BAT54TQ/STQ

Document number: DS40845 Rev. 2 - 2

2 of 5

www.diodes.com

October 2022

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BAT54TQ/STQ

Maximum Ratings (@TA = +25°C unless otherwise specified.)

Characteristic

Symbol

Value

Unit

Peak Repetitive Reverse Voltage

Working Peak Reverse Voltage

DC Blocking Voltage

VRRM

VRWM

VR

30

V

Forward Continuous Current (Note 5)

IFM

200

mA

Repetitive Peak Forward Current

IFRM

300

mA

Non-Repetitive Peak Forward Surge Current

8.3ms Single Half Sine-Wave Superimposed on Rated Load

IFSM

600

mA

Thermal Characteristics

Characteristic

Symbol

Value

Unit

Power Dissipation (Note 5)

PD

150

mW

Typical Thermal Resistance, Junction to Ambient (Note 5)

RJA

490

°C/W

Operating and Storage Temperature Range

TJ, TSTG

-65 to +150

°C

Electrical Characteristics (@TA = +25°C, unless otherwise specified.)

Characteristic

Symbol

Min

Typ

Max

Unit

Test Condition

Reverse Breakdown Voltage (Note 6)

V(BR)R

30





V

IR = 100µA

Forward Voltage

VF





240

320

400

500

1,000

mV

IF = 0.1mA

IF = 1mA

IF = 10mA

IF = 30mA

IF = 100mA

Reverse Leakage Current (Note 6)

IR





2.0

µA

VR = 25V

Total Capacitance

CT





10

pF

VR = 10V, f = 1.0MHz

Notes:

5. Device mounted on FR-4 substrate PC board with recommended pad layout, which can be found on our website at

http://www.diodes.com/package-outlines.html.

6. Short duration pulse test used to minimize self-heating effect.