2SD1803I
Rev.
E Mar.
-2016
DATA SHEET
/ Descriptions TO-251 NPN 。Silicon NPN transistor in a TO-251 Plastic Package.
/ Features
，，, 。 Low VCE(sat), high current and high fT, excellent linearity of hFE, fast switching time.
/ Applications
，，。 Relay drivers, high-speed inverters, and other general high-current switching applications.
/ Equivalent Circuit
/ Pinning
1 2 3
PIN1：Base
PIN 2：Collector
PIN 3：Emitter
/ hFE Classifications & Marking
hFE Classifications Symbol hFE Range
Q 70～140
R 100～200
S 140～280
T 200～400
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2SD1803I
Rev.
E Mar.
-2016
/ Absolute Maximum Ratings(Ta=25℃)
Parameter Collector to Base
Voltage Collector to Emitter Volt...