參數(shù)資料
型號: MXR9745T1
廠商: MOTOROLA INC
元件分類: 功率晶體管
英文描述: XTAL MTL SMT HC49/USM
中文描述: UHF BAND, Si, N-CHANNEL, RF POWER, MOSFET
文件頁數(shù): 2/4頁
文件大小: 53K
代理商: MXR9745T1
MXR9745T1 MXR9745RT1
2
MOTOROLA RF DEVICE DATA
ELECTRICAL CHARACTERISTICS – continued
(TC = 25
°
C unless otherwise noted)
Characteristic
Symbol
Min
Typ
Max
Unit
ON CHARACTERISTICS
Gate Threshold Voltage
(VDS = 6 V, ID = 500
μ
A)
VGS(th)
1
1.3
2
Vdc
Forward Transconductance
(VDS = 6 V, ID = 400 mA)
gfs
550
mmhos
Resistance Drain–Source
(VGS = 4 V, ID = 100 mA)
RDS(on)
1
2.5
DYNAMIC CHARACTERISTICS
Input Capacitance
(VDS = 6 V, VGS = 0, f = 1 MHz)
Ciss
14
pF
Output Capacitance
(VDS = 6 V, VGS = 0, f = 1 MHz)
Coss
11
pF
Feedback Capacitance
(VDS = 6 V, VGS = 0, f = 1 MHz)
Crss
1.8
pF
FUNCTIONAL CHARACTERISTICS
Power Gain
(VDD = 6 Vdc, Pin = 23 dBm, IDQ = 250 mA, f = 850 MHz)
Gps
8
8.5
dB
Drain Efficiency
(VDD = 6 Vdc, Pin = 23 dBm, IDQ = 250 mA, f = 850 MHz)
η
D
55
60
%
Ruggedness Test
(VDD = 6 Vdc, Pin = 23 dBm, IDQ = 250 mA, f = 850 MHz,
Load VSWR = 20:1, All Phase Angles at Frequency Test)
Ψ
No Degradation in Output Power after Test
Table 1. Large Signal Impedance
VDD = 6 V, Pin = 23 dBm, IDQ = 250 mA
f
MHz
Zin
Ohms
ZOL*
Ohms
850
4.8 – j6.4
6 – j7.5
ZOL* is the conjugate of the optimum load
impedance into which the device output operates
at a given output power, voltage and frequency.
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