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Número de pieza
componentes Descripción
TEA1733T Ver la hoja de datos (PDF) - NXP Semiconductors.
Número de pieza
componentes Descripción
Fabricante
TEA1733T
GreenChip SMPS control IC
NXP Semiconductors.
TEA1733T Datasheet PDF : 21 Pages
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NXP Semiconductors
5. Block diagram
TEA1733T
GreenChip SMPS control IC
1
VCC
22 V
2
GND
clamp
clamp
power down
21 V
VCCstart
V
ctrl(Ipeak)
400 mV
12 V
VCCstop
6V
DQ
driver
overpower
2.5 V
latch 5 V
restart
latch reset
OPP switch
TEMPERATURE
PROTECTION
OTP
RESTART
CONTROL
OPP switch
107
μ
A
set
δ
max
OSCILLATOR
frequency reduction
OPTIMER
1.2 V / 4.5 V
V
ctrl(Ipeak)
ANALOG
CONTROL
MODULATION
SLOPE
COMPENSATION
11
μ
A
8
OPTIMER
5.4 V
7 k
Ω
7
CTRL
DRIVER
DRV
3
S set
Q
R
stop
δ
max
restart
55
μ
A
4
ISENSE
BLANK
soft start
LEB
soft start
V
ctrl(Ipeak)
OVERPOWER
CORRECTION
OCP
stop
latch
VINSENSE
Fig 1. Block diagram
restart
S
Q
R
latch
S
Q
R
VCCstop
overpower
highvin
lowvin
VCCstart
power down
lowvin
protlow
OTP
prothigh
protlow
prothigh
protlow
highvin
latch reset
lowvin
DIGITAL CONTROL
32
μ
A
0.50 V/0.80 V 6
107
μ
A
PROTECT
3.52 V
0.72 V/0.94 V
5
VINSENSE
001aan640
TEA1733T
Product data sheet
All information provided in this document is subject to legal disclaimers.
Rev. 7 — 11 July 2013
© NXP B.V. 2013. All rights reserved.
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