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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (USD) Filter the results in the table by unit price based on your quantity.	Qty.
Small Signal Switching Diodes Small Signal Diode, SOT-23, 250V, 0.2A, 150C BAS21 Diotec Semiconductor 1: $0.12 A tariff of 50% may be applied if shipping to the United States. 59,908In Stock	Mfr. Part # BAS21 Mouser Part # 637-BAS21	Diotec Semiconductor	Small Signal Switching Diodes Small Signal Diode, SOT-23, 250V, 0.2A, 150C Learn More about Diotec Semiconductor diotec bas power switching diodes	Datasheet	59,908In Stock	Cut Tape $0.12 $0.059 $0.049 $0.039 Reel $0.032 View $0.034 $0.027 MouseReel Available A tariff of 50% may be applied if shipping to the United States.	Min.: 1 Mult.: 1 : 3,000
Small Signal Switching Diodes SOT23,200mA,200V,50n s BAS21 Rectron 18,000: $0.041 A tariff of 38% may be applied if shipping to the United States. Non-Stocked	Mfr. Part # BAS21 Mouser Part # 583-AS21	Rectron	Small Signal Switching Diodes SOT23,200mA,200V,50n s	Datasheet	Non-Stocked	Cut Tape $0.041 $0.04 A tariff of 38% may be applied if shipping to the United States.	Min.: 18,000 Mult.: 3,000 : 3,000
Small Signal Switching Diodes 250V 200mA BAS21 onsemi Restricted Availability End of Life	Mfr. Part # BAS21 Mouser Part # 512-BAS21 End of Life	onsemi	Small Signal Switching Diodes 250V 200mA Mouser does not presently sell this product in your region.	Datasheet			Restricted Availability
Small Signal Switching Diodes Switching diode 225 mW BAS21 Taiwan Semiconductor	Mfr. Part # BAS21 Mouser Part # Not Assigned	Taiwan Semiconductor	Small Signal Switching Diodes Switching diode 225 mW	Datasheet	N/A		Non-Stocked, Call To Request a Quote
Small Signal Switching Diodes 250V, 0.2A, Switching Diode & Array BAS21 RFG Taiwan Semiconductor 1: $0.20 8,690In Stock	Mfr. Part # BAS21 RFG Mouser Part # 821-BAS21RFG	Taiwan Semiconductor	Small Signal Switching Diodes 250V, 0.2A, Switching Diode & Array Learn More about Taiwan Semiconductor taiwan semi bas switching diodes	Datasheet	8,690In Stock	Cut Tape $0.20 $0.086 $0.075 $0.055 Reel $0.039 View $0.054 $0.029 $0.023	Min.: 1 Mult.: 1 : 3,000
Small Signal Switching Diodes BAS21PG/SOT353/UMT5 BAS21PGX Nexperia 1: $0.40 18,241In Stock	Mfr. Part # BAS21PGX Mouser Part # 771-BAS21PGX	Nexperia	Small Signal Switching Diodes BAS21PG/SOT353/UMT5	Datasheet	18,241In Stock	Cut Tape $0.40 $0.175 $0.153 $0.142 Reel $0.11 View $0.125 $0.093 $0.083 $0.062 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
Small Signal Switching Diodes 250V,Small Signal Switching Diodes,SOT-23,4A BAS21A-AU_R1_000A1 Panjit 1: $0.22 995In Stock	Mfr. Part # BAS21A-AU_R1_000A1 Mouser Part # 241-BAS21A-AUR1000A1	Panjit	Small Signal Switching Diodes 250V,Small Signal Switching Diodes,SOT-23,4A	Datasheet	995In Stock	Cut Tape $0.22 $0.124 $0.076 $0.055 Reel $0.041 View $0.048 $0.035 $0.031 $0.024 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
