6N139SDV

Fairchild Semiconductor
Optoisolator Transistor with Base Output 5000Vrms 1 Channel 8-SMD
Distributor SKU Stock MOQ 1 10 50 100 1,000 10,000
DigiKey 2156-6N139SDVM-ND 980 $0.69 $0.69

SG6520A

Fairchild Semiconductor
Supervisor Open Drain or Open Collector 4 Channel 16-PDIP
Distributor SKU Stock MOQ 1 10 50 100 1,000 10,000
DigiKey 2156-SG6520ADZ-FS-ND 35782 $0.39 $0.39
Utsource SG6520A 33951 $1.68 $1.59
Win Source SG6520A 2550 1

MR506

Fairchild Semiconductor
Red LED Indication - Discrete 5V Radial
Distributor SKU Stock MOQ 1 10 50 100 1,000 10,000
DigiKey 2156-MR5060-FS-ND 3500 $0.24

MCT2E

Fairchild Semiconductor
Optoisolator Transistor with Base Output 7500Vpk 1 Channel 6-SMD
Distributor SKU Stock MOQ 1 10 50 100 1,000 10,000
DigiKey 2156-MCT2ESR2VM-ND 1229 $0.29
Win Source MCT2E 10062 40 $0.35 $0.35

KST4403

Fairchild Semiconductor
Bipolar (BJT) Transistor PNP 40 V 600 mA 200MHz 350 mW Surface Mount SOT-23-3
Distributor SKU Stock MOQ 1 10 50 100 1,000 10,000
DigiKey 2156-KST4403MTF-ND 2398345 $0.03
Win Source KST4403 2500 4

KSE45H

Fairchild Semiconductor
Bipolar (BJT) Transistor PNP 60 V 10 A 40MHz 1.67 W Through Hole TO-220-3
Distributor SKU Stock MOQ 1 10 50 100 1,000 10,000
DigiKey 2156-KSE45H8TU-ND 17000 $0.27

74S157

Fairchild Semiconductor
Multiplexer 4 x 2:1 16-PDIP
Distributor SKU Stock MOQ 1 10 50 100 1,000 10,000
DigiKey 2156-DM74S157N-FS-ND 7700 $0.45 $0.45

M74HC4040

Fairchild Semiconductor
Counter IC Binary Counter 1 Element 12 Bit Negative Edge 16-SOP
Distributor SKU Stock MOQ 1 10 50 100 1,000 10,000
DigiKey 2156-MM74HC4040N-FS-ND 33791 $0.39 $0.39

MS-035

Fairchild Semiconductor
N-Channel 30 V 26A (Ta), 42A (Tc) 2.5W (Ta), 83W (Tc) Surface Mount 8-PQFN (5x6), Power56
Distributor SKU Stock MOQ 1 10 50 100 1,000 10,000
DigiKey 2156-FDMS0355S-ND 6000 $0.33 $0.27

KSC1623

Fairchild Semiconductor
Bipolar (BJT) Transistor NPN 50 V 100 mA 250MHz 200 mW Surface Mount SOT-23-3
Distributor SKU Stock MOQ 1 10 50 100 1,000 10,000
DigiKey 2156-KSC1623LMTF-FS-ND 943210 $0.03