Toshiba Electronic Devices & Storage Corporation Electronic Parts
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The Toshiba TLP185(GB-TPL,E) is a single-channel photocoupler that pairs a GaAs infrared emitting diode with a silicon phototransistor in a small-outline SO6 surface-mount package. Designed as a space-saving alternative to traditional DIP optocouplers, it is well suited to high-density boards in industrial control, power supply, and signal-isolation designs. The GB suffix denotes the device’s binned current transfer ratio (CTR) rank, while the -TPL,E code identifies tape-and-reel packaging.
Pacific Component Xchange is an independent distributor specializing in hard-to-find and allocation-constrained power-management ICs and optocouplers. Specific CTR-ranked variants such as the TLP185(GB-TPL,E) can be difficult to secure through authorized channels during shortages or as packaging codes shift. Our sourcing team locates verified, authentic Toshiba stock, supports obsolete and end-of-life procurement, and ships globally. Submit an RFQ for current pricing, lead time, and quantity availability, and our specialists will respond with a competitive quote backed by authenticity assurance.
The true orderable part number is TLP185(GB-TPL,E). The trailing '(T' in the listed string is a truncated tape-and-reel packaging fragment. 'GB' is the current transfer ratio (CTR) rank and '-TPL,E' designates the packaging/embossed tape format.
The GB suffix specifies the device's binned current transfer ratio (CTR). For the GB rank, CTR is 100% minimum up to 600% maximum, measured at IF = 5 mA and VCE = 5 V. Toshiba bins TLP185 devices into ranks (such as Y, GR, GB, BL) so designers can select a tighter CTR window.
It is supplied in a compact SO6 surface-mount package. The SO6 is a 6-pin outline in which four leads are used (pin 1 anode, pin 3 cathode, pin 4 emitter, pin 6 collector). It is smaller than a traditional DIP optocoupler and suited to high-density SMT assembly.
The TLP185 provides a minimum isolation voltage of 3750 Vrms (AC, 60 s) and is recognized under UL1577 (UL), cUL/CSA, VDE EN60747-5-5 (with option V4), and CQC safety standards.
Per the Toshiba datasheet, the absolute maximum input forward current (IF) is 50 mA at Ta = 25 degrees C. The CTR is characterized at a test condition of IF = 5 mA.
Yes. The TLP185 GB-rank variant carries an Active part status. Because specific CTR-ranked and packaging-coded versions can be allocation-constrained through authorized channels, Pacific Component Xchange sources verified stock on an RFQ basis.
Yes. This is a Request-For-Quote item. Submit an RFQ to Pacific Component Xchange with your required quantity and our team will provide current pricing, lead time, and availability with authenticity assurance and global shipping.
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