tea1750t-n1 NXP Semiconductors, tea1750t-n1 Datasheet - Page 20

• Manufacturer Part Number: tea1750t-n1
• Description: Tea1750 Greenchip Iii Smps Control Ic
• Manufacturer: NXP Semiconductors

NXP Semiconductors
Table 5.
T
the IC; unless otherwise specified.
TEA1750_1
Product data sheet
Symbol
I
I
I
Input voltage sensing PFC (pin VINSENSE)
V
V
I
V
V
V
I
Loop compensation PFC(pin PFCCOMP)
g
I
V
V
V
Pulse width modulator PFC
t
ch(low)
ch(high)
CC(oper)
pu(VINSENSE)
I(VINSENSE)
O(PFCCOMP)
on(PFC)
amb
m
V
stop(VINSENSE)
start(VINSENSE)
mvc(VINSENSE)max
flr
flr(hys)
clamp(PFCCOMP)
ton(PFCCOMP)zero
ton(PFCCOMP)max
pu(VINSENSE)
= 25 C; V
Characteristics
CC
= 20 V; all voltages are measured with respect to ground (pin 2); currents are positive when flowing into
Parameter
low charging current
high charging current
operating supply current
stop voltage on pin VINSENSE
start voltage on pin VINSENSE
pull-up voltage difference on pin
VINSENSE
pull-up current on pin
VINSENSE
maximum mains voltage
compensation voltage on pin
VINSENSE
fast latch reset voltage
hysteresis of fast latch reset
voltage
input current on pin VINSENSE
transconductance
output current on pin
PFCCOMP
clamp voltage on pin PFCCOMP low power mode, PFC in burst
zero on-time voltage on pin
PFCCOMP
maximum on-time voltage on pin
PFCCOMP
PFC on-time
…continued
Rev. 01 — 6 April 2007
Conditions
V
or V
V
V
no load on pin FBDRIVER and
PFCDRIVER
active after V
detected
active after V
detected
active after V
detected
V
after V
V
V
V
mode, lower clamp voltage
upper clamp voltage
V
V
V
V
I
I
trip
VINSENSE
VOSENSE
VOSENSE
VOSENSE
VINSENSE
PFCCOMP
VINSENSE
PFCCOMP
on pin HV > 80 V; V
on pin HV > 80 V;
th(UVLO)
< V
start(VINSENSE)
CC
to I
= 3.3 V
= 2.0 V
= 3.3 V,
= V
= 0.9 V,
= V
> V
< V
< V
stop(VINSENSE)
stop(VINSENSE)
th(UVLO)
O(PFCCOMP)
stop(VINSENSE)
ton(max)(PFC)
ton(max)(PFC)
th(UVLO)
CC
< V
is detected
is
startup
CC
< V
is
is
trip
[1]
[1]
GreenChip III SMPS control IC
Min
2.25
0.86
1.11
-
4.0
-
-
5
60
33
2.5
-
3.4
1.20
3.6
30
1.2
6.3
55
45
Typ
3
0.89
1.15
-
0.75
0.12
33
80
39
2.7
3.9
3.5
1.25
4.5
40
1
5.4
100
47
39
TEA1750
© NXP B.V. 2007. All rights reserved.
Max
3.75
0.92
1.19
-
-
-
-
100
100
45
2.9
-
3.6
1.30
5.0
53
0.8
4.6
40
33
20 of 29
Unit
mA
mA
mA
V
V
mV
V
V
V
nA
V
V
V
V
A
A/V
A
A
s
s