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Product Detailed Parameters
- Description：TRANS PREBIAS PNP 50V 0.1A MINI3
- Series：-
- Mfr：Panasonic Electronic Components
- Package：Tape & Reel (TR),Cut Tape (CT)
- Resistors Included：R1 and R2
- Transistor Type：PNP - Pre-Biased
- Current - Collector (Ic) (Max)：100 mA
- Voltage - Collector Emitter Breakdown (Max)：50 V
- Resistor - Base (R1)：510 Ohms
- Resistor - Emitter Base (R2)：5.1 kOhms
- DC Current Gain (hFE) (Min) @ Ic, Vce：20 @ 5mA, 10V
- Vce Saturation (Max) @ Ib, Ic：250mV @ 300µA, 10mA
- Current - Collector Cutoff (Max)：500nA
- Frequency - Transition：80 MHz
- Power - Max：200 mW
- Grade：-
- Qualification：-
- Mounting Type：Surface Mount
- Package / Case：TO-236-3, SC-59, SOT-23-3
- Supplier Device Package：Mini3-G1
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Overview
The UNR211800L is a small signal PNP silicon transistor with built-in bias resistors, designed for digital circuits. It features an SC-59 (Mini3-G1) surface-mount package with three pins. The device has a maximum collector-emitter voltage of -50 V and a maximum collector current of -100 mA. The internal resistor ratio R1/R2 is specified at 0.10, with R1 being 0.51 kΩ and R2 being 5.1 kΩ. The minimum forward current transfer ratio (hFE) is 20.
Feature Summary
- Integrates two bias resistors within the transistor package to reduce component count and board space.
- Utilizes a compact Mini3-G1 surface-mount package suitable for automated tape packing.
- Designed specifically for use in digital logic circuits.
Applications
- Digital logic interface circuits
- Switching applications in consumer electronics
- General-purpose digital circuitry
Procurement Notes
Verify the specific ordering suffix against Panasonic's official lifecycle database to confirm availability status. Check for any maintenance or discontinuation notices on the manufacturer's website before finalizing procurement plans.
Selection Notes
Select this component when a PNP transistor with a specific low-value base resistor is required for digital switching. Ensure the application voltage does not exceed -50 V and the current remains within the -100 mA limit. Verify that the SC-59 package dimensions fit the design constraints.
Part Context
This part belongs to the UNR211x series of composite devices manufactured by Panasonic Electronic Components. The series offers various resistor ratios and values tailored for different digital driving requirements, all housed in the same compact SC-59 footprint.
Replacement Considerations
Consult the UNR211x series datasheet for alternative part numbers with similar resistor ratios. Verify pinout compatibility and electrical ratings before substituting with other manufacturers' equivalents.
FAQ
What are the resistance values for R1 and R2 in the UNR2118?
For the UNR2118, R1 is 0.51 kΩ and R2 is 5.1 kΩ, resulting in a ratio of approximately 0.10.
What is the maximum power dissipation for this device?
The total power dissipation (PT) is rated at 200 mW at an ambient temperature of 25°C.
Is this component RoHS compliant?
Yes, the product complies with the RoHS Directive (EU 2002/95/EC).
