DS30031 Rev. B-5 1 of 5 BFR92A
BFR92A
NPN WIDEBAND TRANSISTOR
Features
·RF Wideband Amplifier/Oscillator
·5GHz Transition Frequency
·Low Intermodulation Distortion
·High Power Gain
·Low Noise
Characteristic Symbol BRF92A Unit
Collector-Base Voltage VCBO 20 V
Collector-Emitter Voltage VCEO 15 V
Emitter-Base Voltage VEBO 2.0 V
Collector Current - Continuous (Note 1) IC30 mA
Power Dissipation (Note 1) @ TA= 60°CPd200 mW
Thermal Resistance, Junction to Ambient (Note 1) RqJA 450 K/W
Operating and Storage Temperature Range Tj,T
STG -65 to +150 °C
Maximum Ratings @ TA= 25°C unless otherwise specified
A
E
JL
M
BC
H
G
D
K
TOP VIEW
C
E
B
Mechanical Data
·Case: SOT-23, Molded Plastic
·Leads/Terminals: Solderable per MIL-STD-202,
Method 208
·Terminal Connections: See Diagram
·Marking: +P2
·Weight: 0.008 grams (approx.)
SOT-23
Dim Min Max
A0.37 0.51
B1.19 1.40
C2.10 2.50
D0.89 1.05
E0.45 0.61
G1.78 2.05
H2.65 3.05
J0.013 0.15
K0.89 1.10
L0.45 0.61
M0.076 0.178
All Dimensions in mm
Notes: 1. Device mounted on ceramic substrate 0.7mm x 2.5 cm2area.
DS30031 Rev. B-5 2 of 5 BRF92A
Electrical DC Characteristics @ TA= 25°C unless otherwise specified
Notes: 1. Device mounted on ceramic substrate 0.7mm x 2.5 cm2area.
Characteristic Symbol Min Typ Max Unit Test Condition
DC Current Gain hFE 65 ¾150 ¾VCE = 10V, IC= 14mA
Collector - Emitter Cutoff Current ICES ¾¾100 mAVBE = 0V, VCE = 20V
Collector - Base Cutoff Current ICBO ¾¾50 nA IE= 0V, VCB = 10V
Collector-Base Breakdown Voltage V(BR)CBO 20 ¾¾ VIC= 10mA, IE= 0
Collector-Emitter Breakdown Voltage V(BR)CEO 15 ¾¾ VIC= 1.0mA, IB= 0
Emitter- Base Breakdown Voltage V(BR)EBO 2.0 ¾¾ VIE= 10mA, IC= 0
Characteristic Symbol Min Typ Max Unit Test Condition
Transition Frequency fT5.0 ¾¾GHz VCE = 10V, IC= 14mA,
f = 500MHz
Collector - Base Capacitance Ccbo ¾0.3 ¾pF VCB = 10V, f = 1.0MHz
Collector - Emitter Capacitance Cceo ¾0.15 ¾pF VCE = 10V, f =1.0MHz
Emitter - Base Capacitance Cebo ¾0.65 pF VEB = 0.5V, f =1.0MHz
Noise Figure NF ¾1.8 ¾dB VCE = 10V, IC= 2.0mA,
ZS= 50W, f = 800MHz
Power Gain Gpe ¾16 ¾dB
VCE = 10V, IC= 14mA,
ZS= 50W, ZL=Z
lopt,
f = 800MHz
Linear Fall Time V1= V2¾120 ¾mV
VCE = 10V, IC= 14mA,
dIM = 60dB, ZS= ZL= 50W,
f1= 806MHz, f2= 810MHz
Third Order Intercept Point IP3¾24 ¾dBm VCE = 10V, IC= 14mA,
f = 800MHz
Electrical AC Characteristics @ TA= 25°C unless otherwise specified
DS30031 Rev. B-5 3 of 5 BFR92A
Common Emitter S - Parameters @ TA= 25°C, ZO= 50Wunless otherwise specified
VCE/V IC/mA f/MHz
S11 S21 S12 S22
LINEAR
MAG
ANGULAR
MAG
LINEAR
MAG
ANGULAR
MAG
LINEAR
MAG
ANGULAR
MAG
LINEAR
MAG
ANGULAR
MAG
¾DEGREE ¾DEGREE ¾DEGREE ¾DEGREE
5.0
2.0
100
300
500
800
1000
1200
1500
1800
2000
0.902
0.761
0.577
0.399
0.339
0.303
0.284
0.272
0.278
-17.5
-50.2
