4 3   (1)      SCHOTTKY RECTIFIER 40 Amp
4 7   (1)      SCHOTTKY RECTIFIER 40 Amp
4.3   (9)  SEMTECH [Semtech Corporation]    SILICON PLANAR ZENER DIODE
4.7   (6)  SEMTECH [Semtech Corporation]    SILICON PLANAR ZENER DIODE
4.8   (1)      
40-   (2)  ETC [ETC]    Package Outline: 48 lead 300 mil SSOP
400   (51)  CANDD [C&D Technologies]    Air Ultrasonic Ceramic Transducers
401   (32)  IRF [International Rectifier]    SCHOTTKY RECTIFIER
402   (322)  SEMTECH [Semtech Corporation]    HIGH VOLTAGE CAPACITORS MONOLITHIC CERAMIC TYPE
403   (33)  CENTRAL [Central Semiconductor Corp]    Small Signal Transistors
404   (328)  SEMTECH [Semtech Corporation]    HIGH VOLTAGE CAPACITORS MONOLITHIC CERAMIC TYPE
405   (6)  UTC [Unisonic Technologies]    ANALOG MULTIPLEXERS /DEMULTIPLEXERS
406   (29)  FAIRCHILD [Fairchild Semiconductor]    Quad Analog Switch
407   (4)  PHILIPS [Philips Semiconductors]    Quadruple 2-input OR gate
408   (4)  IRF [International Rectifier]    SCHOTTKY RECTIFIER
409   (11)  IRF [International Rectifier]    SCHOTTKY RECTIFIER
40A   (9)  TI [Texas Instruments]    40/41/42AA Series ELECTRONIC MOTOR PROTECTION
40C   (30)  IRF [International Rectifier]    40 AND 60 AMP DUAL SCHOTTKY CENTER TAP RECTIFIERS
40D   (7)  VISAY [Vishay Siliconix]    Heavy Duty High Voltage Capacitors
40E   (29)  LITTELFUSE [Littelfuse]    E Rated Medium Voltage Fuses
40H   (131)  IRF [International Rectifier]    FAST RECOVERY DIODES
40I   (48)  POWER-ONE [Power-One]    7 Watt DC-DC Converters
40K   (4)  VISAY [Vishay Siliconix]    Heavy Duty High Voltage Capacitors
40L   (7)  IRF [International Rectifier]    SCHOTTKY RECTIFIER
40M   (3)  IRF [International Rectifier]    THREE PHASE BRIDGE
40N   (2)  licon Standard    40N03P_Silicon Standard.pdf
40P   (1)  TI [Texas Instruments]    25PS, 42PS, 44PS, 45PS and 46PS Series Pressure Switches
40S   (10)  MICROSEMI [Microsemi Corporation]    4 AMP AXIAL-LEAD FAST RECOVERY RECTIFIER DIODES
40T   (12)  IRF [International Rectifier]    PHASE CONTROL SCR
4-1   (4)  MACOM [Tyco Electronics]    2 pole telecom/signal relay Through Hole Type (THT) Non-polarized. non-latching 1 coil
41-   (1)  ON SEMICONDUCTOR    Package Drawing
410   (66)  PREDIP [Precid-Dip Durtal SA]    Sockets for specific applications Solder tail
411   (41)  GILWAY [Gilway Technical Lamp]    4100R Series - Thick Film Molded DIPs
412   (23)  ETC [ETC]    POWER DIVIDERS - THREE WAY, 1 TO 18 GHZ
413   (8)  Honeywell Sensing and Controls    Industrial Control IC
414   (6)  FILTRONIC [Filtronic Compound Semiconductors]    POWER DIVIDERS FIVE-WAY, 2 TO 8 GHZ
415   (4)  FILTRONIC [Filtronic Compound Semiconductors]    PCB connectors 2.54 mm Single row / double row Solder tail
416   (13)  PREDIP [Precid-Dip Durtal SA]    PCB connectors 2.54 mm Single row / double row Solder tail
417   (1)  ON SEMICONDUCTOR    PACKAGE DIMENSIONS
418   (6)  ON SEMICONDUCTOR    PACKAGE DIMENSIONS
419   (7)  ON SEMICONDUCTOR    PACKAGE DIMENSIONS
41A   (8)  TI [Texas Instruments]    40/41/42AA Series ELECTRONIC MOTOR PROTECTION
41C   (1)  ISSI [Integrated Silicon Solution, Inc]    256K x 16 (4-MBIT) DYNAMIC RAM WITH FAST PAGE MODE
41H   (36)  IRF [International Rectifier]    STANDARD RECOVERY DIODES
