Designed for low noise, wide dynamic range front–end amplifiers and
low–noise VCO’s. Available in a surface–mountable plastic package. This
Motorola small–signal plastic transistor offers superior quality and performance
at low cost.
• High Gain–Bandwidth Product
fT = 7.0 GHz (Typ) @ 30 mA
• Low Noise Figure
NF = 1.7 dB (Typ) @ 500 MHz
• High Gain
GNF = 17 dB (Typ) @ 10 mA/500 MHz
• State–of–the–Art Technology
Fine Line Geometry
Ion–Implanted Arsenic Emitters
Gold Top Metallization and Wires
Silicon Nitride Passivation
• Available in tape and reel packaging options:
T1 suffix = 3,000 units per reel
IC = 60 mA
LOW NOISE
HIGH–FREQUENCY
TRANSISTOR
NPN SILICON
CASE 318–08, STYLE 6
SOT–23
LOW PROFILE
MAXIMUM RATINGS
RatingSymbolValueUnit
Collector–Emitter VoltageV
Collector–Base VoltageV
Emitter–Base VoltageV
Collector Current — ContinuousI
Power Dissipation @ T
Derate linearly above T
Storage TemperatureT
Maximum Junction TemperatureT
THERMAL CHARACTERISTICS
Thermal Resistance, Junction to CaseR
DEVICE MARKING
MMBR91 1LT1 = 7P
NOTE:
1. Case temperature measured on collector lead immediately adjacent to body of package.
case
case
= 75°C (1)
= 75°C
RatingSymbolValueUnit
P
CEO
CBO
EBO
C
D(max)
stg
Jmax
θJC
12Vdc
20Vdc
2.0Vdc
60mA
333
4.44
–55 to +150°C
150°C
225°C/W
mW
mW/°C
REV 8
Motorola, Inc. 1997
MMBR911LT1MOTOROLA RF DEVICE DATA
1
Page 2
ELECTRICAL CHARACTERISTICS (T
CharacteristicSymbolMinTypMaxUnit
= 25°C unless otherwise noted)
C
OFF CHARACTERISTICS
Collector–Emitter Breakdown V oltage
(IC = 1.0 mA, IB = 0)
Collector–Base Breakdown Voltage
(IC = 0.1 mA, IE = 0)
Emitter–Base Breakdown Voltage
(IE = 0.1 mA, IC = 0)
Collector Cutoff Current
(VCB = 15 Vdc, IE = 0)
ON CHARACTERISTICS
DC Current Gain
(IC = 30 mAdc, VCE = 10 Vdc)
DYNAMIC CHARACTERISTICS
Collector–Base Capacitance
(VCB = 10 Vdc, IE = 0, f = 1.0 MHz)
Current Gain–Bandwidth Product
(VCE = 10 Vdc, IC = 30 mAdc, f = 1.0 GHz)
FUNCTIONAL TESTS
Gain @ Noise Figure
(IC = 10 mAdc, VCE = 10 Vdc)f = 0.5 GHz
Noise Figure
(IC = 10 mAdc, VCE = 10 Vdc)f = 0.5 GHz
f = 1.0 GHz
f = 1.0 GHz
V
(BR)CEO
V
(BR)CBO
V
(BR)EBO
I
CBO
h
FE
C
cb
f
T
G
NF
NF
12——Vdc
20——Vdc
2.0——Vdc
——50nAdc
30—200—
——1.0pF
—6.0—GHz
—
—
—
—
17
11
2.0
2.9
—
—
—
—
dB
dB
10
8
6
4
2
0
, CURRENT GAIN-BANDWIDTH PRODUCT (GHz)
T
010203040
f
IC, COLLECTOR CURRENT (mA)
VCE = 10 V
f = 1 GHz
Figure 1. Current Gain–Bandwidth versus
Collector Current @ 1.0 GHz
50
MMBR911LT1
2
MOTOROLA RF DEVICE DATA
Page 3
2.5
2.5
f = 1 MHz
2
2
1.5
1
, INPUT CAP ACITANCE (pF)
ib
0.5
C
0
0
Figure 2. Input Capacitance versus
20
16
12
8
, GAIN AT NOISE FIGURE (dB)
NF
4
G
0
0
C
ib
, OUTPUT CAP ACITANCE (pF), C
f = 1 MHz
C
12 3
VBE, BASE–EMITTER VOLTAGE (Vdc)
