TEA1541P PHILIPS [NXP Semiconductors], TEA1541P Datasheet - Page 12

• Manufacturer Part Number: TEA1541P
• Description: SMPS control IC with synchronization function
• Manufacturer: PHILIPS [NXP Semiconductors]

Philips Semiconductors
10 CHARACTERISTICS
T
into the IC.
2003 Aug 11
Start-up current source (pin VIN)
I
V
I
I
V
M-level
M
V
V
V
V
I
I
I
I
Primary current simulation
Demagnetization management (pin DEM)
V
I
V
V
t
V
amb
VIN(min)
VIN(max)
VIN
CC(h)
CC(l)
CC(restart)
CC(oper)
prot(DEM)
suppr
CC(VIN)trip
bd
CC
CC(start)
CC(UVLO)
CC(hys)
PCS
th(DEM)
clamp(DEM)(neg)
clamp(DEM)(pos)
sc(prot)(DEM)
SMPS control IC with
synchronization function
UVLO
SYMBOL
= 25 C; V
management (pin V
CC
= 15 V; all voltages are measured with respect to ground (pin 2); currents are positive when flowing
minimum supply current drawn from
pin VIN
supply voltage for pin VIN current trip
level
maximum supply current drawn from
pin VIN
supply current drawn from pin VIN
breakdown voltage
mains-dependent operation-enabling
level
mains undervoltage lock-out level
start-up voltage
undervoltage lock-out
hysteresis voltage
charging current (high)
charging current (low)
restart current
supply current under normal
operation
primary current simulation factor
demagnetization comparator
threshold voltage
demagnetization current
negative clamp voltage
positive clamp voltage
suppression time of transformer
ringing at start of secondary stroke
short-circuit protection voltage
CC
)
PARAMETER
12
V
V
V
V
V
after start-up;
V
V
V
V
V
V
V
< V
V
< V
no load on pin DRIVER
I
I
(DEM)
(DEM)
CC
VIN
VIN
CC
VIN
CC
VIN
CC(start)
VIN
CC
VIN
CC(trip)(VIN)
VIN
CC(UVLO)
CC
< V
= 10 V;
> V
< V
CONDITIONS
> 100 V
> 100 V
> 100 V
> 100 V
> 100 V;
> 100 V;
> 100 V; V
= 150 A
= 250 A
< V
CC(trip)(VIN)
CC(start)
CC(trip)(VIN)
CC(start)
V
< V
CC(UVLO)
;
CC(UVLO)
CC
,
300
0.5
1.25
550
33
25
10.8
8.5
2.1
70
0.55
1.1
MIN.
1.6
1.25
50
0.5
90
400
0.75
1.6
100
37
28.5
11.4
9.0
2.4
1.6
0.9
100
0.7
1.5
0.25
1.2
1.0
0.25
50
TYP.
Product specification
TEA1541
500
1.0
1.95
300
40
33
12
9.5
2.7
130
0.85
1.9
MAX.
0.75
0.75
10
0.05
10
V
mA
V
V
V
V
V
V
mA
mA
mA
mA
A.s/V
mV
nA
V
V
mV
UNIT
A
A
s