41L   (17)  ISSI [Integrated Silicon Solution, Inc]    1M x 16 (16-MBIT) DYNAMIC RAM WITH EDO PAGE MODE
41P   (1)  TI [Texas Instruments]    25PS, 42PS, 44PS, 45PS and 46PS Series Pressure Switches
420   (62)  MICROPAC [Micropac Industries]    5 A FIXED THREE TERMINAL NEGATIVE VOLTAGE REGULATORS
421   (39)  BURR-BROWN [Burr-Brown Corporation]    MULTIPLIER-DIVIDER
422   (4)  PREDIP [Precid-Dip Durtal SA]    PCB connectors 2.54 mm Single row / double row / wire-wrap 1/2/3/4 level / wire-wrap solder tail
423   (7)  PREDIP [Precid-Dip Durtal SA]    PCB connectors 2.54 mm Single row / double row / wire-wrap 1/2/3/4 level / wire-wrap solder tail
424   (11)  ETC [ETC]    32-Pin DIP 4-Pole Filters
425   (3)  ON SEMICONDUCTOR    SINGLE- CHIP 4-BIT CMOS MICROCOMPUTER
426   (1)  INTEL [Intel Corporation]    PROGRAMMABLE GENERAL PURPOSE I/O DEVICE
427   (1)      
428   (14)  ETC [ETC]    32-Pin DIP 8-Pole Filters
429   (3)  ETC [ETC]    Surface Mount Fuses - Thin-Film Surface Mount
42A   (2)  TI [Texas Instruments]    40/41/42AA Series ELECTRONIC MOTOR PROTECTION
42C   (4)  IRF [International Rectifier]    SCHOTTKY RECTIFIER
42H   (36)  IRF [International Rectifier]    STANDARD RECOVERY DIODES
42P   (1)  TI [Texas Instruments]    25PS, 42PS, 44PS, 45PS and 46PS Series Pressure Switches
42S   (11)  NEC [NEC]    3.3 V OPERATION 16 M-BIT DYNAMIC RAM 2 M-WORD BY 8-BIT, FAST PAGE MODE
430   (258)  VISAY [Vishay Siliconix]    Metalized Polyester Film Capacitors Wrap-and-Fill
431   (8)  无    Logic IC
432   (2)  NEC    43256_NEC.pdf
433   (3)  LITTELFUSE [Littelfuse]    Surface Mount Fuses - Thin-Film Surface Mount
434   (2)  NEC [NEC]    4M-BIT CMOS FAST SRAM 256K-WORD BY 16-BIT
435   (1)  LITTELFUSE [Littelfuse]    Surface Mount Fuses - Thin-Film Surface Mount
436   (1)  LITTELFUSE [Littelfuse]    SMTelecom Fuse 436 Series
43C   (8)  IRF [International Rectifier]    SCHOTTKY RECTIFIER 40 Amp
440   (37)  VISAY [Vishay Siliconix]    AC Line Rated Disc Capacitors
441   (2)  FILTRONIC [Filtronic Compound Semiconductors]    POWER DIVDERS - TWO WAY, 1TO 18 GHZ
442   (10)  MICROSEMI [Microsemi Corporation]    TEST PLUG MINI-FIT 6 WAY
443   (2)  AEROFLEX [Aeroflex Circuit Technology]    Logic IC - Datasheet Reference
444   (2)  AEROFLEX [Aeroflex Circuit Technology]    Transceiver for MIL-STD-1553 /MACAIR in a Chipscale Package
445   (3)  ETC [ETC]    4700
446   (8)  AEROFLEX [Aeroflex Circuit Technology]    Dual Variable Amplitude Transceivers for H009
447   (1)  HITACHI [Hitachi Semiconductor]    Dot Matrix Liquid Crystal Display Controller/Driver
448   (2)  IRF [International Rectifier]    Power MOSFET(Vdss=500V, Rds(on)=0.60ohm, Id=11A)
44P   (3)  TI [Texas Instruments]    Plastic 44pin 400mil SOJ
450   (34)  LITTELFUSE [Littelfuse]    GENERATOR MGIP2.2H BRIGGS&STRA
451   (23)  PREDIP [Precid-Dip Durtal SA]    PCB connectors 2.54 mm Single row / double row Solder tail
452   (8)  PHILIPS [Philips Semiconductors]    Dual Monostable Multivibrator
453   (5)  PREDIP [Precid-Dip Durtal SA]    8-INUPUT PRIORITY ENCODER
454   (314)  SEMTECH [Semtech Corporation]    HIGH VOLTAGE CAPACITORS MONOLITHIC CERAMIC TYPE
455   (6)  Mitsubishi    GFF30 CUT TO LENGTH
456   (3)  GILWAY [Gilway Technical Lamp]    T- Lens-End Lamps, T-1 Lens-End Lamps
457   (5)  GILWAY [Gilway Technical Lamp]    T- Lens-End Lamps, T-1 Lens-End Lamps