-76.8
-105.3
-121.9
-138.1
-163-3
172.9
159.4
6.38
5.51
4.48
3.28
2.79
2.45
2.07
1.79
1.65
164.6
137.8
117.8
98.9
90.0
82.1
71.4
62.5
57.3
0.025
0.064
0.086
0.104
0.114
0.124
0.140
0.157
0.171
79.9
63.1
53.7
49.7
50.3
51.1
53.1
55.5
56.6
0.978
0.859
0.736
0.642
0.618
0.603
0.577
0.560
0.558
-7.6
-19.3
-24.2
-25.3
-26.0
-28.0
-31.2
-33.9
-36.0
5.0
100
300
500
800
1000
1200
1500
1800
2000
0.783
0.534
0.351
0.220
0.188
0.175
0.189
0.200
0.214
-27.2
-69.6
-97.6
-128.3
-145.2
-162.0
175.1
153.5
140.6
12.84
9.12
6.41
4.28
3.53
3.04
2.51
2.16
1.98
155.8
122.8
104.8
89.8
82.9
76.5
67.8
60.2
55.8
0.023
0.052
0.068
0.091
0.107
0.124
0.149
0.175
0.194
76.3
61.9
59.5
61.1
62.5
62.8
63.0
62.4
61.6
0.934
0.711
0.580
0.518
0.515
0.510
0.494
0.483
0.481
-12.7
-25.1
-25.6
-22.1
-22.2
-24.1
-27.3
-30.0
-32.6
10
100
300
500
800
1000
1200
1500
1800
2000
0.641
0.362
0.229
0.148
0.136
0.133
0.160
0.183
0.198
-38.1
-85.8
-116.7
-151.6
-168.5
176.8
158.3
139.4
130.4
19.40
11.09
7.27
4.69
3.83
3.27
2.70
2.30
2.12
146.3
112.0
97.3
84.9
79.0
73.4
65.7
58.9
54.8
0.020
0.043
0.062
0.089
0.108
0.127
0.156
0.184
0.203
73.2
65.2
66.3
68.1
68.1
67.8
66.5
64.8
63.5
0.869
0.597
0.496
0.465
0.473
0.473
0.461
0.452
0.450
-17.6
-26.0
-22.9
-18.1
-18.4
-20.6
-24.6
-27.4
-30.1
14
100
300
500
800
1000
1200
1500
1800
2000
0.566
0.301
0.195
0.137
0.129
0.132
0.162
0.183
0.204
-44.3
-94.2
-127.0
-164.6
-179.9
167.7
153.1
136.6
127.4
22.20
11.58
7.43
4.78
3.88
3.30
2.72
2.32
2.13
141.5
108.1
94.6
83.2
77.6
72.3
64.9
58.1
54.1
0.019
0.041
0.060
0.089
0.109
0.128
0.157
0.185
0.205
72.7
67.5
69.0
70.1
69.9
69.1
67.5
65.6
64.1
0.832
0.560
0.475
0.456
0.466
0.469
0.456
0.448
0.446
-19.4
-25.1
-20.9
-16.5
-17.1
-19.4
-23.4
-26.3
-29.2
20
100
300
500
800
1000
1200
1500
1800
2000
0.484
0.251
0.181
0.144
0.138
0.145
0.179
0.202
0.220
-52.5
-106.2
-141.8
-177.4
169.3
159.1
148.3
133.7
125.9
24.55
11.67
7.37
4.70
3.82
3.26
2.67
2.28
2.10
136.0
104.3
92.1
81.3
76.0
70.9
63.7
57.0
52.8
0.018
0.039
0.058
0.088
0.108
0.127
0.157
0.185
0.205
72.0
69.5
71.5
72.0
71.4
70.6
68.4
66.4
64.8
0.788
0.531
0.466
0.456
0.469
0.472
0.461
0.453
0.452
-20.7
-22.8
-18.3
-14.4
-15.3
-18.1
-22.4
-25.4
-28.4
DS30031 Rev. B-5 4 of 5 BFR92A
Common Emitter S - Parameters @ TA= 25°C, ZO= 50Wunless otherwise specified
VCE/V IC/mA f/MHz
S11 S21 S12 S22
LINEAR
MAG
ANGULAR
MAG
LINEAR
MAG
ANGULAR
MAG
LINEAR
MAG
ANGULAR
MAG
LINEAR
MAG
ANGULAR
MAG
¾DEGREE ¾DEGREE ¾DEGREE ¾DEGREE
10
2.0
100
300
500
800
1000
1200
1500
1800
2000
0.915
0.780
0.597
0.405
0.339
0.294
0.261
0.240
0.243
-16.2
-46.7
-71.2
-97.6
-113.1
-129.6
-155.8
179.2
163.2
6.32
5.56
4.57
3.37
2.87
2.53
2.13
1.84
1.70
165.5
139.6
119.9
101.0
92.3
84.2
73.7
64.8
59.8
0.020
0.054
0.073
0.089
0.098
0.107
0.121
