參數(shù)資料
型號(hào): TEA1733LT/N2
廠商: NXP SEMICONDUCTORS
元件分類: 穩(wěn)壓器
英文描述: SWITCHING CONTROLLER, 71 kHz SWITCHING FREQ-MAX, PDSO8
封裝: 3.90 MM, PLASTIC, MS-012, SOT96-1, SOP-8
文件頁(yè)數(shù): 16/21頁(yè)
文件大小: 215K
代理商: TEA1733LT/N2
TEA1733LT
All information provided in this document is subject to legal disclaimers.
NXP B.V. 2011. All rights reserved.
Product data sheet
Rev. 6 — 25 January 2011
4 of 21
NXP Semiconductors
TEA1733LT
GreenChip SMPS control IC
Fig 2.
Block diagram TEA1733LT/N2
001aan238
OVERPOWER
CORRECTION
BLANK
OCP
LEB
VINSENSE
OSCILLATOR
frequency reduction
set
δmax
MODULATION
SLOPE
COMPENSATION
ANALOG
CONTROL
soft start
55
μA
11
μA
8
7
2.5 V
1.2 V / 4.5 V
restart
VCCstart
DQ
VCCstop
latch reset
RESTART
CONTROL
OPP switch
OTP
OPTIMER
5.4 V
7 k
Ω
δmax
stop
set
power down
clamp
DRV
3
DRIVER
2
GND
1
VCC
ISENSE
4
Q
S
R
driver
overpower
OPTIMER
CTRL
PROTECT
5
6
VINSENSE
OPP switch
clamp
latch
21 V
6 V
22 V
12 V
5 V
400 mV
0.50 V/0.80 V
107
μA
32
μA
107
μA
prothigh
protlow
highvin
lowvin
3.52 V
0.72 V/0.94 V
Vctrl(Ipeak)
TEMPERATURE
PROTECTION
latch
stop
soft start
restart
VCCstop
overpower
lowvin
latch
latch reset
DIGITAL CONTROL
Q
S
R
Q
S
R
VCCstart
power down
lowvin
protlow
OTP
prothigh
protlow
overload
δ max
COUNT
TO 8
highvin
overload
Q S
R
driver
stop
δ max prot
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