Electronic Components Datasheet Search
  English  ▼

Delete All
ON OFF
ALLDATASHEET.COM

X  

Preview PDF Download HTML

AS3685A Datasheet(PDF) 14 Page - TEXAS ADVANCED OPTOELECTRONIC SOLUTIONS

Part No. AS3685A
Description  Ultra Small High Efficiency 1000mA Charge Pump
Download  25 Pages
Scroll/Zoom Zoom In 100% Zoom Out
Maker  TAOS [TEXAS ADVANCED OPTOELECTRONIC SOLUTIONS]
Homepage  http://www.taosinc.com
Logo 

AS3685A Datasheet(HTML) 14 Page - TEXAS ADVANCED OPTOELECTRONIC SOLUTIONS

Zoom Inzoom in Zoom Outzoom out
 14 / 25 page
background image
AS3685A/AS3685B
Datasheet
www.austriamicrosystems.com/
AS3685
(ptr)
Revision 2.2
13 - 24
Table
9 – AS3685B Current Settings
H-L-H Pulses on EN1
Mode
ILED
(for RISET = 14.2kΩ)
ILED
(for RISET = 10kΩ)
ILED/IISET
7
261mA
370mA
2852
8
305mA
440mA
3333
9
349mA
500mA
3814
10
393mA
560mA
4295
11
437mA
620mA
4776
12
481mA
690mA
5257
13
525mA
750mA
5737
14
569mA
810mA
6218
15
613mA
880mA
6699
16
657mA
940mA
7180
17
Flash
700mA
1000mA
7650
(=IFLASH2ISET)
Notes:
1) The on-time for indicator mode is 1μs, off time 31μs (32μs = 32.25kHz)
Where IISET is:
7.2.2.1 AS3685B Single Wire Interface
Using the following application schematic, a single GPIO pin can be used to control the mode and current of the
AS3685B:
Figure 18 – AS3685B Single Wire Interface
An example driving waveform can be (this uses method A as shown above in section ‘AS3685B Current
Settings’):
Figure 19 – AS3685B Example Single Wire Interface driving waveform
I
ISET
V
ISET
R
ISET
1.3 V
R
ISET
(EN2)
EN1
Set current with
number of pulses
off
off
Flash/Strobe/Indicatior function
dependent on number of previous pulses
ISET
VBAT
EN1
EN2
Vbat
EN1
single GPIO Pin to set
indicator/torch/flash mode
CSINGLE
1nF
AS3685B
RSINGLE


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




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