參數(shù)資料
型號(hào): TEA1750T/N1,518
廠商: NXP Semiconductors
文件頁(yè)數(shù): 22/29頁(yè)
文件大小: 163K
描述: IC PFC CONTROLLER DCM16SOIC
標(biāo)準(zhǔn)包裝: 2,500
系列: GreenChip™ III
模式: 間歇導(dǎo)電(DCM)
頻率 - 開(kāi)關(guān): 100kHz ~ 150kHz
電流 - 啟動(dòng): 60µA
安裝類(lèi)型: 表面貼裝
封裝/外殼: 16-SOIC(0.154",3.90mm 寬)
供應(yīng)商設(shè)備封裝: 16-SO
包裝: 帶卷 (TR)
TEA1750_2
?NXP B.V. 2008. All rights reserved.
Product data sheet
Rev. 02  15 December 2008
22 of 29
NXP Semiconductors
TEA1750
GreenChip III SMPS control IC
Demagnetization management PFC (pin PFCAUX)
V
th(comp)PFCAUX
comparator threshold voltage
on pin PFCAUX
150    100    50
mV
t
to(demag)PFC
PFC demagnetization time-out
time
40
50
60
I
prot(PFCAUX)
protection current on pin
PFCAUX
V
PFCAUX
= 50 mV
75
-
5
nA
Driver (pin PFCDRIVER)
I
src(PFCDRIVER)
source current on pin
PFCDRIVER
V
PFCDRIVER
 = 2 V
-
0.5
-
A
I
sink(PFCDRIVER)
sink current on pin
PFCDRIVER
V
PFCDRIVER
 = 2 V
-
0.7
-
A
V
PFCDRIVER
 = 10 V
-
1.2
-
A
V
O(PFCDRIVER)max
maximum output voltage on
pin PFCDRIVER
-
11
12
V
Overvoltage protection yback (pin FBAUX)
I
ovp(FBAUX)
overvoltage protection current
on pin FBAUX
279
300
321
礎(chǔ)
N
cy(ovp)
number of overvoltage
protection cycles
6
8
12
Demagnetization management yback (pin FBAUX)
V
th(comp)FBAUX
comparator threshold voltage
on pin FBAUX
60
80
110
mV
I
prot(FBAUX)
protection current on pin
FBAUX
V
FBAUX
= 50 mV
50
-
5
nA
V
clamp(FBAUX)
clamp voltage on pin FBAUX    I
FBAUX
= 500 礎(chǔ)
1.0
0.8
0.6
V
I
FBAUX
= 500 礎(chǔ)
0.5
0.7
0.9
V
t
sup(xfmr_ring)
transformer ringing
suppression time
1.5
2
2.5
Pulse width modulator yback
t
on(fb)min
minimum yback on-time
-
t
leb(fb)
-
ns
t
on(fb)max
maximum yback on-time
20
25
30
Oscillator yback
f
sw(fb)max
maximum yback switching
frequency
100
125
150
kHz
V
start(VCO)FBCTRL
VCO start voltage on pin
FBCTRL
1.3
1.5
1.7
V
V
hys(FBCTRL)
hysteresis voltage on pin
FBCTRL
-
60
-
mV
V
VCO(FBCTRL)
VCO voltage difference on pin
FBCTRL
-
0.1
-
V
Table 5.
Characteristics &continued
T
amb
= 25 癈; V
CC
= 20 V; all voltages are measured with respect to ground (pin 2); currents are positive when owing into
the IC; unless otherwise specied.
Symbol
Parameter
Conditions
Min
Typ
Max
Unit
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