參數(shù)資料
型號(hào)： TEA1654T
廠商： NXP SEMICONDUCTORS
元件分類： 穩(wěn)壓器
英文描述： GreenChipII SMPS control IC
中文描述： SWITCHING CONTROLLER, 75 kHz SWITCHING FREQ-MAX, PDSO14
封裝： 3.90 MM, PLASTIC, SO-14
文件頁數(shù)： 12/24頁
文件大?。?/td> 119K
代理商： TEA1654T
2003 May 12
12
Philips Semiconductors
Product specification
GreenChip
II SMPS control IC
TEA1654
QUALITY SPECIFICATION
In accordance with “SNW-FQ-611D”
CHARACTERISTICS
T
amb
= 25
°
C; V
CC
= 15 V; all voltages are measured with respect to ground; currents are positive when flowing into
the IC; unless otherwise specified.
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP.
MAX. UNIT
Start-up current source (pin DRAIN)
I
DRAIN
supply current from pin DRAIN
V
CC
= 0 V; V
DRAIN
> 100 V
with auxiliary supply;
V
DRAIN
> 100 V
1.0
1.2
100
1.4
300
mA
μ
A
BV
DSS
M-level
breakdown voltage
mains-dependent
operation-enabling level
650
60
100
V
V
Supply voltage management (pin V
CC
)
V
CC(start)
V
CC(UVLO)
V
CC(hys)
I
CC(h)
I
CC(l)
start-up voltage on V
CC
undervoltage lock-out on V
CC
hysteresis voltage on V
CC
pin V
CC
charging current (high)
pin V
CC
charging current (low)
10.3
8.1
2.0
1.2
1.2
11
8.7
2.3
1
0.75
11.7
9.3
2.6
0.8
0.45 mA
V
V
V
mA
V
CC(start)
V
CC(UVLO)
V
DRAIN
> 100 V; V
CC
< 3V
V
DRAIN
> 100 V;
3 V < V
CC
< V
CC(UVLO)
V
DRAIN
> 100 V;
V
CC(UVLO)
< V
CC
< V
CC(start)
no load on pin DRIVER
I
CC(restart)
pin V
CC
restart current
650
550
450
μ
A
I
CC(oper)
supply current under normal
operation
1.1
1.3
1.5
mA
Demagnetization management (pin DEM)
V
th(DEM)
demagnetization comparator
threshold voltage on pin DEM
pin DEM current
50
100
150
mV
I
DEM
V
clamp(DEM)(neg)
negative clamp voltage on pin DEM
V
clamp(DEM)(pos)
positive clamp voltage on pin DEM
t
suppr
suppression of transformer ringing
at start of secondary stroke
V
DEM
= 50 mV
I
DEM
=
150
μ
A
I
DEM
= 250
μ
A
50
(1)
0.5
0.5
1.1
0
0.05 V
0.9
1.9
nA
0.25
0.7
1.5
V
μ
s
Pulse width modulator
t
on(min)
t
on(max)
Oscillator
minimum on-time
maximum on-time
40
t
leb
50
60
ns
μ
s
latched
f
osc(l)
f
osc(h)
V
VCO(start)
oscillator low fixed frequency
oscillator high fixed frequency
peak voltage on pin I
sense
, where
frequency reduction starts
V
CTRL
> 1.5 V
V
CTRL
< 1 V
see Figs 6 and 7
19
50
24
63
VCO
1
29
75
kHz
kHz
mV
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