.2 Block diagram.
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