Electronic Components Datasheet Search
  English  ▼

Delete All
ON OFF
ALLDATASHEET.COM

X  

Preview PDF Download HTML

IR2159 Datasheet(PDF) 9 Page - International Rectifier

Part No. IR2159
Description  DIMMING BALLAST CONTROL IC
Download  25 Pages
Scroll/Zoom Zoom In 100% Zoom Out
Maker  IRF [International Rectifier]
Homepage  http://www.irf.com
Logo 

IR2159 Datasheet(HTML) 9 Page - International Rectifier

Zoom Inzoom in Zoom Outzoom out
 9 / 25 page
background image
IR2159/IR21591 (S)
www.irf.com
9
External Components Selection Procedure
(Note:
Please refer to
"Typical Connection"
diagram, page 1)
Calculate R
CS
PK
IGN
CS
I
R
6
.
1
=
R
CS sets the maximum ignition current
which corresponds to the maximum
ignition voltage across the lamp.
R
CS
I
IGN
V
IGN
Select R
FMIN
Use Graph 5 or Graph 6
The minimun operating frequency must
be lower than f
100% of fIGN (whichever is
lower). R
FMIN also programs IMIN and
I
IPH, so RFMIN must be set first.
R
FMIN
f
MIN
BEGIN
Calculate R
PULL-UP
QCCUV
ON
TURN
UP
PULL
I
VAC
R
=
Set R
VAC and RVDC such that the voltage
on pin VDC will exceed 5.1 volts at the
desired line turn-on voltage.
R
VDC
VAC
TURN-ON
Calculate R
VDC
ON
TURN
VAC
ON
TURN
VDC
VAC
R
VAC
R


=
1
.
5
1
1
.
5
The voltage at pin IPH is the reference
for amplitude current control during
preheat mode. R
IPH must be set after
R
FMIN.
R
IPH
I
PH
V
PH
Select & Calculate R
IPH
Use Graph 8 to find I
IPH,
then calculate R
IPH:
IPH
CS
PH
IPH
I
R
I
R
PK
=
Calculate C
CPH
()
PH
CPH
t
e
C
7
6
.
2
=
During preheat, an internal 1.3
µA
current source at pin CPH charges
external capacitor CCPH. Preheat mode
ends when VCPH exceeds 5.1 volts.
C
CPH
t
PH
Calculate
ϕ
MIN (Equations 8 & 9)
R
MIN sets the lower phase boundary
corresponding to minimum lamp
power when V
DIM = 0 volts. RMIN must
be set after R
FMIN.
R
MIN
ϕ
MIN
P
LAMP
Calculate R
MAX
Use Equation 15
R
MAX
ϕ
MAX
P
LAMP
R
MAX sets the upper phase boundary
corresponding to maximum lamp power
when V
DIM = 5 volts. RMAX must be set
after R
FMIN and RMIN.
Find V
MIN (Graph 9)
Find I
MIN (Graph 7)
MIN
MIN
MIN
I
V
R
=
Calculate R
MIN


Html Pages

1  2  3  4  5  6  7  8  9  10  11  12  13  14  15  16  17  18  19  20  21  22  23  24  25 


Datasheet Download



Related Electronics Part Number

Part NumberComponents DescriptionHtml ViewManufacturer
KA7531BALLAST CONTROL IC 1 2 3 4 5 MoreSamsung semiconductor
B59701Measurement and Control SMDs 1 2 List of Unclassifed Manufacturers
AP1511PWM Control 5A Step-Down Converter 1 2 3 4 5 Anachip Corp
IXP42XIntel® IXP42X Product Line of Network Processors and IXC1100 Control Plane Processor 1 2 3 4 5 MoreIntel Corporation
TLP434ARF ASK Hybrid Modules for Radio Control 1 List of Unclassifed Manufacturers
UBA2070600 V CCFL ballast driver IC 1 2 3 4 5 MoreNXP Semiconductors
BGY284Power amplifier with integrated control loop for GSM850 EGSM900 DCS1800 & PCS1900 1 2 3 4 5 MoreNXP Semiconductors
AN7381Tone Control Circuit 1 2 3 4 Panasonic Semiconductor
IR3084XPHASETM VR 10/11 CONTROL IC 1 2 3 4 5 MoreInternational Rectifier
MAX168192MHz High-Brightness LED Drivers with High-Side Current Sense and 5000:1 Dimming 1 2 3 4 5 MoreMaxim Integrated Products

Link URL




Privacy Policy
ALLDATASHEET.COM
Does ALLDATASHEET help your business so far?  [ DONATE ]  

About Alldatasheet   |   Advertisement   |   Datasheet Upload   |   Contact us   |   Privacy Policy   |   Alldatasheet API   |   Link Exchange   |   Manufacturer List
All Rights Reserved© Alldatasheet.com


Mirror Sites
English : Alldatasheet.com  |   English : Alldatasheet.net  |   Chinese : Alldatasheetcn.com  |   German : Alldatasheetde.com  |   Japanese : Alldatasheet.jp
Russian : Alldatasheetru.com  |   Korean : Alldatasheet.co.kr  |   Spanish : Alldatasheet.es  |   French : Alldatasheet.fr  |   Italian : Alldatasheetit.com
Portuguese : Alldatasheetpt.com  |   Polish : Alldatasheet.pl  |   Vietnamese : Alldatasheet.vn