PNP BC177 – BC178 – BC179 LOW NOISE GENERAL PURPOSE AUDIO AMPLIFIERS
The BC177,BC178 and BC179 are silicon planar epitaxial PNP transistors mounted in TO-18 metal package. They are suitable for use in drive audio stages, low-noise input audio stages and as low power, high gain general purpose transistors. Compliance to RoHS.
ABSOLUTE MAXIMUM RATINGS Symbol
VCEO VCBO VEBO IC ICM PD TJ TStg Collector-Emitter Voltage (IB =0) Collector-Base Voltage (IE =0) Emitter-Base Voltage (IC =0) Collector Current Collector Peak Current Total Power Dissipation @ Tamb = 25° Junction Temperature Storage Temperature range BC177 BC178 BC179 -50 -45 -30 -25 -25 -20 -5 -100 -200 300 175 -65 to +150
Unit
V V V mA mA mW °C °C
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ELECTRICAL CHARACTERISTICS
Tj=25°C unless otherwise specified
Symbol
Ratings
Test Condition(s)
VCB =-20 V IE = 0 BC177 BC178 BC179 BC177 BC178 BC179 BC177 BC178 BC179 BC177 BC178 BC179 BC177 BC178 BC179
Min
-
Typ
-1
Max
-100
Unit
nA
ICBO
Collector Cutoff Current
VCB = -20 V IE = 0 V Tj = 150°C IC = -2 mA IB = 0 IC = -10 µA VBE = 0
-45 -25 -20 -50 -30 -25 -5
-
-10 -
µA
VCEO
Collector-Emitter Breakdown Voltage Collector-Base Breakdown Voltage
V
VCBO
V
VEBO
Emitter-Base Breakdown IE = -10 µA Voltage IC = 0
V
18/10/2012
COMSET SEMICONDUCTORS
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Datasheet pdf - http://www.DataSheet4U.co.kr/
PNP BC177 – BC178 – BC179
ELECTRICAL CHARACTERISTICS
Tj=25°C unless otherwise specified
Symbol
Ratings
Test Condition(s)
BC177 BC178 BC179 BC177 IC =-100 mA BC178 IB =-5 mA BC179 BC177 IC =-10 mA BC178 IB =-0.5 mA BC179 BC177 IC =-100 mA BC178 IB =-5 mA BC179 BC177 IC =-2 mA BC178 VCE =-5 V BC179 BC177A BC178A BC179A IC= -2 mA VCE= 5 V BC177B BC178B BC179B BC177 IC =-10 mA VCE =-5 V BC178 f = 100 MHz BC179 IC = -200 µA BC177 VCE =-5 V BC178 f = 1kHz Rg=2kΩ BC179 B = 200Hz IC =-10 mA IB =-0.5 mA
www.DataSheet.net/
Min
-
Typ
-0.075
Max
-0.25
Unit
VCE(SAT)
Collector-Emitter saturation Voltage
-
-0.2
-
-
-0.72
-0.8 V
VBE(SAT)
Base-Emitter Saturation Voltage
-
-0.86
-
VBE
Base-Emitter Voltage
-0.6
-0.65
-0.75
V
125
-
260 -
hFE
DC Current Gain (*)
240
-
500
fT
Transition frequency
-
200 5
10 10 4 -
MHz
F
Noise figure
db
CC
Collector capacitance
IE = 0 VCB =-10 V f = 1MHz
BC177 BC178 BC179
pF
THERMAL CHARACTERISTICS Symbol
RthJ-a RthJ-c
Ratings
Thermal Resistance, Junction to mounting base Thermal Resistance, Junction to ambient in free air
COMSET SEMICONDUCTORS
Value
500 200
Unit
°C/W °C/W
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18/10/2012
Datasheet
pdf
-
http://www.DataSheet4
PNP BC177 – BC178 – BC179
ECHANICAL DATA CASE TO-18
DIMENSIONS (mm)
min A B C D E F G H I L Pin 1 : Pin 2 : Pin 3 : Case : 12.7 0.9 2.54 45° max 0.49 5.3 4.9 5.8 1.2 1.16 -
emitter base Collector Collector
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Revised September 2012
Information furnished is believed to be accurate and reliable. However, Comset Semiconductors assumes no responsibility for the consequences of use of such information nor for any infringement of patents or other rights of third parties which may results from its use. Data are subject to change without notice. Comset Semiconductors makes no warranty, representation or guarantee regarding the suitability of its products for any particular purpose, nor does Comset Semiconductors assume any liability arising out of the application or use of any product and specifically disclaims any and all liability, including without limitation consequential or incidental damages. Comset Semiconductors’ products are not authorized for use as critical components in life support devices or systems.
www.comsetsemi.com
03/09/2012 COMSET SEMICONDUCTORS
[email protected]
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