0.136
0.149
80.5
65.1
55.8
52.2
53.0
54.3
56.8
59.2
61.1
0.981
0.883
0.778
0.692
0.677
0.663
0.643
0.630
0.630
-6.2
-16.1
-20.4
-21.6
-22.4
-24.0
-27.0
-29.6
-31.4
5.0
100
300
500
800
1000
1200
1500
1800
2000
0.816
0.569
0.372
0.220
0.175
0.153
0.153
0.157
0.170
-24.3
-62.7
-87.9
-114.2
-129.6
-145.8
-175.7
158.0
143.4
12.50
9.15
6.55
4.41
3.63
3.13
2.59
2.22
2.04
157.7
125.3
106.9
91.6
84.6
78.3
69.7
62.1
57.9
0.019
0.044
0.059
0.079
0.093
0.107
0.129
0.152
0.168
77.2
63.6
60.6
62.3
63.9
64.8
65.5
65.5
65.3
0.947
0.761
0.647
0.592
0.590
0.589
0.576
0.567
0.567
-10.3
-20.5
-21.1
-18.8
-19.1
-20.8
-24.1
-26.6
-28.7
10
100
300
500
800
1000
1200
1500
1800
2000
0.696
0.397
0.237
0.132
0.103
0.097
0.116
0.133
0.148
-33.7
-75.7
-101.2
-130.2
-149.3
-165.8
167.2
141.3
129.4
18.83
11.20
7.41
4.81
3.92
3.35
2.76
2.36
2.16
148.4
114.4
99.0
86.4
80.4
75.0
67.5
60.4
56.4
0.017
0.038
0.054
0.078
0.094
0.111
0.136
0.160
0.178
74.6
66.4
67.0
68.9
69.4
69.5
69.0
67.9
66.8
0.896
0.666
0.577
0.553
0.560
0.561
0.551
0.545
0.549
-13.8
-20.8
-18.6
-15.5
-16.0
-18.2
-21.9
-24.4
-27.1
14
100
300
500
800
1000
1200
1500
1800
2000
0.639
0.339
0.199
0.113
0.093
0.090
0.118
0.137
0.155
-38.8
-82.4
-110.0
-144.1
160.9
179.0
158.6
137.7
125.7
21.41
11.61
7.52
4.83
3.93
3.36
2.76
2.35
2.16
143.8
110.2
96.3
84.4
78.9
73.7
66.4
59.5
55.6
0.016
0.036
0.053
0.077
0.094
0.110
0.136
0.161
0.178
73.2
67.5
69.4
70.7
71.1
70.5
69.8
68.4
67.4
0.866
0.636
0.562
0.549
0.556
0.560
0.550
0.546
0.548
-15.2
-19.8
-16.9
-14.2
-14.9
-17.3
-21.0
-24.0
-26.5
20
100
300
500
800
1000
1200
1500
1800
2000
0.576
0.286
0.177
0.113
0.101
0.107
0.136
0.160
0.181
-45.8
-91.7
-123.1
-161.1
-177.3
168.1
152.5
133.1
124.2
23.38
11.55
7.34
4.69
3.81
3.24
2.67
2.27
2.09
138.5
106.1
93.4
82.2
77.1
72.0
64.8
58.1
54.0
0.015
0.034
0.051
0.075
0.092
0.109
0.159
0.176
72.0
69.0
71.3
72.4
72.4
71.9
70.9
69.5
68.4
0.836
0.620
0.565
0.557
0.568
0.571
0.564
0.559
0.560
-15.8
-17.7
-14.7
-12.6
-13.8
-16.4
-20.4
-23.5
-25.9
DS30031 Rev. B-5 5 of 5 BFR92A
0
0.5
1.0
1.5
2.0
2.5
3
.
0
0510 15 20 25 30
NF - NOISE FIGURE (dB)
I , COLLECTOR CURRENT (mA)
Fi
g
4. Noise Fi
g
ure vs. Collector Current
C
V = 10V, f = 800MHz
Z
CE
S=50W
0
1000
2000
3000
4000
5000
6000
0510 15 20 25 30
f , TRANSITION FREQUENCY (MHz)
T
I , COLLECTOR CURRENT (mA)
Fi
g
3. Transition Frequenc
y
vs. Collector Current
C
V = 10V
f = 500MHz
CE
0
0.2
0.4
0.6
0.8
1
.
0
048121620
C - COLLECTOR - BASE CAPACITANCE (pF)
cb
V - COLLECTOR - BASE VOLTAGE (V)
CB
Fig. 2 Collector - Base Capacitance vs.
Collector - Base Volta
g
e
f = 1.0MHz
0
50
100
150
200
2
5
0
0 30 60 90 120 150
P , TOTAL POWER DISSIPATION (mW)
tot
T - AMBIENT TEMPERATURE ( C)
A°
Fig. 1 Total Power Dissipation vs.
Ambient Tem
p
erature