Dtech DT-9011 RS-232 Isolator - Revision history

Fdarling: added photo

2020-05-21T00:32:19Z

added photo

← Older revision		Revision as of 00:32, 21 May 2020
Line 1:		Line 1:
			[[File:Dtech_DT-9011_Stock_Photo.jpg\|thumb\|Dtech DT-9011]]

	== Overview ==		== Overview ==

Fdarling: added ME7660C datasheet

2020-05-21T00:01:45Z

added ME7660C datasheet

← Older revision		Revision as of 00:01, 21 May 2020
Line 34:		Line 34:
	\| U1-U2		\| U1-U2
	\| SOIC-8		\| SOIC-8
	\| ~~M?r?ne MB??660C~~ 1940		\| MicroOne ME7660C 1940
	\|-		\|-
	\| U3-U6		\| U3-U6
Line 43:		Line 43:
	\|}		\|}

	U1 and U2 have their markings partially ground off. The ~~company logo appears~~ to ~~start with a cursive M and end with a cursive e, and it might be a~~ LMC7660/ICL7660/TC7660/TL7660 charge ~~pump~~.		U1 and U2 have their markings partially ground off. The ME7660C is functionally equivalent to LMC7660/ICL7660/TC7660/TL7660 charge pumps.

			[https://cdn.datasheetspdf.com/pdf-down/M/E/7/ME7660C-MicroOne.pdf MicroOne ME7660C Datasheet]

	The board has edge soldered connectors similar to these:		The board has edge soldered connectors similar to these:

Fdarling: added suspected charge pump information

2020-05-20T23:54:55Z

added suspected charge pump information

← Older revision		Revision as of 23:54, 20 May 2020
Line 42:		Line 42:
	\| [https://www.digikey.com/product-detail/en/toshiba-semiconductor-and-storage/TLP185-GR-TPR-E/TLP185-GR-TPRE-CT-ND/3025457 Toshiba TLP185(GR-TPR,E)]		\| [https://www.digikey.com/product-detail/en/toshiba-semiconductor-and-storage/TLP185-GR-TPR-E/TLP185-GR-TPRE-CT-ND/3025457 Toshiba TLP185(GR-TPR,E)]
	\|}		\|}

			U1 and U2 have their markings partially ground off. The company logo appears to start with a cursive M and end with a cursive e, and it might be a LMC7660/ICL7660/TC7660/TL7660 charge pump.

	The board has edge soldered connectors similar to these:		The board has edge soldered connectors similar to these:

Fdarling: added application note

2020-05-20T23:52:03Z

added application note

← Older revision		Revision as of 23:52, 20 May 2020
Line 56:		Line 56:

	[http://www.imaginart.es/audiovisuales/dtech/pdf/Catalogo_Dtech_conversores_industriales.pdf Dtech Industrial Converter Catalog]		[http://www.imaginart.es/audiovisuales/dtech/pdf/Catalogo_Dtech_conversores_industriales.pdf Dtech Industrial Converter Catalog]

			[http://ww1.microchip.com/downloads/en/AppNotes/00782a.pdf Microchip AN782 TC7660 Powers RS-232 Data Loop Low Cost Adapter (DS00782A)] (possibly relevant application note)

Fdarling: added DE9 connectors

2020-05-20T23:37:32Z

added DE9 connectors

← Older revision		Revision as of 23:37, 20 May 2020
Line 42:		Line 42:
	\| [https://www.digikey.com/product-detail/en/toshiba-semiconductor-and-storage/TLP185-GR-TPR-E/TLP185-GR-TPRE-CT-ND/3025457 Toshiba TLP185(GR-TPR,E)]		\| [https://www.digikey.com/product-detail/en/toshiba-semiconductor-and-storage/TLP185-GR-TPR-E/TLP185-GR-TPRE-CT-ND/3025457 Toshiba TLP185(GR-TPR,E)]
	\|}		\|}

