參數(shù)資料
型號(hào): MRF654
廠商: MOTOROLA INC
元件分類: 功率晶體管
英文描述: RF POWER TRANSISTOR NPN SILICON
中文描述: UHF BAND, Si, NPN, RF POWER TRANSISTOR
文件頁(yè)數(shù): 2/4頁(yè)
文件大?。?/td> 105K
代理商: MRF654
MRF654
2
MOTOROLA RF DEVICE DATA
ELECTRICAL CHARACTERISTICS — continued
(TC = 25
°
C unless otherwise noted.)
Characteristic
Symbol
Min
Typ
Max
Unit
ON CHARACTERISTICS
DC Current Gain
(IC = 1.0 Adc, VCE = 5.0 Vdc)
DYNAMIC CHARACTERISTICS
hFE
20
120
Output Capacitance
(VCB = 15 Vdc, IE = 0, f = 1.0 MHz)
FUNCTIONAL TESTS
Cob
31
45
pF
Common–Emitter Amplifier Power Gain
(VCC = 12.5 Vdc, Pout = 15 W, f = 512 MHz)
Collector Efficiency
(VCC = 12.5 Vdc, Pout = 15 W, f = 512 MHz)
Load Mismatch Stress
(VCC = 15.5 Vdc, f = 512 MHz, Pin = 3.0 W,
VSWR = 20:1, All Phase Angles)
Gpe
7.8
8.8
dB
η
55
63
%
ψ
No Degradation in Output Power
Figure 1. 440–512 MHz Broadband Test Circuit
C1, C5 — 68 pF Mini–Unelco
C2, C3 — 33 pF, Mini–Unelco
C4 — 47 pF, Mini–Unelco
C6, C11 — 10
μ
F, 25 V Tantalum
C7, C10 — 0.1
μ
F, Ceramic
C8, C9 — 91 pF, Mini–Unelco
L1, L4 — 4–1/2 Turns, #18 AWG, Enamel Covered, 0.16
ID
L2, L3 — 2 Turns, #18 AWG Enamel Covered, 0.16
ID
B — Ferrite Bead, Ferroxcube 56–590–65–3B
Z1–Z6 — See PCB Artwork
PCB — 1/32
G–10,
ε
r = 4.5 @ UHF
Socket — See Socket Drawings
JP1 — Jumper, #14 AWG w/Banana Plugs
JP1
L1
B
B
L4
C6
C8
C7
C9
C10
C11
+
VCC
SOCKET
L2
L3
C1
C2
C3
C4
Z1
Z2
Z3
Z4
Z5
C5
Z6
D.U.T.
+
+
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