Datasheets
1N5991UR by:

Zener Diode, 4.3V V(Z), 20%, 0.5W, Silicon, Unidirectional, DO-213AA

Part Details for 1N5991UR by Microchip Technology Inc

Overview of 1N5991UR by Microchip Technology Inc

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Applications Industrial Automation Energy and Power Systems Renewable Energy Electronic Manufacturing Automotive Robotics and Drones

Price & Stock for 1N5991UR

Part # Distributor Description Stock Price Buy
DISTI # 35AJ0628
Newark Voltage Regulator Do-213Aa Rohs Compliant: Yes |Microchip 1N5991UR Min Qty: 264 Package Multiple: 1 Date Code: 0 Container: Bulk 0
  • 100 $3.1100
  • 500 $3.0000
$3.0000 / $3.1100 Buy Now
DISTI # 1N5991UR-ND
DigiKey DIODE ZENER Min Qty: 264 Lead time: 14 Weeks Container: Bulk Temporarily Out of Stock
  • 264 $3.1100
$3.1100 Buy Now
DISTI # 1N5991UR
Avnet Americas Diode Zener Single 4.3V 20% 500mW 2-Pin DO-213AA - Bulk (Alt: 1N5991UR) RoHS: Not Compliant Min Qty: 264 Package Multiple: 1 Lead time: 14 Weeks, 0 Days Container: Bulk 0
  • 1 $3.3500
  • 100 $3.1100
  • 500 $3.0000
$3.0000 / $3.3500 Buy Now
DISTI # 494-1N5991UR
Mouser Electronics Zener Diodes Voltage Regulator _ DO-213AA RoHS: Not Compliant 0
  • 264 $3.1100
$3.1100 Order Now
DISTI # 1N5991UR
Microchip Technology Inc Voltage Regulator _ DO-213AA, Projected EOL: 2049-02-05 RoHS: Compliant pbFree: Yes Min Qty: 1 Package Multiple: 1 0

Alternates Available
  • 1 $3.3500
$3.3500 Buy Now
Onlinecomponents.com   0
  • 66 $4.7800
  • 132 $3.5800
  • 198 $3.3500
  • 264 $3.2800
$3.2800 / $4.7800 Buy Now
DISTI # 1N5991UR
Avnet Americas Diode Zener Single 4.3V 20% 500mW 2-Pin DO-213AA - Bulk (Alt: 1N5991UR) RoHS: Not Compliant Min Qty: 264 Package Multiple: 1 Lead time: 14 Weeks, 0 Days Container: Bulk 0
  • 1 $3.3500
  • 100 $3.1100
  • 500 $3.0000
$3.0000 / $3.3500 Buy Now
NAC Zener Diodes RoHS: Compliant Min Qty: 104 Package Multiple: 1 0
  • 1 $3.5100
  • 100 $3.1900
  • 500 $2.9900
  • 1,000 $2.9100
$2.9100 / $3.5100 Buy Now
Master Electronics   0
  • 66 $4.7800
  • 132 $3.5800
  • 198 $3.3500
  • 264 $3.2800
$3.2800 / $4.7800 Buy Now

Part Details for 1N5991UR

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1N5991UR Part Data Attributes:

1N5991UR Microchip Technology Inc
Buy Now Datasheet
Compare Parts:
1N5991UR Microchip Technology Inc Zener Diode, 4.3V V(Z), 20%, 0.5W, Silicon, Unidirectional, DO-213AA
Rohs Code No
Part Life Cycle Code Active
Ihs Manufacturer MICROCHIP TECHNOLOGY INC
Package Description HERMETIC SEALED, GLASS, MLL34, MELF-2
Reach Compliance Code compliant
Factory Lead Time 14 Weeks
Additional Feature METALLURGICALLY BONDED
Case Connection ISOLATED
Configuration SINGLE
Diode Element Material SILICON
Diode Type ZENER DIODE
JEDEC-95 Code DO-213AA
JESD-30 Code O-LELF-R2
JESD-609 Code e0
Moisture Sensitivity Level 1
Number of Elements 1
Number of Terminals 2
Operating Temperature-Max 175 °C
Operating Temperature-Min -65 °C
Package Body Material GLASS
Package Shape ROUND
Package Style LONG FORM
Polarity UNIDIRECTIONAL
Power Dissipation-Max 0.5 W
Qualification Status Not Qualified
Reference Voltage-Nom 4.3 V
Surface Mount YES
Technology ZENER
Terminal Finish TIN LEAD
Terminal Form WRAP AROUND
Terminal Position END
Voltage Tol-Max 20%
Working Test Current 5 mA

