參數(shù)資料
型號(hào): TEA1533T
廠商: NXP SEMICONDUCTORS
元件分類: 穩(wěn)壓器
英文描述: GreenChipTMII SMPS control IC
中文描述: 2 A SWITCHING CONTROLLER, 205 kHz SWITCHING FREQ-MAX, PDSO14
封裝: 3.90 MM, PLASTIC, SOT-108-1, SO-14
文件頁(yè)數(shù): 14/24頁(yè)
文件大?。?/td> 117K
代理商: TEA1533T
2002 Aug 23
14
Philips Semiconductors
Product specification
GreenChip
TM
II SMPS control IC
TEA1533P; TEA1533AP
V
vco(max)
peak voltage on pin I
sense
, where
the frequency is equal to f
osc(l)
VCO
1
25
mV
Duty cycle control (pin CTRL)
V
CTRL(min)
minimum voltage on pin CTRL for
maximum duty cycle
maximum voltage on pin CTRL for
minimum duty cycle
protection current on pin CTRL
1.0
V
V
CTRL(max)
1.5
V
I
prot(CTRL)
Burst mode standby (pin CTRL)
V
CTRL
= 1.5 V
1
(1)
0.8
0.5
μ
A
V
th(burst)(on)
burst mode standby active
threshold voltage
burst mode standby active current
burst mode standby inactive
current
burst mode standby blanking time
I
burst
= 6 mA
3.3
3.8
4.3
V
I
th(burst)(on)
I
th(burst)(off)
16
6
mA
mA
t
(burst-blank)
Valley switch (pin DRAIN)
V/
t
valley
t
valley-swon
25
30
35
μ
s
valley recognition voltage change
delay from valley recognition to
switch-on
85
150
(1)
+
85
V/
μ
s
ns
Overcurrent and short winding protection (pin I
sense
)
V
sense(max)
t
PD
maximum source voltage OCP
propagating delay from detecting
V
sense(max)
to switch-off
short winding protection voltage
blanking time for current and
short winding protection
soft start current
V/
t = 0.1 V/
μ
s
V/
t = 0.5 V/
μ
s
0.48
0.52
140
0.56
185
V
ns
V
swp
t
leb
0.83
300
0.88
370
0.96
440
V
ns
I
SS
Overvoltage protection (pin DEM)
V
sense
< 0.5 V
45
60
75
μ
A
I
OVP(DEM)
OVP level on pin DEM
set by resistor R
DEM
, see
Section “OverVoltage
Protection (OVP)”
54
60
66
μ
A
Overpower protection (pin DEM)
I
OPP(DEM)
OPP current on pin DEM to start
OPP correction
set by resistor R
DEM
, see
Section “OverPower
Protection (OPP)”
24
μ
A
I
OPP50%(DEM)
OPP current on pin DEM, where
maximum source voltage is
limited to 0.3 V
100
μ
A
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP.
MAX.
UNIT
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TEA1533T/N1,118 功能描述:電壓模式 PWM 控制器 GREENCHIP II SMPS CONTROL IC RoHS:否 制造商:Texas Instruments 輸出端數(shù)量:1 拓?fù)浣Y(jié)構(gòu):Buck 輸出電壓:34 V 輸出電流: 開關(guān)頻率: 工作電源電壓:4.5 V to 5.5 V 電源電流:600 uA 最大工作溫度:+ 125 C 最小工作溫度:- 40 C 封裝 / 箱體:WSON-8 封裝:Reel
TEA1533T/N1,518 功能描述:電壓模式 PWM 控制器 SMPS LOW STANDBY RoHS:否 制造商:Texas Instruments 輸出端數(shù)量:1 拓?fù)浣Y(jié)構(gòu):Buck 輸出電壓:34 V 輸出電流: 開關(guān)頻率: 工作電源電壓:4.5 V to 5.5 V 電源電流:600 uA 最大工作溫度:+ 125 C 最小工作溫度:- 40 C 封裝 / 箱體:WSON-8 封裝:Reel
TEA1533TD-T 功能描述:電壓模式 PWM 控制器 SMPS LOW STANDBY GREENCHIP RoHS:否 制造商:Texas Instruments 輸出端數(shù)量:1 拓?fù)浣Y(jié)構(gòu):Buck 輸出電壓:34 V 輸出電流: 開關(guān)頻率: 工作電源電壓:4.5 V to 5.5 V 電源電流:600 uA 最大工作溫度:+ 125 C 最小工作溫度:- 40 C 封裝 / 箱體:WSON-8 封裝:Reel
TEA1541 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:SMPS control IC with synchronization function
TEA1541P 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:SMPS control IC with synchronization function