BC638 Switching Amplifier Applications Complement BC637

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BC638 Switching Amplifier Applications Complement BC637

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BC638
BC638
Switching Amplifier Applications
Complement BC637
TO-92
Emitter Collector Base
Absolute Maximum Ratings
Symbol
VCER VCES VCEO VEBO TSTG Collector-Emitter Voltage Collector-Emitter Voltage Emitter-Base Voltage Collector Current Peak Collector Current Base Current
25°C unless otherwise noted
Parameter
Collector-Emitter Voltage RBE=1K
Value
-1.5 -100
Units
Collector Power Dissipation Junction Temperature Storage Temperature
25°C unless otherwise noted
Electrical Characteristics
Symbol
BVCEO ICBO IEBO hFE1 hFE2 hFE3 (sat) (on)
Parameter
Collector-Emitter Breakdown Voltage Collector Cut-off Current Emitter Cut-off Current Current Gain
Test Condition
-10mA, IB=0 VCB= -30V, IE=0 VEB= -5V, IC=0 VCE= -2V, -5mA VCE= -2V, -150mA VCE= -2V, -500mA -500mA, -50mA VCE= -2V, -500mA VCE= -5V, -10mA, f=50MHz
Min.
Typ.
Max.
-0.1 -0.1
Units
-0.5
Collector-Emitter Saturation Voltage Base-Emitter Voltage Current Gain Bandwidth Product
©2005 Fairchild Semiconductor Corporation
www.fairchildsemi.com
BC638 Rev.
BC638
Package Marking Ordering Information
Device Marking
BC638 BC638 BC638 BC638
Device
BC638BU BC638TA BC638TF BC638TFR
Package
TO-92 TO-92 TO-92 TO-92
Reel Size
Tape Width
Quantity
10,000 2,000 2,000 2,000
BC638 Rev.
www.fairchildsemi.com
BC638
Typical Performance Characteristics
Figure Static Characteristic
-500
Figure Current Gain
1000
IC[mA], COLLECTOR CURRENT
-400
-300
hFE, CURRENT GAIN
-200
-100
-100
-1000
VCE[V], COLLECTOR-EMITTER VOLTAGE
IC[mA], COLLECTOR CURRENT
Figure Base-Emitter Saturation Voltage Collector-Emitter Saturation Voltage
VBE(sat), VCE(sat)[V], SATURATION VOLTAGE
Figure Base-Emitter Voltage
-1000
VBE(sat)
IC[mA], COLLECTOR CURRENT
-100
-0.1
VCE(sat)
-0.01
-100
-1000
-0.2
-0.4
-0.6
-0.8
-1.0
-1.2
IC[mA], COLLECTOR CURRENT
VBE[V], BASE-EMITTER VOLTAGE
Figure Collector Output Capacitance
f=1MHz
Cob[pF], CAPACITANCE
-100
VCB[V], COLLECTOR-BASE VOLTAGE
BC638 Rev.
www.fairchildsemi.com
BC638
Mechanical Dimensions
TO-92
4.58 -0.15
+0.25
0.46
14.47 ±0.40
±0.10
4.58 ±0.20
1.27TYP [1.27 ±0.20] 3.60
±0.20
1.27TYP [1.27 ±0.20]
0.38 -0.05
+0.10
3.86MAX
1.02 ±0.10
0.38 -0.05
+0.10
(R2.29)
(0.25)
Dimensions Millimeters
BC638 Rev.
www.fairchildsemi.com
BC638
TRADEMARKS
following registered unregistered trademarks Fairchild Semiconductor owns authorized intended exhaustive list such trademarks.
ACExActiveArrayBottomlessBuild Quiet Series
FAST®
Across board. Around world.The Power Franchise® Programmable Active Droop
PowerSaverPowerTrench® QFET® QSQT OptoelectronicsQuiet SWITCHER® SMART SuperSOTTM-6
SuperSOTTM-8 SyncFETTinyLogic® UniFETVCXWire
DISCLAIMER
FAIRCHILD SEMICONDUCTOR RESERVES RIGHT MAKE CHANGES WITHOUT FURTHER NOTICE PRODUCTS HEREIN IMPROVE RELIABILITY, FUNCTION DESIGN. FAIRCHILD DOES ASSUME LIABILITY ARISING APPLICATION PRODUCT CIRCUIT DESCRIBED HEREIN; NEITHER DOES CONVEY LICENSE UNDER PATENT RIGHTS, RIGHTS OTHERS.
LIFE SUPPORT POLICY
FAIRCHILD'S PRODUCTS AUTHORIZED CRITICAL COMPONENTS LIFE SUPPORT DEVICES SYSTEMS WITHOUT EXPRESS WRITTEN APPROVAL FAIRCHILD SEMICONDUCTOR CORPORATION. used herein: Life support devices systems devices systems which, intended surgical implant into body, support sustain life, whose failure perform when properly used accordance with instructions provided labeling, reasonably expected result significant injury user. critical component component life support device system whose failure perform reasonably expected cause failure life support device system, affect safety effectiveness.
PRODUCT STATUS DEFINITIONS Definition Terms
Datasheet Identification Advance Information Product Status Formative Design First Production Definition This datasheet contains design specifications product development. Specifications change manner without notice. This datasheet contains preliminary data, supplementary data will published later date. Fairchild Semiconductor reserves right make changes time without notice order improve design. This datasheet contains final specifications. Fairchild Semiconductor reserves right make changes time without notice order improve design. This datasheet contains specifications product that been discontinued Fairchild semiconductor. datasheet printed reference information only.
Rev.
Preliminary
Identification Needed
Full Production
Obsolete
Production
BC638 Rev.
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BC638 Switching Amplifier Applications Complement BC637

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