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The rules should oblige the seller to give the purchaser an operating instrucion of Fairchild HCPL-3700, along with an item. The lack of an instruction or false information given to customer shall constitute grounds to apply for a complaint because of nonconformity of goods with the contract. In accordance with the law, a customer can receive an instruction in non-paper form; lately graphic and electronic forms of the manuals, as well as instructional videos have been majorly used. A necessary precondition for this is the unmistakable, legible character of an instruction.
What is an instruction?
The term originates from the Latin word „instructio”, which means organizing. Therefore, in an instruction of Fairchild HCPL-3700 one could find a process description. An instruction's purpose is to teach, to ease the start-up and an item's use or performance of certain activities. An instruction is a compilation of information about an item/a service, it is a clue.
Unfortunately, only a few customers devote their time to read an instruction of Fairchild HCPL-3700. A good user manual introduces us to a number of additional functionalities of the purchased item, and also helps us to avoid the formation of most of the defects.
What should a perfect user manual contain?
First and foremost, an user manual of Fairchild HCPL-3700 should contain:
- informations concerning technical data of Fairchild HCPL-3700
- name of the manufacturer and a year of construction of the Fairchild HCPL-3700 item
- rules of operation, control and maintenance of the Fairchild HCPL-3700 item
- safety signs and mark certificates which confirm compatibility with appropriate standards
Why don't we read the manuals?
Usually it results from the lack of time and certainty about functionalities of purchased items. Unfortunately, networking and start-up of Fairchild HCPL-3700 alone are not enough. An instruction contains a number of clues concerning respective functionalities, safety rules, maintenance methods (what means should be used), eventual defects of Fairchild HCPL-3700, and methods of problem resolution. Eventually, when one still can't find the answer to his problems, he will be directed to the Fairchild service. Lately animated manuals and instructional videos are quite popular among customers. These kinds of user manuals are effective; they assure that a customer will familiarize himself with the whole material, and won't skip complicated, technical information of Fairchild HCPL-3700.
Why one should read the manuals?
It is mostly in the manuals where we will find the details concerning construction and possibility of the Fairchild HCPL-3700 item, and its use of respective accessory, as well as information concerning all the functions and facilities.
After a successful purchase of an item one should find a moment and get to know with every part of an instruction. Currently the manuals are carefully prearranged and translated, so they could be fully understood by its users. The manuals will serve as an informational aid.
Table of contents for the manual
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Page 1
tm HCPL-3700 A C/DC to Logic Interface Optocoupler April 2007 ©2005 Fairchild Semiconductor Corporation www.fairchildsemi.com HCPL-3700 Rev. 1.0.1 HCPL-3700 A C/DC to Logic Interface Optocoupler Features ■ AC or DC input ■ Programmab le sense voltage ■ Logic le vel compatibility ■ Threshold guaranteed ov er temperature (0°C to 70°C) ■ [...]
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Page 2
HCPL-3700 A C/DC to Logic Interface Optocoupler ©2005 Fairchild Semiconductor Corporation www.fairchildsemi.com HCPL-3700 Rev. 1.0.1 2 Absolute Maximum Ratings (No derating required up to 70°C) Stresses exceeding the absolute maximum ratings may damage the device. The device may not function or be operable above the recommended operating conditio[...]
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Page 3
HCPL-3700 A C/DC to Logic Interface Optocoupler ©2005 Fairchild Semiconductor Corporation www.fairchildsemi.com HCPL-3700 Rev. 1.0.1 3 Electrical Characteristics (T A = 0°C to 70°C Unless otherwise specified) Note: 5. Logic LO W output lev el at pin 6 occurs when V IN ≥ V TH+ and when V IN > V TH- once V IN e xceeds V TH+ . Logic HIGH outp[...]
