tea1781 NXP Semiconductors, tea1781 Datasheet - Page 25

• Manufacturer Part Number: tea1781
• Description: Greenchip Pc Secondary Control Ics
• Manufacturer: NXP Semiconductors

NXP Semiconductors
Table 8.
T
the IC; unless otherwise specified.
TEA1781_82_1
Preliminary data sheet
Symbol
Supply
V
V
I
t
Driver SF standby
R
R
Drivers (12 V and SB standby)
R
R
V
Control standby
V
V
Control 12 V
V
V
t
I-control standby
V
VDD
d(startup)
d
amb
startup(VDD)
stop(VDD)
float(UVLO)
trip(L)
trip(H)
trip(L)
trip(H)
ref(stb)
pu
pd
pu
pd
= 25 C; no over temperature; all voltages are measured with respect to ground; currents are positive when flowing into
TEA1782T characteristics
Parameter
start-up voltage on
pin VDD
stop voltage on pin
VDD
current on pin VDD
start-up delay time
pull-up resistance
pull-down
resistance
pull-up resistance
pull-down
resistance
undervoltage
lockout floating
voltage
LOW-level trip
voltage
HIGH-level trip
voltage
LOW-level trip
voltage
HIGH-level trip
voltage
delay time
standby reference
voltage
Conditions
SF driver; V
V
SF driver; V
V
SR / SB drivers;
V
V
V
SF driver; V
V
SR / SB drivers;
V
V
V
V
V
enable GSB standby;
voltage on pin WND_SEC_1
enable GSB standby;
voltage on pin WND_SEC_1
enable GSB 12 V;
voltage on pin WND_SEC_1
enable GSR; voltage on pin DF
enable GSB 12 V;
voltage on pin WND_SEC_1
enable GSR; voltage on pin DF
enable GSB 12 V
V
VDD
GSF_12V
WND(SEC)_1
FSR
GSR
VDD
WND(SEC)_1
FSR
GSR
DF_12V
GSF_12V
CS_x
= V
= V
= V
= V
= V
V
V
= V
GSF_12V
FSB_12V
GSF_12V
FSB_12V
GSB_12V
GSF_12V
= V
= V
VOUT
Rev. 01 — 13 February 2009
DF_STB
DF_12V
DF_12V
DF_12V
= V
= V
GSF_STB
GSF_STB
+ 100 mV
DF_12V
DF_12V
= V
= V
(or V
(or V
= V
= V
= V
= V
= V
= 0 V;
FSB_STB
FSB_STB
GSF_STB
GSB_STB
= 0.5 V
= 0.5 V
GSF_STB
GSF_STB
DF_STB
DF_STB
DF_STB
= V
= V
DF_STB
DF_STB
= 85 V;
= 85 V;
= 73.5 V
= 1 V;
= 0 V;
= 84.5 V
= 1 V;
) = 0.5 V
) = 0.5 V
TEA1781T; TEA1782T
= 73 V;
= 73 V;
GreenChip PC secondary control ICs
[1]
Min
8.0
6.9
-
5.0
13
-
3.5
3.5
5.0
1.0
8.0
0.7
4.85
4.7
-
5
3.8
6.4
12.5
5.5
Typ
8.5
7.4
3.0
7
35
6.5
17
30
4.5
4.5
5.4
2.0
9.0
4.6
7.2
0.9
5.00
4.9
11
5.0
Max
9.0
7.9
-
9
-
8.0
21
-
5.5
5.5
5.8
3.0
10.0
5.4
8.0
1.1
5.15
5.1
© NXP B.V. 2009. All rights reserved.
9.5
4.5
Unit
V
V
mA
ms
V
V
V
V
V
V
V
V
V
25 of 32
s