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參數資料
| 型號： | TEA1751T/N1,518 |
| 廠商： | NXP Semiconductors |
| 文件頁數： | 21/29頁 |
| 文件大?。?/td> | 253K |
| 描述： | IC CTRLR GREENCHIP SMPS 16-SOIC |
| 標準包裝： | 2,500 |
| 系列： | GreenChip™ III |
| 模式： | 連續導電（CCM） |
| 頻率 - 開關： | 125kHz |
| 電流 - 啟動： | 60µA |
| 電源電壓： | 0.65 V ~ 22 V |
| 安裝類型： | 表面貼裝 |
| 封裝/外殼： | 16-SOIC（0.154"，3.90mm 寬） |
| 供應商設備封裝： | 16-SO |
| 包裝： | 帶卷 (TR) |
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TEA1751T_LT_2
?NXP B.V. 2009. All rights reserved.
Product data sheet
Rev. 02 23 December 2009
21 of 29
NXP Semiconductors
TEA1751T; TEA1751LT
GreenChip III SMPS control IC
V
th(UVLO)
undervoltage lockout threshold
voltage
14
15
16
V
V
start(hys)
hysteresis of start voltage
during start-up phase
-
300
-
mV
V
hys
hysteresis voltage
V
startup
V
th(UVLO)
6.3
7
7.7
V
I
ch(low)
low charging current
V
HV
> 80 V; V
CC
< V
trip
or
V
th(UVLO)
< V
CC
< V
startup
1.2
1.0
0.8
mA
I
ch(high)
high charging current
V
HV
> 80 V; V
trip
< V
CC
< V
th(UVLO)
4.6
5.4
6.3
mA
I
CC(oper)
operating supply current
no load on pin FBDRIVER and
PFCDRIVER
2.25
3
3.75
mA
Input voltage sensing PFC (pin VINSENSE)
V
stop(VINSENSE)
stop voltage on pin VINSENSE
0.86
0.89
0.92
V
V
start(VINSENSE)
start voltage on pin VINSENSE
1.11
1.15
1.19
V
擵
pu(VINSENSE)
pull-up voltage difference on
pin VINSENSE
active after V
stop(VINSENSE)
is
detected
-
100 -
mV
I
pu(VINSENSE)
pull-up current on pin
VINSENSE
active after V
stop(VINSENSE)
is
detected
55
47
40
糀
V
mvc(VINSENSE)max
maximum mains voltage
compensation voltage on pin
VINSENSE
4.0
-
-
V
V
flr
fast latch reset voltage
active after V
th(UVLO)
is detected
-
0.75
-
V
V
flr(hys)
hysteresis of fast latch reset
voltage
-
0.12
-
V
I
I(VINSENSE)
input current on pin VINSENSE V
VINSENSE
> V
stop(VINSENSE)
after
V
start(VINSENSE)
is detected
5
33
100
nA
V
bst(dual)
dual boost voltage
current switch-over point
-
2.2
-
V
switch-over region
-
200
-
mV
Loop compensation PFC (pin PFCCOMP)
g
m
transconductance
V
VOSENSE
to I
O(PFCCOMP)
60
80
100
糀/V
I
O(PFCCOMP)
output current on pin
PFCCOMP
V
VOSENSE
= 3.3 V
33
39
45
糀
V
VOSENSE
= 2.0 V
45
39
33
糀
V
clamp(PFCCOMP)
clamp voltage on pin
PFCCOMP
Low power mode; PFC off; lower
clamp voltage
[1]
2.5
2.7
2.9
V
Upper clamp voltage
[1]
-
3.9
-
V
V
ton(PFCCOMP)zero
zero on-time voltage on pin
PFCCOMP
3.4
3.5
3.6
V
V
ton(PFCCOMP)max
maximum on-time voltage on
pin PFCCOMP
1.20
1.25
1.30
V
Pulse width modulator PFC
t
on(PFC)
PFC on-time
V
VINSENSE
= 3.3 V;
V
PFCCOMP
= V
ton(PFCCOMP)max
3.6
4.5
5.0
約
V
VINSENSE
= 0.9 V;
V
PFCCOMP
= V
ton(PFCCOMP)max
30
40
53
約
Table 5.
Characteristics &continued
T
amb
= 25 ?/SPAN>C; V
CC
= 20 V; all voltages are measured with respect to ground (pin 2); currents are positive when flowing into
the IC; unless otherwise specified.
Symbol
Parameter
Conditions
Min
Typ
Max
Unit
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