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SFH640-2 The Vishay Dale SFH640-2 is a transistor output optocoupler with 5300 VRMS isolation voltage. It operates with a 60mA forward current and a temperature range of -55 to +100C.
Mfr Part #:

SFH640-2

Available from 3 distributors
Mfr Name: Vishay
Vishay
The Vishay Dale SFH640-2 is a transistor output optocoupler with 5300 VRMS isolation voltage. It operates with a 60mA forward current and a temperature range of -55 to +100C.
✓ Total Stock: 2,726 pcs
$ Price Range: $0.99

SFH640-2 Available from 3 distributors

✓ Authorised
✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Hybrid Electronics ✓
Non-Authorised Inventory information
1,226 pcs
On Request
1226 pcs On Request 1 On Request On Request 601 On Request On Request
Smaxon Electronics ✓
Non-Authorised Inventory information
850 pcs
On Request
850 pcs On Request 1 On Request On Request 00+ On Request On Request
Rayichip ✓
Non-Authorised Inventory information
650 pcs
On Request
650 pcs On Request 1 On Request On Request On Request On Request On Request
DistyParts aggregates offers from multiple distributors. Final prices, lead times and terms are subject to the distributors' discretion and may change without prior notice. DistyParts is not liable for any discrepancies.

SFH640-2 Specifications Quick View

Most important parameters for selection – full specs in datasheet.
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SFH640-2 Description

Short technical summary and product information.

The Vishay Dale SFH640-2 is a single-channel transistor output optocoupler designed for isolation applications. It features a high isolation voltage of 5300 VRMS and an NPN phototransistor output.

 

Key electrical specifications include a nominal forward current of 60mA, a maximum collector current of 50mA, and a maximum collector emitter voltage of 300V. The device has a typical forward voltage of 1.5V at 60mA and a maximum collector emitter saturation voltage of 0.4V under specified conditions. The current transfer ratio is greater than 63% to 125%.

 

This optocoupler operates within a temperature range of -55C to +100C. It is housed in a PDIP-6 package and is designed for through-hole mounting. The dimensions are 3.81mm in height, 8.7mm in length, and 6.5mm in width. The standard package quantity is 50 units per tube.

SFH640-2 Quick Information

Product Type: Transistor Output Optocoupler
Canonical Name: Vishay Dale SFH640-2 Transistor Output Optocoupler
Subcategory: Transistor Output Optocoupler

SFH640-2 Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

SFH640-2 Estimated Pricing

Qty Low High
1+ $0.99 $0.99

Estimated market price range - modelled values for guidance only, not live distributor offers.

SFH640-2 Features

  • 5300 VRMS isolation voltage.
  • NPN phototransistor output.
  • 60mA nominal forward current.
  • -55C to +100C operating temperature.
  • PDIP-6 through-hole package.

SFH640-2 Applications

  • Provides electrical isolation.
  • Suitable for signal coupling.
  • Used in power control circuits.
  • Ideal for noise reduction.

SFH640-2 FAQs

4 frequently asked questions generated from this part’s specifications.
What is the isolation voltage of the SFH640-2?

The isolation voltage is 5300 vRMS.

What is the operating temperature range for the SFH640-2?

The operating temperature range is -55 C to +100 C.

What package type is the SFH640-2 available in?

The SFH640-2 is available in a PDIP-6 package.

What is the current transfer ratio (CTR) of the SFH640-2?

The current transfer ratio is greater than 63% to 125%.

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