Datasheets
UN421L by: Panasonic Electronic Components

Small Signal Bipolar Transistor, 0.1A I(C), 50V V(BR)CEO, 1-Element, NPN, Silicon, ROHS COMPLIANT, NS-B1, 3 PIN

Part Details for UN421L by Panasonic Electronic Components

Overview of UN421L by Panasonic Electronic Components

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Applications Energy and Power Systems Transportation and Logistics Renewable Energy Automotive

Part Details for UN421L

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UN421L Part Data Attributes:

UN421L Panasonic Electronic Components
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UN421L Panasonic Electronic Components Small Signal Bipolar Transistor, 0.1A I(C), 50V V(BR)CEO, 1-Element, NPN, Silicon, ROHS COMPLIANT, NS-B1, 3 PIN
Rohs Code Yes
Part Life Cycle Code Obsolete
Ihs Manufacturer PANASONIC CORP
Package Description IN-LINE, R-PSIP-T3
Pin Count 3
Reach Compliance Code unknown
ECCN Code EAR99
Additional Feature BUILT IN BIAS RESISTOR RATIO IS 1
Collector Current-Max (IC) 0.1 A
Collector-Emitter Voltage-Max 50 V
Configuration SINGLE WITH BUILT-IN RESISTOR
DC Current Gain-Min (hFE) 160
JESD-30 Code R-PSIP-T3
Number of Elements 1
Number of Terminals 3
Package Body Material PLASTIC/EPOXY
Package Shape RECTANGULAR
Package Style IN-LINE
Peak Reflow Temperature (Cel) 260
Polarity/Channel Type NPN
Power Dissipation-Max (Abs) 0.3 W
Qualification Status Not Qualified
Surface Mount NO
Terminal Form THROUGH-HOLE
Terminal Position SINGLE
Time@Peak Reflow Temperature-Max (s) 10
Transistor Application SWITCHING
Transistor Element Material SILICON
Transition Frequency-Nom (fT) 150 MHz

Alternate Parts for UN421L

This table gives cross-reference parts and alternative options found for UN421L. The Form Fit Function (FFF) tab will give you the options that are more likely to serve as direct pin-to-pin alternates or drop-in parts. The Functional Equivalents tab will give you options that are likely to match the same function of UN421L, but it may not fit your design. Always verify details of parts you are evaluating, as these parts are offered as suggestions for what you are looking for and are not guaranteed.

Part Number Description Manufacturer Compare
UNR421L Small Signal Bipolar Transistor, 0.1A I(C), 50V V(BR)CEO, 1-Element, NPN, Silicon, ROHS COMPLIANT, NS-B1, 3 PIN Panasonic Electronic Components UN421L vs UNR421L
Part Number Description Manufacturer Compare
KSR1001 Small Signal Bipolar Transistor, 0.1A I(C), 50V V(BR)CEO, 1-Element, NPN, Silicon, TO-92, TO-92, 3 PIN Samsung Semiconductor UN421L vs KSR1001
DTC143ERLRA 100mA, 50V, NPN, Si, SMALL SIGNAL TRANSISTOR, TO-92, TO-226, 3 PIN onsemi UN421L vs DTC143ERLRA
PDTC143ESAMO TRANSISTOR 100 mA, 50 V, NPN, Si, SMALL SIGNAL TRANSISTOR, TO-92, 1.0 x 0.6 MM, 0.5 MM HEIGHT, ULTRA SMALL, PLASTIC, SMD, SC-101, 3 PIN, BIP General Purpose Small Signal NXP Semiconductors UN421L vs PDTC143ESAMO
PDTC143ES TRANSISTOR 100 mA, 50 V, NPN, Si, SMALL SIGNAL TRANSISTOR, TO-92, PLASTIC, SC-43A, 3 PIN, BIP General Purpose Small Signal NXP Semiconductors UN421L vs PDTC143ES
DTC143EETR Small Signal Bipolar Transistor, 0.1A I(C), 50V V(BR)CEO, 1-Element, NPN, Silicon, ROHM Semiconductor UN421L vs DTC143EETR
DTC143ES Small Signal Bipolar Transistor, 0.1A I(C), 1-Element, NPN, Silicon, SPT, 3 PIN ROHM Semiconductor UN421L vs DTC143ES
934047420126 TRANSISTOR 100 mA, 50 V, NPN, Si, SMALL SIGNAL TRANSISTOR, TO-92, PLASTIC, SPT, SC-43, 3 PIN, BIP General Purpose Small Signal NXP Semiconductors UN421L vs 934047420126
DTC143E 100mA, 50V, NPN, Si, SMALL SIGNAL TRANSISTOR, TO-92, TO-226AA, 3 PIN Rochester Electronics LLC UN421L vs DTC143E
UNR421L Small Signal Bipolar Transistor, 0.1A I(C), 50V V(BR)CEO, 1-Element, NPN, Silicon, ROHS COMPLIANT, NS-B1, 3 PIN Panasonic Electronic Components UN421L vs UNR421L
DTC143EE Small Signal Bipolar Transistor, 0.1A I(C), 50V V(BR)CEO, 1-Element, NPN, Silicon, ROHM Semiconductor UN421L vs DTC143EE

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