Small Signal Switching Diodes HiVolt Switching Diode BVR > -100V BAS21WQ-7-F Diodes Incorporated 1: $0.38 A tariff of 38% may be applied if shipping to the United States. 817In Stock 27,000On Order	Mfr. Part # BAS21WQ-7-F Mouser Part # 621-BAS21WQ-7-F	Diodes Incorporated	Small Signal Switching Diodes HiVolt Switching Diode BVR > -100V	Datasheet	817In Stock 27,000On Order On Order Ship Dates Mfr. #: BAS21WQ-7-F Stock: 817 Can Ship Immediately On Order: 6,000 Expected 4/16/2027 21,000 Expected 5/14/2027 Factory Lead-Time: 40 Weeks	Cut Tape $0.38 $0.225 $0.137 $0.098 Reel $0.075 View $0.086 $0.063 $0.056 $0.044 MouseReel Available A tariff of 38% may be applied if shipping to the United States.	Min.: 1 Mult.: 1 : 3,000
Small Signal Switching Diodes 250 Volt 200mA 50ns 2.5A IFSM Vishay Semiconductors BAS21-G3-08 BAS21-G3-08 Vishay Semiconductors 1: $0.39 A tariff of 38% may be applied if shipping to the United States. 20,782In Stock	Mfr. Part # BAS21-G3-08 Mouser Part # 78-BAS21-G3-08	Vishay Semiconductors	Small Signal Switching Diodes 250 Volt 200mA 50ns 2.5A IFSM	Datasheet	20,782In Stock	Cut Tape $0.39 $0.173 $0.151 $0.112 Reel $0.083 View $0.068 $0.06 MouseReel Available A tariff of 38% may be applied if shipping to the United States.	Min.: 1 Mult.: 1 : 3,000
Small Signal Switching Diodes HiVolt Switching Diode BVR > 100V BAS21TWQ-7 Diodes Incorporated 1: $0.63 A tariff of 38% may be applied if shipping to the United States. 10In Stock 3,000Expected 5/19/2027	Mfr. Part # BAS21TWQ-7 Mouser Part # 621-BAS21TWQ-7	Diodes Incorporated	Small Signal Switching Diodes HiVolt Switching Diode BVR > 100V	Datasheet	10In Stock 3,000Expected 5/19/2027	Cut Tape $0.63 $0.276 $0.258 $0.202 Reel $0.114 MouseReel Available A tariff of 38% may be applied if shipping to the United States.	Min.: 1 Mult.: 1 : 3,000
Small Signal Switching Diodes DIODE SWITCHING 300V 225mA 200mW SOD-323 BAS21J-HF Comchip Technology 1: $0.33 2,099In Stock 6,000Expected 11/3/2026	Mfr. Part # BAS21J-HF Mouser Part # 750-BAS21J-HF	Comchip Technology	Small Signal Switching Diodes DIODE SWITCHING 300V 225mA 200mW SOD-323	Datasheet	2,099In Stock 6,000Expected 11/3/2026	Cut Tape $0.33 $0.189 $0.116 $0.083 Reel $0.055 View $0.073 $0.053 $0.034 $0.032 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
Small Signal Switching Diodes SWITCHING DIODE GENPURP SOT23 Vishay Semiconductors BAS21-HE3_A-18 BAS21-HE3_A-18 Vishay Semiconductors 1: $0.41 A tariff of 38% may be applied if shipping to the United States. 39,500In Stock	Mfr. Part # BAS21-HE3_A-18 Mouser Part # 78-BAS21-HE3_A-18	Vishay Semiconductors	Small Signal Switching Diodes SWITCHING DIODE GENPURP SOT23	Datasheet	39,500In Stock	Cut Tape $0.41 $0.253 $0.159 $0.119 Reel $0.081 View $0.094 $0.082 $0.069 A tariff of 38% may be applied if shipping to the United States.	Min.: 1 Mult.: 1 : 10,000
