FL103 — Primary-Side-Regulation PWM Controller for LED Illumination
Electrical Characteristics
Unless otherwise specified, V
DD
=15V and T
A
=25°C.
Symbol
V
DD
Section
V
DD-ON
V
DD-OFF
I
DD-OP
I
DD-GREEN
V
DD-OVP
t
D-VDDOVP
V
HV-MIN
I
HV
I
HV-LC
Parameter
Turn-On Threshold Voltage
Turn-Off Threshold Voltage
Operating Current
Green Mode Operating Supply Current
V
DD
Over-Voltage Protection Level
V
DD
OVP Debounce Time
Minimum Startup Voltage on HV Pin
Supply Current Drawn from Pin HV
Leakage Current after Startup
Conditions
Min.
15
7.0
Typ.
16
7.5
3.2
0.95
Max.
17
8.0
5.0
1.20
29
350
50
Units
V
V
mA
mA
V
µs
V
mA
µA
27
90
28
200
High Voltage (HV) Section
V
DL
=100V
HV=500V,
V
DD
=V
DD-OFF
+1V
47
±1.5
1.5
2.0
0.5
5.0
3.0
Oscillator Section
Normal
Frequency
Center Frequency
Frequency Hopping Range
Center Frequency
> V
O
* 0.5
50
±2.0
33
±1.3
1.05
1.28
300
7
V
DD
=10~25V
T
A
=-40°C to +105°C
1.25
1.50
450
12
1
1.55
1.75
600
17
2
15
V
V
Hz
kHz
%
%
53
±2.5
kHz
f
OSC
Protection
< V
O
* 0.5
(3)
Frequency Frequency Hopping Range
Frequency Jumping Point
Minimum Frequency at No Load
Minimum Frequency at CCM
Frequency Variation vs. V
DD
Deviation
Frequency Variation vs. Temperature
Deviation
Reference Voltage for Error AMPs
Green-Mode Starting Voltage on EAV
Green-Mode Ending Voltage on EAV
Adaptive Bias Voltage Dominated by
V
COMV
IC Bias Current
Brownout Detection Current
Minimum VS Current
(3)
Maximum VS Current
(3)
Normal Operation
Minimum
Discharging Time Protection Area
(3)
(3)
(3)
V
F-JUM-53
V
F-JUM-35
f
OSC-N-MIN
f
OSC-CM-MIN
f
DV
f
DT
50kHz
33kHz, VS
33kHz
50kHz, VS
Voltage Sense (V
S
) Section
V
R
V
N
V
G
V
BIAS-COMV
I
tc
I
VS-BO
I
VS-MIN
I
VS-MAX
t
DIS_MIN
2.475
f
OSC
=2kHz
f
OSC
=1kHz
R
VS
=20kΩ
7.3
90V
AC
, Heavy Load
264V
AC
, No Load
f
OSC
=50kHz
f
OSC
=33kHz
2.0
2.500
2.5
0.5
1.4
10.0
175
227
721
0.65
2.6
4.0
12.7
2.525
V
V
V
V
µA
µA
µA
µA
µs
Continued on the following page…
© 2011 Fairchild Semiconductor Corporation
FL103 • Rev. 1.0.0
www.fairchildsemi.com
5
ETC [ ETC ]