Base–Emitter V oltage
f = 500 MHz
1 GHz
VCE = 10 V
102030
IC, COLLECTOR CURRENT (mA)
1.5
1
ob
0.5
cb
0
0
12 34 5678910
Vcb, COLLECTOR–BASE VOL TAGE (Vdc)
Figure 3. Output Capacitances versus
5
4
3
2
NF, NOISE FIGURE (dB)
0
0
C
ob
C
cb
Collector–Base V oltage
f = 1 GHz
500 MHz
VCE = 10 V
102030
IC, COLLECTOR CURRENT (mA)
Figure 4. Gain at Noise Figure versus
25
20
15
10
, GAIN AT NOISE FIGURE (dB)
NF
5
G
0
0.2
0.30.511.52
Figure 6. Gain at Noise Figure and Noise
Figure versus Frequency
Collector Current
G
NF
NF
f, FREQUENCY (GHz)
VCE = 10 V
IC = 10 mA
5
4
3
2
NF, NOISE FIGURE (dB)
1
0
(dB)
2
|
21
MAX AND |S
U
G
30
25
20
15
10
5
0.2
Figure 5. Noise Figure versus Collector Current
VCE = 10 V
IC = 30 mA
GUMAX
2
|S21|
0.30.512
f, FREQUENCY (GHz)
1.5
Figure 7. Maximum Unilateral Gain and
Insertion Gain versus Frequency
MMBR911LT1MOTOROLA RF DEVICE DATA
3
Page 4
+j10
V
CE
I
C
f
0
–j10
+j25
–j25
+j50
2
1.5
251050100250 500150
1
11
0.5
f = 0.2 GHz
–j50
S
2
1
1.5
0.5
+j100
f = 0.2 GHz
S
22
–j100
+j150
–j250
–j150
+j250
+j500
–j500
+150
°
180
°
16 14 12 10 8 6 4 2
–150
°
+120
S
21
–120
°
f = 0.2 GHz
f = 0.2 GHz
°
+90
°
+60
°
+30
0.4
–30
°
0
°
°
S
21
2
S
0.5
1
–90
12
1.5
1
0.5
2
0.20.1
0.3
S
12
–60
°
°
Figure 8. Input and Output Reflection
Coefficients versus Frequency
VCE = 10 V, IC = 30 mA
V
(Volts)
10
I
(mA)
2.0200
5.0200
10200
20200
30200
(MHz)
f
500
1000
1500
2000
500
1000
1500
2000
500
1000
1500
2000
500
1000
1500
2000
500
1000
1500
2000
Figure 9. Forward and Reverse Transmission
|S11|
0.82
0.60
0.47
0.46
0.47
0.66
0.43
0.37
0.38
0.40
0.49
0.33
0.32
0.35
0.37
0.36
0.28
0.29
0.33
0.36
0.32
0.27
0.29
0.34
0.37
S
11
∠Ăφ
–45 –
–96 –
–149–
–179–
162
–63–
–117–
–163–
176
160
–83 –
–134–
–171–
173
159
–103–
–149–
–176–
172
158
–114–
–156–
–178–
170
156
|S21|
4.14
3.23
2.16
1.59
1.35
8.63
5.29
3.05
2.17
1.81
12.70
6.42
3.53
2.46
2.04
15.25
6.95
3.73
2.60
2.14
15.64
6.92
3.71
2.58
2.13
S
21
∠Ăφ
145
112
85
71
57
134
100
82
70
57
124
94
80
69
58
114
90
78
68
58
109
88
78
68
57
T able 1. Common Emitter S–Parameters
Coefficients versus Frequency
VCE = 10 V, IC = 30 mA
S
12
|S12|
0.06
0.09
0.11
0.13
0.16
0.05
0.07
0.11
0.15
0.19
0.04
0.07
0.12
0.16
0.20
0.03
0.06
0.12
0.17
0.21
0.03
0.06
0.12
0.16
0.21
∠Ăφ
66
49
49
55
62
64
58
63
65
65
65
66
70
69
66
69
72
73
71
67
71
73
74
72
68
|S22|
0.88
0.71
0.62
0.58
0.56
0.75
0.55
0.48
0.45
0.43
0.62
0.44
0.41
0.38
0.35
0.52
0.39
0.37
0.34
0.32
0.48
0.38
0.37
0.34
0.32
S
22
∠Ăφ
–16
–27
–34
–43
–51
–25
–31
–36
–44
–51
–30
–32
–36
–45
–52
–32
–30
–35
–43
–52
–29
–27
–33
–44
–51
MMBR911LT1
MOTOROLA RF DEVICE DATA
4
Page 5
P ACKAGE DIMENSIONS
NOTES:
1. DIMENSIONING AND TOLERANCING PER ANSI
Y14.5M, 1982.
