Characteristics of KTA1271O Transistor
- Type: PNP
- Collector-Emitter Voltage, max: -30 V
- Collector-Base Voltage, max: -35 V
- Emitter-Base Voltage, max: -5 V
- Collector Current − Continuous, max: -0.8 A
- Collector Dissipation: 0.625 W
- DC Current Gain (hfe): 100 to 200
- Transition Frequency, min: 120 MHz
- Operating and Storage Junction Temperature Range: -55 to +150 °C
- Package: TO-92
- Electrically Similar to the Popular 2SA1271-O transistor
Pinout of KTA1271O
The KTA1271O is manufactured in a plastic TO-92 case. When looking at the flat side with the leads pointed downward, the three leads emerging from the transistor are, from left to right, the emitter, collector, and base leads.
Here is an image showing the pin diagram of this transistor.
Classification of hFE
The KTA1271O transistor can have a current gain of
100 to
200. The gain of the
KTA1271 will be in the range from
100 to
320, for the
KTA1271Y it will be in the range from
160 to
320.
Complementary NPN transistor
The complementary
NPN transistor to the KTA1271O is the
KTC3203O.
SMD Version of KTA1271O transistor
The
2SA1036 (SOT-23),
2SA1036-P (SOT-23),
2SA1182 (SOT-23),
2SA1204 (SOT-89),
2SA1204-O (SOT-89),
2SA1588 (SOT-323),
2SA1621 (SOT-23),
2SA1621-O (SOT-23),
FJX1182 (SOT-323),
KSA1182 (SOT-23),
KTA1298 (SOT-23),
KTA1298-O (SOT-23),
KTA1505 (SOT-23),
KTA1505S (SOT-23),
KTA1664 (SOT-89),
KTA1664O (SOT-89),
KTC8550S (SOT-23) and
KTC8550S-C (SOT-23) is the SMD version of the KTA1271O transistor. These transistors are of the same type, have similar parameters and are designed for surface mounting.
KTA1271O Transistor in TO-92 Package
The
2SA1271-O is the TO-92 version of the KTA1271O.
Replacement and Equivalent for KTA1271O transistor
You can replace the KTA1271O with the
2N4951,
2N4952,
2N4954,
2SA1020,
2SA1150,
2SA1150-O,
2SA1271,
2SA1271-O,
2SA1273,
2SA1273-O,
2SA1283,
2SA1534A,
2SA684,
2SA928A,
2SA928A-O,
2SA950,
2SA950-O,
2SA966,
2SA966-O,
2SB1229,
2SB1229-R,
2SB740,
2SB740-B,
2SB764,
2SB764-E,
2SB892,
2SB892-R,
2SB985,
2SB985R,
KSA928A,
KSA928A-O,
KTA1272,
KTA1272O,
KTA1273,
KTA1273O,
KTA1281,
KTA1282,
KTA1282O,
KTA708,
KTA708-Y,
KTB764,
KTB764-Y,
STB1277 or
STB1277-O.
Equivalent
Same transistor is also available in:
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