CHENMKO ENTERPRISE CO.,LTD
SURFACE MOUNT NPN High Voltage Transistor
VOLTAGE 400 Volts CURRENT 0.3 Ampere
CHT44PT
APPL...
CHENMKO ENTERPRISE CO.,LTD
SURFACE MOUNT
NPN High Voltage
Transistor
VOLTAGE 400 Volts CURRENT 0.3 Ampere
CHT44PT
APPLICATION
* Video out to drive color CRT * Other high voltage applications.
FEATURE
* Small surface mounting type. (SOT-23) * Low current (Max.=500mA). * Suitable for high packing density. * Low voltage (Max.=300V) . * High saturation current capability.
CONSTRUCTION
*
NPN High Voltage
Transistor
MARKING
* T44
.119 (3.04) .110 (2.80) .082 (2.10) .066 (1.70)
SOT-23
.041 (1.05) .033 (0.85)
.019 (0.50) .018 (0.30)
(1) (3)
(2)
.055 (1.40) .047 (1.20)
.103 (2.64) .086 (2.20)
.028 (0.70) .020 (0.50)
.007 (0.177) .002 (0.05)
CIRCUIT
(1)B
C (3) E (2)
.045 (1.15) .033 (0.85)
Dimensions in inches and (millimeters)
SOT-23
LIMITING VALUES In accordance with the Absolute Maximum Rating System (IEC 60134).
SYMBOL
VCBO VCEO VEBO IC ICM IBM Ptot Tstg Tj Tamb
PARAMETER
collector-base voltage collector-emitter voltage emitter-base voltage collector current DC peak collector current peak base current total power dissipation storage temperature junction temperature operating ambient temperature
CONDITIONS open emitter open base open collector
Tamb ≤ 25 °C; note 1
Note 1.
Transistor mounted on an FR4 printed-circuit board.
MIN.
− − − − − − − −55 − −55
MAX.
500 400 6 300 300 30 350 +150 150 +150
UNIT
V V V mA mA mA mW °C °C °C
2002-5
RATING CHARACTERISTIC CURVES ( CHT44PT )
THERMAL CHARACTERISTICS
SYMBOL
PARAMETER
Rth j-a
thermal resistance from juncti...