TO-92 Plastic-Encapsulate Transistors C945 TRANSISTOR (NPN)
Ÿ Excellent hFE linearity
Ÿ Low noise
Ÿ Complementary to A733
MARKING
C945=Device code
Solid dot=Green molding compound device, if none,the normal device
Z=Rank of hFE
XXX=Code
ORDERING INFORMATION
Part Number | Package | Packing Method | Pack Quantity |
C945 | TO-92 | Bulk | 1000pcs/Bag |
C945-TA | TO-92 | Tape | 2000pcs/Box |
MAXIMUM RATINGS (Ta =25 Š unless otherwise noted)
Symbol | Parameter | Value | Unit |
VCBO | Collector-Base Voltage | 60 | V |
V CEO | Collector-Emitter Voltage | 50 | V |
V EBO | Emitter-Base Voltage | 5 | V |
I C | Collector Current -Continuous | 150 | mA |
PC | Collector Power Dissipation | 400 | mW |
TJ | Junction Temperature | 150 | ℃ |
Tstg | St orage Temperature | -55~+150 | ℃ |
Ta=25 Š unless otherwise specified
Parameter | Symbol | Test conditions | Min | Typ | Max | Unit |
Collector-base breakdown voltage | V(BR)CBO | IC=1mA , IE=0 | 60 | V | ||
Collector-emitter breakdown voltage | V(BR)CEO | IC=100μA , IB=0 | 50 | V | ||
Emitter-base breakdown voltage | V(BR)EBO | IE=100 μA, IC=0 | 5 | V | ||
Collector cut-off current | ICBO | VCB=60V, IE=0 | 0.1 | μA | ||
Collector cut-off current | ICEO | VCE=45V, IB=0 | 0.1 | μA | ||
Emitter cut-off current | IEBO | VEB=5V ,IC=0 | 0.1 | μA | ||
DC current gain | hFE(1) | VCE=6V , IC=1mA | 70 | 700 | ||
hFE(2) | VCE=6V , IC=0.1mA | 40 | ||||
Collector-emitter saturation voltage | VCE(sat) | IC=100mA, IB=10mA | 0.3 | V | ||
Base-emitter saturation voltage | VBE(sat) | IC=100mA, IB=10mA | 1 | V | ||
Transition frequency | fT | VCE=6V,IC=10mA,f=30MHz | 200 | MHz | ||
Collector output capacitance | Cob | VCB=10V,IE=0,f=1MHz | 3.0 | pF | ||
Noise figure |
NF | VCE=6V,IC=0.1mA RG=10kΩ,f=1MHz |
10 |
dB |
Rank | O | Y | GR | BL |
Range | 70-140 | 120-240 | 200-400 | 350-700 |
Typical Characteristics
Package Outline Dimensions
Symbol | Dimensions In Millimeters | Dimensions In Inches | ||
Min | Max | Min | Max | |
A | 3.300 | 3.700 | 0.130 | 0.146 |
A1 | 1.100 | 1.400 | 0.043 | 0.055 |
b | 0.380 | 0.550 | 0.015 | 0.022 |
c | 0.360 | 0.510 | 0.014 | 0.020 |
D | 4.300 | 4.700 | 0.169 | 0.185 |
D1 | 3.430 | 0.135 | ||
E | 4.300 | 4.700 | 0.169 | 0.185 |
e | 1.270 TYP | 0.050 TYP | ||
e1 | 2.440 | 2.640 | 0.096 | 0.104 |
L | 14.100 | 14.500 | 0.555 | 0.571 |
0 | 1.600 | 0.063 | ||
h | 0.000 | 0.380 | 0.000 | 0.015 |