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A840 Datasheet(PDF) 3 Page - NEC

Part # A840
Description  NPN SILICON EPITAXIAL TRANSISTOR WITH 2 DIFFERENT ELEMENTS IN A FLAT-LEAD 6-PIN THIN-TYPE ULTRA SUPER MINIMOLD PACKAGE
PDF  16 Pages
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Manufacturer  NEC [NEC]
Direct Link  http://www.nec.com/
Logo NEC - NEC

A840 Datasheet(HTML) 3 Page - NEC

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Data Sheet P14556EJ1V0DS00
3
µµµµPA840TC
(2) Q2
Parameter
Symbol
Conditions
MIN.
TYP.
MAX.
Unit
Collector Cutoff Current
ICBO
VCB = 10 V, IE = 0
−−
0.8
µA
Emitter Cutoff Current
IEBO
VEB = 1 V, IC = 0
−−
0.8
µA
DC Current Gain
hFE
VCE = 3 V, IC = 7 mA
Note 1
70
−
150
Gain Bandwidth Product
fT
VCE = 3 V, IC = 7 mA, f = 1 GHz
4.5
7.0
−
GHz
Feedback Capacitance
Cre
VCB = 3 V, IE = 0, f = 1 MHz
Note 2
−−
0.9
pF
Insertion Power Gain
|S21e|2
VCE = 3 V, IC = 7 mA, f = 1 GHz
10.0
12.0
−
dB
Noise Figure
NF
VCE = 3 V, IC = 7 mA, f = 1 GHz
−
1.4
2.7
dB
Notes 1. Pulse Measurement: PW
≤ 350
µs, Duty Cycle ≤ 2%
2. Collector to base capacitance when measured with capacitance meter (automatic balanced bridge
method), with emitter connected to guard pin of capacitance meter.
hFE CLASSIFICATION
Rank
FB
Marking
89
hFE Value of Q1
75 to 150
hFE Value of Q2
70 to 150



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