Silicon NPN Transistor LRC LMUN5212T1G Featuring Integrated Bias Resistor Network for Electronic Design

Key Attributes
Model Number: LMUN5212T1G
Product Custom Attributes
Output Voltage(VO(on)):
200mV
Input Resistor:
22kΩ
Resistor Ratio:
1
Collector - Emitter Voltage VCEO:
50V
Mfr. Part #:
LMUN5212T1G
Package:
SC-70(SOT323)
Product Description

Product Overview

The LMUN5211T1G series are NPN silicon surface mount transistors featuring a monolithic bias resistor network. These Bias Resistor Transistors (BRTs) integrate a single transistor with a base-emitter resistor and a series base resistor, eliminating the need for external components. This integration simplifies circuit design, reduces board space, and lowers component count. Housed in the SC-70/SOT-323 package, they are designed for low-power surface mount applications and are suitable for wave or reflow soldering. The series is available in tape and reel packaging for automated assembly.

Product Attributes

  • Brand: LESHAN RADIO COMPANY, LTD.
  • Material: Silicon
  • Package Type: SC-70/SOT-323
  • Certifications: AEC-Q101 Qualified (for S- prefix series)
  • Lead Finish: Pb-Free package available

Technical Specifications

Model Package Marking R1 (K) R2 (K) Shipping VCBO (Vdc) VCEO (Vdc) IC (mAdc) PD (mW) (Note 1) RJA (C/W) (Note 1) RJL (C/W) (Note 1) TJ, Tstg (C)
LMUN5211T1G SC-70/SOT-323 8A 10 10 3000/Tape&Reel 50 50 100 202 618 280 55 to +150
LMUN5211T3G SC-70/SOT-323 8A 10 10 10000/Tape&Reel 50 50 100 202 618 280 55 to +150
LMUN5212T1G SC-70/SOT-323 8B 22 22 3000/Tape&Reel 50 50 100 202 618 280 55 to +150
LMUN5212T3G SC-70/SOT-323 8B 22 22 10000/Tape&Reel 50 50 100 202 618 280 55 to +150
LMUN5213T1G SC-70/SOT-323 8C 47 47 3000/Tape&Reel 50 50 100 202 618 280 55 to +150
LMUN5213T3G SC-70/SOT-323 8C 47 47 10000/Tape&Reel 50 50 100 202 618 280 55 to +150
LMUN5214T1G SC-70/SOT-323 8D 10 47 3000/Tape&Reel 50 50 100 202 618 280 55 to +150
LMUN5214T3G SC-70/SOT-323 8D 10 47 10000/Tape&Reel 50 50 100 202 618 280 55 to +150
LMUN5215T1G SC-70/SOT-323 8E 10 3000/Tape&Reel 50 50 100 202 618 280 55 to +150
LMUN5215T3G SC-70/SOT-323 8E 10 10000/Tape&Reel 50 50 100 202 618 280 55 to +150
LMUN5216T1G SC-70/SOT-323 8F 4.7 3000/Tape&Reel 50 50 100 202 618 280 55 to +150
LMUN5216T3G SC-70/SOT-323 8F 4.7 10000/Tape&Reel 50 50 100 202 618 280 55 to +150
LMUN5230T1G SC-70/SOT-323 8G 1 1 3000/Tape&Reel 50 50 100 202 618 280 55 to +150
LMUN5230T3G SC-70/SOT-323 8G 1 1 10000/Tape&Reel 50 50 100 202 618 280 55 to +150
LMUN5231T1G SC-70/SOT-323 8H 2.2 2.2 3000/Tape&Reel 50 50 100 202 618 280 55 to +150
LMUN5231T3G SC-70/SOT-323 8H 2.2 2.2 10000/Tape&Reel 50 50 100 202 618 280 55 to +150
LMUN5232T1G SC-70/SOT-323 8J 4.7 4.7 3000/Tape&Reel 50 50 100 202 618 280 55 to +150
LMUN5232T3G SC-70/SOT-323 8J 4.7 4.7 10000/Tape&Reel 50 50 100 202 618 280 55 to +150
LMUN5233T1G SC-70/SOT-323 8K 4.7 47 3000/Tape&Reel 50 50 100 202 618 280 55 to +150
LMUN5233T3G SC-70/SOT-323 8K 4.7 47 10000/Tape&Reel 50 50 100 202 618 280 55 to +150
LMUN5234T1G SC-70/SOT-323 8L 22 47 3000/Tape&Reel 50 50 100 202 618 280 55 to +150
LMUN5234T3G SC-70/SOT-323 8L 22 47 10000/Tape&Reel 50 50 100 202 618 280 55 to +150
LMUN5235T1G SC-70/SOT-323 8M 2.2 47 3000/Tape&Reel 50 50 100 202 618 280 55 to +150
LMUN5235T3G SC-70/SOT-323 8M 2.2 47 10000/Tape&Reel 50 50 100 202 618 280 55 to +150
LMUN5236T1G SC-70/SOT-323 8N 100 100 3000/Tape&Reel 50 50 100 202 618 280 55 to +150
LMUN5236T3G SC-70/SOT-323 8N 100 100 10000/Tape&Reel 50 50 100 202 618 280 55 to +150
LMUN5237T1G SC-70/SOT-323 8P 47 22 3000/Tape&Reel 50 50 100 202 618 280 55 to +150
LMUN5237T3G SC-70/SOT-323 8P 47 22 10000/Tape&Reel 50 50 100 202 618 280 55 to +150

Notes:

  • 1. FR-4 @ Minimum Pad (PD=202 mW, RJA=618 C/W, RJL=280 C/W)
  • 2. FR-4 @ 1.0 x 1.0 inch Pad (PD=310 mW, RJA=403 C/W, RJL=332 C/W)
  • 3. New devices. Updated curves to follow in subsequent data sheets.
  • 4. Pulse Test: Pulse Width < 300 s, Duty Cycle < 2.0%
  • 5. Pulse Test: Pulse Width < 300 s, Duty Cycle < 2.0%

Dimensions (SC-70 / SOT-323):

Symbol Min Max Min Max
INCHES INCHES MILLIMETERS MILLIMETERS
A 0.071 0.087 1.80 2.20
B 0.045 0.053 1.15 1.35
C 0.032 0.040 0.80 1.00
D 0.012 0.016 0.30 0.40
G 0.047 0.055 1.20 1.40
H 0.000 0.004 0.00 0.10
J 0.004 0.010 0.10 0.25
K REF 0.017 REF 0.425 REF REF
L BSC 0.026 BSC 0.650 BSC BSC
N REF 0.028 REF 0.700 REF REF
S 0.079 0.095 2.00 2.40

Pinout:

  • PIN 1: BASE (INPUT)
  • PIN 2: EMITTER (GROUND)
  • PIN 3: COLLECTOR (OUTPUT)

Typical Applications:

  • Level Shifter: Connects 12 or 24 Volt Circuits to Logic
  • Open Collector Inverter: Inverts the Input Signal
  • Inexpensive, Unregulated Current Source

2409302136_LRC-LMUN5212T1G_C723987.pdf

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