| Distributor | Stock | Pricing | MOQ | PKG | Lead Time | Date Code | On Order Quantity | On Order Delivery | |
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50,000 pcs
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50000 pcs | On Request | 1 | On Request | On Request | On Request | On Request | On Request |
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| Halogen Free | |
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| Tape & Reel | |
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The 1N5249BTR is a 19V Zener diode from onsemi's 1N5221B-1N5252B series, designed for voltage regulation and reference applications. It delivers a nominal Zener voltage of 19V with a tolerance of ±5%, a power dissipation of 500mW, and a typical impedance (Zzt) of 23Ω at a test current of 6.6mA.
The device features a low reverse leakage current of 100nA at 14V reverse voltage, and a temperature coefficient of 0.085%/°C. It is rated for an operating junction temperature range of -65°C to 200°C, making it suitable for demanding environments.
Packaged in a through-hole DO-35 (DO-204AH) axial lead package, the 1N5249BTR is easy to insert in PCB designs and is compatible with standard soldering processes. This Zener diode is commonly used in power supply clamping, overvoltage protection, and voltage reference circuits in low-power applications.
The nominal Zener voltage is 19 V with a tolerance of ±5%.
The power dissipation is 500 mW.
It uses a through-hole DO-35 (DO-204AH) axial lead package.
The operating junction temperature range is -65°C to 200°C.
The typical Zener impedance (Zzt) is 23 Ω at the test current of 6.6 mA.
The reverse leakage current is 100 nA at a reverse voltage of 14 V.
The temperature coefficient is 0.085 %/°C.