TEA1507 Philips Semiconductors, TEA1507 Datasheet - Page 11

• Manufacturer Part Number: TEA1507
• Description: GreenChipII SMPS control IC
• Manufacturer: Philips Semiconductors

Philips Semiconductors
CHARACTERISTICS
T
into the IC; unless otherwise specified.
2000 Dec 05
Start-up current source (pin 8)
I
BV
M-level
V
V
V
V
I
I
I
I
Demagnetization management (pin 4)
V
I
V
V
t
Pulse width modulator
t
t
Oscillator
f
f
V
V
Duty cycle control (pin 3)
V
V
amb
i(DRAIN)
i(VCC)H
i(VCC)L
VCC(restart)
CC(operate)
DEM
suppr
on(min)
on(max)
oscL
oscH
CC
CC(start)
CC(UVLO)
CC(hys)
DEM
clamp(DEM)(neg)
clamp(DEM)(pos)
vco(start)
vco(max)
CTRL(min)
CTRL(max)
GreenChip II SMPS control IC
SYMBOL
DSS
= 25 C; V
management (pin 1)
CC
supply current drawn from drain pin
breakdown voltage
mains-dependent operation-enabling level
start-up voltage on V
under voltage lock-out on V
hysteresis voltage on V
pin V
pin V
pin V
supply current under normal operation
demagnetization comparator threshold
voltage on pin DEM
pin DEM current
negative clamp voltage on pin DEM
positive clamp voltage on pin DEM
suppression of transformer ringing at start
of secondary stroke
minimum on-time
maximum on-time
oscillator low frequency (fixed frequency)
oscillator high frequency (fixed frequency) V
peak voltage at pin I
frequency reduction starts
peak voltage at pin I
frequency is equal to f
min. voltage on CTRL (max. duty cycle)
max. voltage on CTRL (min. duty cycle)
= 15 V; all voltages are measured with respect to ground (pin 2); currents are positive when flowing
CC
CC
CC
charging current
charging current
restart current
PARAMETER
sense
sense
CC
oscL
CC
, where
, where the
CC
11
V
with auxiliary supply;
V
V
V
V
3 V < V
V
V
no load on pin DRIVER
V
at I
at I
latched
V
see Fig.6
CC
DRAIN
CC(start)
DRAIN
DRAIN
DRAIN
CC(UVLO)
DEM
CTRL
CTRL
DEM
DEM
= 0 V; V
= 50 mV
> 1.5 V
< 1 V
CONDITIONS
> 100 V
> 100 V; V
> 100 V;
> 100 V;
CC
= 150 A
= 250 A
< V
< V
V
CC(UVLO)
DRAIN
CC
CC(UVLO)
< V
CC
> 100 V
CC(start)
< 3V
1.0
650
60
10.3
8.1
2.0
1.1
50
0.5
1.1
40
5
145
MIN.
1.2
1.2
650
50
0.5
(1)
Preliminary specification
1.2
100
11
8.7
2.3
175
50
1.3
100
0.7
1.5
t
50
6.5
75
1.0
1.5
TYP. MAX. UNIT
leb
1
0.75
550
0.25
TEA1507
1.4
300
100
11.7
9.3
2.6
1.5
150
0
0.9
1.9
60
8
205
0.8
0.45 mA
450
0.05 V
mA
V
V
V
V
V
mA
mA
mV
nA
V
ns
kHz
kHz
mV
mV
V
V
A
A
s
s