L6585D STMicroelectronics, L6585D Datasheet - Page 14

• Manufacturer Part Number: L6585D
• Description: IC CTRLR PFC/BALLAST SOIC-20
• Manufacturer: STMicroelectronics
• Type: PFC/Ballast Controllerr

Specifications of L6585D

• Frequency: 58.4 ~ 62 kHz
• Current - Supply: 7mA
• Current - Output: 600mA
• Voltage - Supply: 11 V ~ 16 V
• Operating Temperature: -40°C ~ 150°C
• Package / Case: 20-SOIC (7.5mm Width)
• For Use With: 497-8421 - BOARD DEMO 1X54W T5 LAMP497-8405 - BOARD EVAL L6585D/TSM101
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Application information
5.1.3
Figure 5.
14/25
V
V
V
V
HBCS
HBCS
LAMP
LAMP
V
V
EOI
EOI
Tch
Tch
f
f
CC
CC
HB
HB
V
V
V
V
CC(off)
CC(off)
4.63V
4.63V
CC(on)
CC(on)
Oscillator, pre-heating and ignition sequence
Run mode (time interval C
As the voltage at EOI exceeds 1.9V and the lamp has ignited, the L6585D enters Run mode
and remains in this condition unless one of the protections (all enabled in this mode) is
trigged.
The switching frequency reaches the F
Equation 4
1.9V
1.9V
f
f
f
f
2V
2V
PRE
PRE
RUN
RUN
A
A
τ = R
τ = R
D
D
x C
x C
1.5V
1.5V
D
D
B
B
C
C
V
V
V
V
HBCS
HBCS
V
V
LAMP
LAMP
EOI
EOI
Tch
Tch
f
f
CC
CC
HB
HB
4.63V
4.63V
1.5V
1.5V
V
V
V
V
CC(on)
CC(on)
CC(off)
CC(off)
1.9V
1.9V
f
f
f
f
2V
2V
PRE
PRE
RUN
RUN
A
A
Figure
f
RUN
RUN
B
B
=
value set by R
---------------------------------- -
R
5)
C
C
RUN
1.328
⋅
V
V
V
V
C
HBCS
HBCS
LAMP
LAMP
V
V
EOI
EOI
Tch
Tch
OSC
f
f
CC
CC
HB
HB
RUN
1.5V
1.5V
V
V
V
V
CC(off)
CC(off)
1.9V
1.9V
f
f
2V
2V
f
f
CC(on)
CC(on)
PRE
PRE
RUN
RUN
and C
A
A
4.63V
4.63V
OSC
:
B
B
L6585D
V
V
C
C
Z
Z