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Page 4
HCPL-3700 A C/DC to Logic Interface Optocoupler ©2005 Fairchild Semiconductor Corporation www.fairchildsemi.com HCPL-3700 Rev. 1.0.1 4 Switching Characteristics (T A = 25°C , V CC = 5 V Unless otherwise specified) Pa ck ag e Characteristics (T A = 0°C to 70°C Unless otherwise specified) Notes: 6. T PHL propagation delay is measured from the 2[...]
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Page 5
HCPL-3700 A C/DC to Logic Interface Optocoupler ©2005 Fairchild Semiconductor Corporation www.fairchildsemi.com HCPL-3700 Rev. 1.0.1 5 T ypical P erf ormance Curves Fig. 1 Logic Low Supply Current vs. Operating Supply V oltage V CC - OPERA TING SUPPL Y VOL T AGE (V) 468 1 0 12 14 16 18 20 I CCL - LOGIC LOW SUPPL Y CURRENT (mA) 0.0 0.5 1.0 1.5 2.0 [...]
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Page 6
HCPL-3700 A C/DC to Logic Interface Optocoupler ©2005 Fairchild Semiconductor Corporation www.fairchildsemi.com HCPL-3700 Rev. 1.0.1 6 Fig. 8 External Threshold Characteristics V+/V - vs. Rx R X - EXTERNAL SERIES RESISTOR (K Ω ) 04 0 8 0 120 160 200 240 V+/V - -EXTERNAL THRESHOLD V OL T AGE (V) 0 50 100 150 200 250 300 Fig. 7 Logic High Supply C[...]
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HCPL-3700 A C/DC to Logic Interface Optocoupler ©2005 Fairchild Semiconductor Corporation www.fairchildsemi.com HCPL-3700 Rev. 1.0.1 7 5 6 7 8 3 4 2 1 Z = 50 tr = 5ns Generator Pulse O Ω .1uf bypass O (V ) +5V R L Output PHL t PLH t 5V 2.5V IN (V ) Input (V ) Output O 1.5 V 90% AC DC+ DC- AC GND V V O CC AC DC- DC+ AC 4 3 2 1 Output O GND V 5 6 [...]
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Page 8
HCPL-3700 A C/DC to Logic Interface Optocoupler ©2005 Fairchild Semiconductor Corporation www.fairchildsemi.com HCPL-3700 Rev. 1.0.1 8 Pa ck ag e Dimensions Through Hole Surface Mount Note: All dimensions are in inches (millimeters) 0.4" Lead Spacing Recommended P ad Lay out for Surface Mount Leadforms 0.200 (5.08) 0.140 (3.55) 0.100 (2.54) T[...]
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Page 9
HCPL-3700 A C/DC to Logic Interface Optocoupler ©2005 Fairchild Semiconductor Corporation www.fairchildsemi.com HCPL-3700 Rev. 1.0.1 9 Ordering Inf ormation Marking Information Option Example P ar t Number Description No Suffix HCPL3700 Shipped in T ubes S HCPL3700S Surf ace Mount Lead Bend SD HCPL3700SD Surf ace Mount; T ape and Reel W HCPL3700W[...]
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Page 10
HCPL-3700 A C/DC to Logic Interface Optocoupler ©2005 Fairchild Semiconductor Corporation www.fairchildsemi.com HCPL-3700 Rev. 1.0.1 10 Carrier T ape Specifications Reflow Pr ofile 0.30 ± 0.05 4.0 ± 0.1 4.0 ± 0.1 Ø1.55 ± 0.05 Ø1.6 ± 0.1 1.75 ± 0.10 12.0 ± 0.1 10.30 ± 0.20 13.2 ± 0.2 0.1 MAX User Direction of Feed 4.90 ± 0.20 16.0 ±[...]
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Page 11
HCPL-3700 A C/DC to Logic Interface Optocoupler ©2005 Fairchild Semiconductor Corporation www.fairchildsemi.com HCPL-3700 Rev. 1.0.1 11 TRAD EM AR K S The following are registered and unregistered trademarks Fairchild Semiconductor owns or is authorized to use and is not intended to be an exhaustive list of all such trademarks. ACEx ® Across the [...]