2. CONTROLLING DIMENSION: INCH.
A
L
3
1
2
S
B
GV
C
D
H
K
J
3. MAXIMUM LEAD THICKNESS INCLUDES LEAD
FINISH THICKNESS. MINIMUM LEAD THICKNESS
IS THE MINIMUM THICKNESS OF BASE
MATERIAL.
INCHES
DIMAMINMAXMINMAX
0.1102 0.11972.803.04
B 0.0472 0.05511.201.40
C 0.0350 0.04400.891.11
D 0.0150 0.02000.370.50
G 0.0701 0.08071.782.04
H 0.0005 0.00400.0130.100
J 0.0034 0.00700.0850.177
K 0.0140 0.02850.350.69
L 0.0350 0.04010.891.02
S 0.0830 0.10392.102.64
V 0.0177 0.02360.450.60
STYLE 6:
PIN 1. BASE
2. EMITTER
3. COLLECTOR
MILLIMETERS
CASE 318–08
ISSUE AF
MMBR911LT1MOTOROLA RF DEVICE DATA
5
Page 6
Motorola reserves the right to make changes without further notice to any products herein. Motorola makes no warranty , representation or guarantee regarding
the suitability of its products for any particular purpose, nor does Motorola assume any liability arising out of the application or use of any product or circuit, and
specifically disclaims any and all liability, including without limitation consequential or incidental damages. “T ypical” parameters which may be provided in Motorola
data sheets and/or specifications can and do vary in different applications and actual performance may vary over time. All operating parameters, including “Typicals”
must be validated for each customer application by customer’s technical experts. Motorola does not convey any license under its patent rights nor the rights of
others. Motorola products are not designed, intended, or authorized for use as components in systems intended for surgical implant into the body, or other
applications intended to support or sustain life, or for any other application in which the failure of the Motorola product could create a situation where personal injury
or death may occur. Should Buyer purchase or use Motorola products for any such unintended or unauthorized application, Buyer shall indemnify and hold Motorola
and its officers, employees, subsidiaries, affiliates, and distributors harmless against all claims, costs, damages, and expenses, and reasonable attorney fees
arising out of, directly or indirectly, any claim of personal injury or death associated with such unintended or unauthorized use, even if such claim alleges that
Motorola was negligent regarding the design or manufacture of the part. Motorola and are registered trademarks of Motorola, Inc. Motorola, Inc. is an Equal
Opportunity/Affirmative Action Employer.
How to reach us:
USA/EUROPE/Locations Not Listed: Motorola Literature Distribution;JAPAN: Nippon Motorola Ltd.: SPD, Strategic Planning Office, 4–32–1,
P.O. Box 5405, Denver, Colorado 80217. 303–675–2140 or 1–800–441–2447Nishi–Gotanda, Shinagawa–ku, Tokyo 141, Japan. 81–3–5487–8488
Mfax: RMFAX0@email.sps.mot.com – TOUCHTONE 602–244–6609ASIA/PACIFIC: Motorola Semiconductors H.K. Ltd.; 8B Tai Ping Industrial Park,
– US & Canada ONLY 1–800–774–1848 51 Ting Kok Road, T ai Po, N.T., Hong Kong. 852–26629298
INTERNET: http://motorola.com/sps
Mfax is a trademark of Motorola, Inc.
MMBR911LT16
◊
MOTOROLA RF DEVICE DATA
MMBR911L T1/D
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