PDTD1XXXU_SER

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Product data sheet

Rev. 1 — 13 May 2014

5 of 27

NXP Semiconductors

PDTD1xxxU series

500 mA, 50 V NPN resistor-equipped transistors

FR4 PCB, single-sided copper, tin-plated and standard footprint

Fig 2.

Transient thermal impedance from junction to ambient as a function of pulse duration for SOT323/SC-70;

typical values

FR4 PCB, 4-layer copper, tin-plated and standard footprint.

Fig 3.

Transient thermal impedance from junction to ambient as a function of pulse duration for SOT323/SC-70;

typical values

aaa-012062

10

1

(K/W)

10

1

duty cycle = 1

0.75

0.5

0.33

0.2

0.1

0.05

0.02

0.01

0

aaa-012063

10

1

10

(K/W)

1

duty cycle = 1

0.75

0.5

0.33

0.2

0.1

0.05

0.02

0.01

0