Small Signal Switching Diodes 250V Vrm 0.2A IO SOD-323FL; UMD2 BAS21VMFHTE-17 ROHM Semiconductor 1: $0.28 53,025In Stock	Mfr. Part # BAS21VMFHTE-17 Mouser Part # 755-BAS21VMFHTE-17	ROHM Semiconductor	Small Signal Switching Diodes 250V Vrm 0.2A IO SOD-323FL; UMD2 Learn More about ROHM Semiconductor rohm automotive switching diodes	Datasheet	53,025In Stock	Cut Tape $0.28 $0.122 $0.106 $0.078 Reel $0.056 View $0.047 $0.04 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
Small Signal Switching Diodes Switching Diode 200V, 200mA Surface Mount BAS21VMTE-17 ROHM Semiconductor 1: $0.30 5,918In Stock	Mfr. Part # BAS21VMTE-17 Mouser Part # 755-BAS21VMTE-17	ROHM Semiconductor	Small Signal Switching Diodes Switching Diode 200V, 200mA Surface Mount Learn More about ROHM Semiconductor rohm switching diodes	Datasheet	5,918In Stock	Cut Tape $0.30 $0.134 $0.116 $0.086 Reel $0.062 View $0.08 $0.06 $0.053 $0.045 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
Small Signal Switching Diodes BAS21/SOT23/TO-236AB BAS21,215 Nexperia 1: $0.15 329,789In Stock	Mfr. Part # BAS21,215 Mouser Part # 771-BAS21-T/R	Nexperia	Small Signal Switching Diodes BAS21/SOT23/TO-236AB Learn More about Nexperia sot23 package	Datasheet	329,789In Stock	Cut Tape $0.15 $0.065 $0.056 $0.041 Reel $0.028 View $0.039 $0.023 $0.022 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
Small Signal Switching Diodes 250V,Small Signal Switching Diodes,SOT-23,4A BAS21S-AU_R1_000A1 Panjit 1: $0.25 2,192In Stock	Mfr. Part # BAS21S-AU_R1_000A1 Mouser Part # 241-BAS21S-AUR1000A1	Panjit	Small Signal Switching Diodes 250V,Small Signal Switching Diodes,SOT-23,4A	Datasheet	2,192In Stock	Cut Tape $0.25 $0.11 $0.096 $0.07 Reel $0.065 View $0.061 $0.056 $0.033 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
Small Signal Switching Diodes 250 Volt Fast Switch Vishay Semiconductors BAS21-E3-08 BAS21-E3-08 Vishay Semiconductors 1: $0.38 A tariff of 38% may be applied if shipping to the United States. 18,338In Stock	Mfr. Part # BAS21-E3-08 Mouser Part # 78-BAS21-E3-08	Vishay Semiconductors	Small Signal Switching Diodes 250 Volt Fast Switch	Datasheet	18,338In Stock	Cut Tape $0.38 $0.169 $0.148 $0.109 Reel $0.064 View $0.107 $0.06 $0.054 MouseReel Available A tariff of 38% may be applied if shipping to the United States.	Min.: 1 Mult.: 1 : 3,000
Small Signal Switching Diodes 200 V 250 mA BAS 21-03W E6327 Infineon Technologies 1: $0.66 1,119In Stock End of Life	Mfr. Part # BAS 21-03W E6327 Mouser Part # 726-BAS2103WE6327 End of Life	Infineon Technologies	Small Signal Switching Diodes 200 V 250 mA	Datasheet	1,119In Stock	Cut Tape $0.66 $0.457 $0.289 $0.178 $0.132 Reel $0.117 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
Small Signal Switching Diodes SOT-23, 250V, 0.2A, Switching Diode BAS21H RFG Taiwan Semiconductor 1: $0.24 A tariff of 38% may be applied if shipping to the United States. 8,980In Stock New Product	Mfr. Part # BAS21H RFG Mouser Part # 821-BAS21HRFG New Product	Taiwan Semiconductor	Small Signal Switching Diodes SOT-23, 250V, 0.2A, Switching Diode Learn More about Taiwan Semiconductor taiwan semi bas switching diodes	Datasheet	8,980In Stock	Cut Tape $0.24 $0.106 $0.092 $0.068 Reel $0.046 View $0.066 $0.043 $0.033 MouseReel Available A tariff of 38% may be applied if shipping to the United States.	Min.: 1 Mult.: 1 : 3,000