Alternate Parts for 1N5991UR

This table gives cross-reference parts and alternative options found for 1N5991UR. 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 1N5991UR, 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
MXMLL5991UR Zener Diode, 4.3V V(Z), 20%, 0.5W, Silicon, Unidirectional, DO-213AA, HERMETIC SEALED, GLASS, MLL34, MELF-2 Microsemi Corporation 1N5991UR vs MXMLL5991UR
MV1N5991UR-1 Zener Diode, 4.3V V(Z), 20%, 0.5W, Silicon, Unidirectional, DO-213AA, HERMETIC SEALED, GLASS, SOD-80, MELF-2 Microsemi Corporation 1N5991UR vs MV1N5991UR-1
MV1N5991UR Zener Diode, 4.3V V(Z), 20%, 0.5W, Silicon, Unidirectional, DO-213AA, HERMETIC SEALED, GLASS, MLL34, MELF-2 Microsemi Corporation 1N5991UR vs MV1N5991UR
MVMLL5991UR-1TR Zener Diode, 4.3V V(Z), 20%, 0.5W, Silicon, Unidirectional, DO-213AA, HERMETIC SEALED, GLASS, MELF-2 Microsemi Corporation 1N5991UR vs MVMLL5991UR-1TR
MQ1N5991UR-1 Zener Diode, 4.3V V(Z), 20%, 0.5W, Silicon, Unidirectional, DO-213AA, HERMETIC SEALED, GLASS, SOD-80, MELF-2 Microsemi Corporation 1N5991UR vs MQ1N5991UR-1
MSP1N5991UR-1 Zener Diode, 4.3V V(Z), 20%, 0.5W, Silicon, Unidirectional, DO-213AA, HERMETIC SEALED, GLASS, SOD-80, MELF-2 Microsemi Corporation 1N5991UR vs MSP1N5991UR-1
1N5991URE3 Zener Diode, 4.3V V(Z), 20%, 0.5W, Silicon, Unidirectional, DO-213AA, HERMETIC SEALED, GLASS, MLL34, MELF-2 Microsemi Corporation 1N5991UR vs 1N5991URE3
1N5991UR-1TR Zener Diode, 4.3V V(Z), 20%, 0.5W, Silicon, Unidirectional, DO-213AA, HERMETIC SEALED, GLASS, SOD-80, MELF-2 Microsemi Corporation 1N5991UR vs 1N5991UR-1TR
MQMLL5991UR Zener Diode, 4.3V V(Z), 20%, 0.5W, Silicon, Unidirectional, DO-213AA, HERMETIC SEALED, GLASS, MLL34, MELF-2 Microsemi Corporation 1N5991UR vs MQMLL5991UR
MLL5991UR-1E3 Zener Diode, 4.3V V(Z), 20%, 0.5W, Silicon, Unidirectional, DO-213AA, HERMETIC SEALED, GLASS, MELF-2 Microsemi Corporation 1N5991UR vs MLL5991UR-1E3
Part Number Description Manufacturer Compare
MQ1N5991UR Zener Diode, 4.3V V(Z), 20%, 0.5W, Silicon, Unidirectional, DO-213AA, HERMETIC SEALED, GLASS, MLL34, MELF-2 Microsemi Corporation 1N5991UR vs MQ1N5991UR
MLL5991UR-1TR Zener Diode, 4.3V V(Z), 20%, 0.5W, Silicon, Unidirectional, DO-213AA, HERMETIC SEALED, GLASS, MELF-2 Microsemi Corporation 1N5991UR vs MLL5991UR-1TR
MVMLL5991UR-1 Zener Diode, 4.3V V(Z), 20%, 0.5W, Silicon, Unidirectional, DO-213AA, HERMETIC SEALED, GLASS, MELF-2 Microsemi Corporation 1N5991UR vs MVMLL5991UR-1
MLL5991UR-1E3 Zener Diode, 4.3V V(Z), 20%, 0.5W, Silicon, Unidirectional, DO-213AA, HERMETIC SEALED, GLASS, MELF-2 Microsemi Corporation 1N5991UR vs MLL5991UR-1E3
MQMLL5991URTR Zener Diode, 4.3V V(Z), 20%, 0.5W, Silicon, Unidirectional, DO-213AA, HERMETIC SEALED, GLASS, MLL34, MELF-2 Microsemi Corporation 1N5991UR vs MQMLL5991URTR
1N5991URTR Zener Diode, 4.3V V(Z), 20%, 0.5W, Silicon, Unidirectional, DO-213AA, HERMETIC SEALED, GLASS, MLL34, MELF-2 Microsemi Corporation 1N5991UR vs 1N5991URTR
MVMLL5991UR Zener Diode, 4.3V V(Z), 20%, 0.5W, Silicon, Unidirectional, DO-213AA, HERMETIC SEALED, GLASS, MLL34, MELF-2 Microsemi Corporation 1N5991UR vs MVMLL5991UR
CH5991-20 Zener Diode, 4.3V V(Z), 20%, 0.5W, Silicon, Unidirectional Microsemi Corporation 1N5991UR vs CH5991-20
MX1N5991URTR Zener Diode, 4.3V V(Z), 20%, 0.5W, Silicon, Unidirectional, DO-213AA, HERMETIC SEALED, GLASS, MLL34, MELF-2 Microsemi Corporation 1N5991UR vs MX1N5991URTR
CH5991-25E3 Zener Diode, 4.3V V(Z), 20%, 0.5W, Silicon, Unidirectional, Microsemi Corporation 1N5991UR vs CH5991-25E3

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