458   (2)  ETC [ETC]    High Accuracy, 100kHz and 1MHz Voltage to Frequency Converters
459   (1)  LITTELFUSE [Littelfuse]    PICO SMF Very Fast-Acting Type Fuse 459 Series
45C   (3)  IRF [International Rectifier]    DUAL SCHOTTKY BARRIER DIODE
45D   (4)  ATMEL [ATMEL Corporation]    4-megabit 2.5-volt Only or 2.7-volt Only DataFlash
45L   (52)  IRF [International Rectifier]    STANDARD RECOVERY DIODES Stud Version
45M   (1)  IRF [International Rectifier]    THREE PHASE CONTROLLED BRIDGE
45P   (1)  TI [Texas Instruments]    25PS, 42PS, 44PS, 45PS and 46PS Series Pressure Switches
45V   (1)  IRF [International Rectifier]    SCHOTTKY RECTIFIER
460   (1466)  ETC [ETC]    4600T, S, K Series - Thin Film Conformal SIP
461   (1420)  ETC [ETC]    4600T, S, K Series - Thin Film Conformal SIP
463   (7)  PREDIP [Precid-Dip Durtal SA]    PACKAGE DIMENSIONS
464   (1)  LITTELFUSE [Littelfuse]    Surface Mount Fuses - Subminiature Surface Mount
465   (1)  LITTELFUSE [Littelfuse]    Surface Mount Fuses - Subminiature Surface Mount
466   (1)  LITTELFUSE [Littelfuse]    Surface Mount Fuses - Lead-Free Thin-Film
467   (1)  LITTELFUSE [Littelfuse]    SlimLine Lead-Free 0603 Very Fast-Acting Fuse 467 Series
468   (1)  LITTELFUSE [Littelfuse]    Lead-Free SlimLine 1206 Slo-Blo Fuse 468 Series
46P   (1)  TI [Texas Instruments]    25PS, 42PS, 44PS, 45PS and 46PS Series Pressure Switches
470   (8)  PREDIP [Precid-Dip Durtal SA]    SMT LEDs
471   (1)  LITTELFUSE [Littelfuse]    Axial Lead and Cartridge Fuses - Subminiature
472   (49)  ETC [ETC]    POLYPROPYLENE-FOIL SELF CASED AXIAL LEADS
473   (47)  ETC [ETC]    POLYPROPYLENE-FOIL SELF CASED AXIAL LEADS
474   (9)  ETC [ETC]    Discrete Crimp-to-Wire Pins/Receptacles/Housings
475   (3)  ETC [ETC]    Discrete Crimp-to-Wire Pins/Receptacles/Housings
476   (3)  ETC [ETC]    Discrete Crimp-to-Wire Pins/Receptacles/Housings
477   (16)  ETC [ETC]    Discrete Crimp-to-Wire Pins/Receptacles/Housings
47C   (10)  TOSHIBA [Toshiba Semiconductor]    CMOS 4-bit Microcontroller
47L   (40)  IRF [International Rectifier]    STANDARD RECOVERY DIODES Stud Version
47N   (3)  SMSC [SMSC Corporation]    LEGACY FREE KEYBOARD EMBEDDED CONTROLLER WITH SPI AND LPC DOCKING INTERFACE
480   (14)  LITTELFUSE [Littelfuse]    Discrete Crimp-to-Wire Pins/Receptacles/Housings
481   (4)  AEROFLEX [Aeroflex Circuit Technology]    ARX4810 & 4810FP Universal Dual Transceivers for MIL-STD-1553 & MACAIR A3818, A5690, A5232 & A4905
482   (29)  ETC [ETC]    Discrete Crimp-to-Wire Pins/Receptacles/Housings
483   (6)  PREDIP [Precid-Dip Durtal SA]    PCB Header Strips Single row / double row Wire-wrap / solder tail
484   (1)  ON SEMICONDUCTOR    PACKAGE DIMENSIONS
485   (18)  ETC [ETC]    4700
486   (5)  STMICROELECTRONICS [STMicroelectronics]    ST 486 DX ASIC CORE
487   (1)      SWITCH 1 GANG 2 WAY SP
488   (13)  ON SEMICONDUCTOR    PACKAGE DIMENSIONS
489   (113)  VISAY [Vishay Siliconix]    Resin-Coated, Radial-Lead Solid Tantalum Capacitors
48C   (4)  IRF [International Rectifier]    SCHOTTKY RECTIFIER
48e   (1)  HOLTEK [Holtek Semiconductor Inc]    8-Bit I/O Type MCU (With EEPROM)
48F   (1)  Mitsubishi    48pin 7. 0 5 8. 5mm body M- CSP
48H   (9)  POWER-ONE [Power-One]    50 Watt DC-DC Converters
