switching digital transistor ROHM DTD543ZETL featuring built in resistors for driver applications

Key Attributes
Model Number: DTD543ZETL
Product Custom Attributes
DC Current Gain:
140@100mA,2V
Operating Temperature:
-55℃~+150℃
Current - Collector(Ic):
500mA
Output Voltage(VO(on)):
300mV
Input Resistor:
4.7kΩ
Resistor Ratio:
10
Number:
-
Pd - Power Dissipation:
150mW
Collector - Emitter Voltage VCEO:
12V
Mfr. Part #:
DTD543ZETL
Package:
SOT-416
Product Description

Product Overview

The DTD543Z series are low VCE(sat) digital transistors designed for applications requiring efficient switching and reduced power loss. Featuring built-in bias resistors, these transistors simplify circuit configuration, particularly for inverter circuits, by eliminating the need for external input resistors. Their thin-film bias resistors offer complete isolation and minimize parasitic effects, making them suitable for INVERTER, INTERFACE, and DRIVER applications.

Product Attributes

  • Brand: ROHM
  • Product Series: DTD543Z

Technical Specifications

Parameter Symbol DTD543ZM (SOT-723 / VMT3) DTD543ZE (SOT-416 / EMT3) Unit
Supply Voltage VCC 12 V
Maximum Collector Current IC(MAX) 500 mA
Built-in Resistor R1 R1 4.7k
Built-in Resistor R2 R2 47k
Input Voltage (VI(off)) VI(off) -0.3 V
Input Voltage (VI(on)) VI(on) 2.5 V
Output Voltage (VO(on)) VO(on) 60 - 300 mV
Input Current II 1.4 mA
Output Current (IO(off)) IO(off) 500 n A
DC Current Gain GI 140 -
Input Resistance R1 3.29 - 6.11 (Typ. 4.7) k
Resistance Ratio R2/R1 8 - 12 (Typ. 10) -
Transition Frequency fT 260 MHz
Power Dissipation PD 150 150 mW
Junction Temperature Tj 150
Storage Temperature Range Tstg -55 to +150
Package SOT-723 (VMT3) SOT-416 (EMT3)
Package Size 1212 1616
Taping Code T2L TL
Reel Size (mm) 180 180
Tape Width (mm) 8 8
Basic Ordering Unit (pcs) 8000 3000
Marking Y23 Y23

2209051730_ROHM-DTD543ZETL_C5157674.pdf
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