			The board has edge soldered connectors similar to these:

			[https://www.digikey.com/product-detail/en/amphenol-icc-commercial-products/L717SDE09PVF/L717SDE09PVF-ND/4886813 Amphenol L717SDE09PVF]

			[https://www.digikey.com/product-detail/en/assmann-wsw-components/A-DF-09-LL-Z/AE11063-ND/5051922 Assmann A-DF 09 LL/Z]

	== Online Resources ==		== Online Resources ==

Fdarling: added resistors

2020-05-20T23:24:31Z

added resistors

← Older revision		Revision as of 23:24, 20 May 2020
Line 11:		Line 11:
	! Description		! Description
	! Link		! Link
			\|-
			\| R1-R2
			\| 122
			\| 0805
			\| 1.2kΩ resistor
	\|-		\|-
	\| C1-C6		\| C1-C6
	\| 3528 ("B")		\| 3528 ("B")
	\| 106C 504F2		\| 106C 504F2
	\| ~~10uF~~ tantalum		\| 10μF tantalum
	\|-		\|-
	\| Q1-Q2, Q4, Q6-Q8		\| Q1-Q2, Q4, Q6-Q8

Fdarling: fixed optocoupler part number range

2020-05-20T23:20:38Z

fixed optocoupler part number range

← Older revision		Revision as of 23:20, 20 May 2020
Line 31:		Line 31:
	\| M?r?ne MB??660C 1940		\| M?r?ne MB??660C 1940
	\|-		\|-
	\| U4-U5		\| U3-U6
	\| SO-6 (4 leads)		\| SO-6 (4 leads)
	\| [Toshiba Logo] 747 P185 GR J0		\| [Toshiba Logo] 747 P185 GR J0

Fdarling: added more diode information

2020-05-20T23:19:38Z

added more diode information

← Older revision		Revision as of 23:19, 20 May 2020
Line 20:		Line 20:
	\| SOT-23		\| SOT-23
	\| LD3 v		\| LD3 v
			\| BAT54 Schottky diode maybe?
	\|-		\|-
	\| Q3, Q5		\| Q3, Q5
	\| SOT-23		\| SOT-23
	\| LD3 6		\| LD3 6
			\| BAT54 Schottky diode maybe?
	\|-		\|-
	\| U1-U2		\| U1-U2

Fdarling: initial page creation

2020-05-20T23:16:07Z

initial page creation

New page

== Overview ==

Chinese bus powered ("passive") RS-232 isolator.

== Bill of Materials ==

{| class="wikitable"
! Name
! Package
! Marking
! Description
! Link
|-
| C1-C6
| 3528 ("B")
| 106C 504F2
| 10uF tantalum
|-
| Q1-Q2, Q4, Q6-Q8
| SOT-23
| LD3 v
|-
| Q3, Q5
| SOT-23
| LD3 6
|-
| U1-U2
| SOIC-8
| M?r?ne MB??660C 1940
|-
| U4-U5
| SO-6 (4 leads)
| [Toshiba Logo] 747 P185 GR J0
| Toshiba TLP185
| [https://www.digikey.com/product-detail/en/toshiba-semiconductor-and-storage/TLP185-GR-TPR-E/TLP185-GR-TPRE-CT-ND/3025457 Toshiba TLP185(GR-TPR,E)]
|}

== Online Resources ==

[https://www.dtechelectronics.com/dtech-dt-9011-passive-rs232-photoelectric-isolation-protector_p90.html DTECH DT-9011 Passive RS232 Photoelectric Isolation Protector,Industrial Ethernet Serial Converter]

[https://www.dtechelectronics.com/industrial-serial-converter_c21 HDMI Matrix,DVI Splitter,Guangzhou Dtech Electronics Technology Co.,Ltd.]

[http://www.imaginart.es/audiovisuales/dtech/pdf/Catalogo_Dtech_conversores_industriales.pdf Dtech Industrial Converter Catalog]