48I   (117)  POWER-ONE [Power-One]    3 Watt DC-DC Converters
48L   (8)  IRF [International Rectifier]    STANDARD RECOVERY DIODES
48P   (1)  Mitsubishi    Plastic 48pin 12 5 20mm TSOP
48Q   (5)  POWER-ONE [Power-One]    60...132 Watt DC-DC Converters
48S   (15)  MAXWELL [Maxwell Technologies]    256 Mb SDRAM 16-Meg X 4-Bit X 4-Banks
48T   (1)  SMSC [SMSC Corporation]    48 PIN TQFP/TQN PACKAGE OUTLINE
490   (2)  CANDD [C&D Technologies]    Dual Winding Surface Mount Inductors
491   (5)  CANDD [C&D Technologies]    Dual Winding Surface Mount Inductors
492   (5)  CANDD [C&D Technologies]    Dual Winding Surface Mount Inductors
493   (3)  ON SEMICONDUCTOR    PACKAGE DIMENSIONS
494   (3)  CANDD [C&D Technologies]    Dual Winding Surface Mount Inductors
495   (10)  ON SEMICONDUCTOR    I.S.SPEEDMONITOR
496   (4)  CANDD [C&D Technologies]    Dual Winding Surface Mount Inductors
498   (2)  LITTELFUSE [Littelfuse]    Blade Terminal & Special Purpose Fuses - Low Voltage
499   (28)  PREDIP [Precid-Dip Durtal SA]    PCB connectors 2.54 mm Single row / double row Solder tail
49F   (3)  IDT [Integrated Device Technology]    FAST CMOS BUFFER/CLOCK DRIVER
49L   (1)  SST [Silicon Storage Technology, Inc]    2 Mbit / 3 Mbit / 4 Mbit / 8 Mbit Firmware Hub
4A0   (2)  SANYO [Sanyo Semicon Device]    4A004MH5
4A4   (1)  ETC [ETC]    Power Dividers
4AA   (2)  ROHM [Rohm]    Power Transistor Arrays
4AC   (14)  ROHM [Rohm]    Power Transistor Arrays
4AE   (1)  ROHM [Rohm]    Power Transistor Arrays
4AJ   (1)  HITACHI [Hitachi Semiconductor]    Silicon P-Channel Power MOS FET Array
4AK   (12)  HITACHI [Hitachi Semiconductor]    Silicon N-Channel Power MOS FET Array
4AL   (1)  TI [Texas Instruments]    8-BIT IDENTITY COMPARATORS
4AM   (10)  HITACHI [Hitachi Semiconductor]    4AM03MH5
4AV   (4)  HONEYWELL [Honeywell Solid State Electronics Center]    Vane operated position sensor
4BA   (1)  GEC [General Electric Company]    PENTODE FOR RF AND AMPLIFIER APPLICATIONS
4CO   (1)      
4CV   (6)  SANYO [Sanyo Semicon Device]    Surface Mount Type Miniature, Super low profile 3.9mm height
4CX   (3)  ETC [ETC]    VHF POWER TETRODES
4D-   (1)  HIROSE [Hirose Electric]    2 GHz Band Power Dividers/Combiners
4D4   (2)  MITEL [Mitel Networks Corporation]    VCSEL Array(Parallel Datacom, Telecom)
4GB   (16)  IRF [International Rectifier]    4.0 Amps Single Phase Full Wave Bridge Rectifier
4LV   (1)  PHILIPS [Philips Semiconductors]    Octal transceiver/register with dual enable 3-State
4MB   (3)  FUJI [Fuji Electric]    4MBI100T-060
4N2   (248)  FAIRCHILD [Fairchild Semiconductor]    GENERAL PURPOSE 6-PIN PHOTOTRANSISTOR OPTOCOUPLERS
4N3   (229)  FAIRCHILD [Fairchild Semiconductor]    GENERAL PURPOSE 6-PIN PHOTOTRANSISTOR OPTOCOUPLERS
4N4   (14)  HP [Agilent(Hewlett-Packard)]    High Gain Darlington Output Optocouplers
4N5   (5)  HP [Agilent(Hewlett-Packard)]    Hermetically Sealed, Transistor Output Optocouplers for Analog and Digital Applications
4N6   (4)  ETC [ETC]    N-Channel Field Effect Transistor
4R3   (3)  FUJI [Fuji Electric]    DIODE and TYRISTOR MODULE
4TP   (1)  NSC [National Semiconductor]    N-Channel FET Synchronous Buck Regulator Controller for Low Output Voltages
4X1   (5)  ETC [ETC]    RADIAL BEAM POWER TETRODE