Small Signal Switching Diodes 250V 200mA BAS21SLT1G onsemi 1: $0.20 62,857In Stock 33,000Expected 4/9/2027	Mfr. Part # BAS21SLT1G Mouser Part # 863-BAS21SLT1G	onsemi	Small Signal Switching Diodes 250V 200mA	Datasheet	62,857In Stock 33,000Expected 4/9/2027	Cut Tape $0.20 $0.086 $0.074 $0.054 Reel $0.038 View $0.053 $0.034 $0.028 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
Small Signal Switching Diodes 250V,Small Signal Switching Diodes,SOT-23,4A BAS21S_R1_00001 Panjit 1: $0.23 1,902In Stock	Mfr. Part # BAS21S_R1_00001 Mouser Part # 241-BAS21S_R1_00001	Panjit	Small Signal Switching Diodes 250V,Small Signal Switching Diodes,SOT-23,4A	Datasheet	1,902In Stock	Cut Tape $0.23 $0.141 $0.088 $0.064 Reel $0.058 View $0.055 $0.05 $0.028 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
Small Signal Switching Diodes BAS21TH/SOT23/TO-236AB BAS21THR Nexperia 1: $0.25 A tariff of 38% may be applied if shipping to the United States. 8,884In Stock	Mfr. Part # BAS21THR Mouser Part # 771-BAS21THR	Nexperia	Small Signal Switching Diodes BAS21TH/SOT23/TO-236AB Learn More about Nexperia bas21th switching diodes	Datasheet	8,884In Stock	Cut Tape $0.25 $0.111 $0.097 $0.071 Reel $0.051 View $0.043 $0.039 MouseReel Available A tariff of 38% may be applied if shipping to the United States.	Min.: 1 Mult.: 1 : 3,000
Small Signal Switching Diodes 250V,Small Signal Switching Diodes,SOT-323,4A BAS21W-AU_R1_000A1 Panjit 1: $0.17 2,371In Stock	Mfr. Part # BAS21W-AU_R1_000A1 Mouser Part # 241-BAS21W-AUR1000A1	Panjit	Small Signal Switching Diodes 250V,Small Signal Switching Diodes,SOT-323,4A	Datasheet	2,371In Stock	Cut Tape $0.17 $0.103 $0.064 $0.046 Reel $0.03 View $0.041 $0.024 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
Small Signal Switching Diodes BAS21AVD/SOT457/SC-74 BAS21AVD,135 Nexperia 1: $0.80 753In Stock 20,000On Order	Mfr. Part # BAS21AVD,135 Mouser Part # 771-BAS21AVD,135	Nexperia	Small Signal Switching Diodes BAS21AVD/SOT457/SC-74	Datasheet	753In Stock 20,000On Order On Order Ship Dates Mfr. #: BAS21AVD,135 Stock: 753 Can Ship Immediately On Order: 10,000 Expected 9/6/2027 10,000 Expected 10/18/2027 Factory Lead-Time: 53 Weeks	Cut Tape $0.80 $0.554 $0.351 $0.217 View Reel $0.108 $0.16 $0.159 $0.108 MouseReel Available	Min.: 1 Mult.: 1 : 10,000
Small Signal Switching Diodes 250 Volt2.5A 50ns BAS21-E3-18 Vishay Semiconductors 1: $0.25 A tariff of 38% may be applied if shipping to the United States. 23,248In Stock 10,000Expected 11/5/2026	Mfr. Part # BAS21-E3-18 Mouser Part # 78-BAS21-E3-18	Vishay Semiconductors	Small Signal Switching Diodes 250 Volt2.5A 50ns	Datasheet	23,248In Stock 10,000Expected 11/5/2026	Cut Tape $0.25 $0.129 $0.09 $0.065 Reel $0.047 View $0.057 $0.05 $0.047 $0.037 MouseReel Available A tariff of 38% may be applied if shipping to the United States.	Min.: 1 Mult.: 1 : 10,000

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