參數(shù)資料
型號(hào)： TEA1552
廠商： NXP Semiconductors N.V.
英文描述： GreenChipII SMPS control IC
中文描述： GreenChipII開關(guān)電源控制IC
文件頁(yè)數(shù)： 13/24頁(yè)
文件大?。?/td> 119K
代理商： TEA1552
2002 Aug 27
13
Philips Semiconductors
Product specification
GreenChip
II SMPS control IC
TEA1552
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
1.0
V
V
CTRL(max)
1.5
V
5 V output (pin V
CC(5V)
)
V
CC(5V)
I
CC(5V)
LOCK input (pin LOCK)
output voltage
current capability of pin V
CC(5V)
I
O
= 1 mA
4.75
1.0
5.0
5.25
V
mA
V
LOCK
V
CC(reset)
LOCK trip level
voltage level on pin V
CC
which
resets the latch
relation to 5 V output (pin V
CC(5V)
)
Valley switch (pin DRAIN)
V/
t
valley
valley recognition voltage change
t
valley-swon
delay from valley recognition to
switch-on
2.37
2.5
4.5
2.63
V
V
V
LOCK
< 2.3 V
REL
LOCK,5V
V
LOCK
= 0.5
×
V
CC(5V)
4
+4
%
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
propagation 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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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
TEA1552T 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:GreenChipII SMPS control IC
TEA1552T/N1 制造商:NXP Semiconductors 功能描述:AC-DC SMPS 14SOIC 制造商:NXP Semiconductors 功能描述:AC-DC, SMPS, 14SOIC
TEA1552T/N1,118 功能描述:交流/直流開關(guān)轉(zhuǎn)換器 GREENCHIP II SMPS CONTROL IC RoHS:否 制造商:STMicroelectronics 輸出電壓:800 V 輸入/電源電壓（最大值）:23.5 V 輸入/電源電壓（最小值）:11.5 V 開關(guān)頻率:115 kHz 電源電流:1.6 mA 工作溫度范圍:- 40 C to + 150 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:SSO-10 封裝:Reel
TEA1552T/N1,518 功能描述:DC/DC 開關(guān)控制器 GRNCHIP2 SMPS CNTRLR RoHS:否 制造商:Texas Instruments 輸入電壓:6 V to 100 V 開關(guān)頻率: 輸出電壓:1.215 V to 80 V 輸出電流:3.5 A 輸出端數(shù)量:1 最大工作溫度:+ 125 C 安裝風(fēng)格: 封裝 / 箱體:CPAK
TEA1553T 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:GreenChip II SMPS control IC
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