bias: 7 V, 25 mA
f3dB = 2.8 GHz
G = 12.5 dB, NF = 6.5 dB, P1dB = 4.5 dBm, IP3i = +2 dBm
| part number |
Gp, dB
@ 0.1 GHz |
package |
outline |
data sheet |
|
 |
| MSA-0204 |
12.0 typ
10.0 min
@ 0.5 GHz |
145 mil
plastic |
 |
pdf |
|
|
| MSA-0235 |
12.5 typ
11.5 min |
micro-x |
 |
pdf |
|
|
| MSA-0236 |
12.5 typ
11.5 min |
micro-x
trim lead |
 |
pdf |
|
|
| MSA-0270 |
12.5 typ
11.5 min |
70 mil
ceramic |
 |
pdf |
|
|
| MSA-0285 |
12.0 typ
10.0 min
@ 1 GHz |
85 mil
plastic |
 |
pdf |
|
|
| MSA-0286 |
12.0 typ
10.0 min
@ 1 GHz |
SMT
85 mil
plastic |
 |
pdf |
|
|
MSA-0200
(obsolete) |
12.5 typ |
chip |
 |
pdf |
|
packages: 04 35 36 70 85 86
SPICE model
* MSA-02 MODEL
* Combine with package model to complete
* DIE MODEL
Xa02 DIEOUT DIEIN DIEGND MSa02
.ENDS
* chip model
.SUBCKT MSa02 DIEOUT DIEIN DIEGND
RF DIEIN DIEOUT 330 (TC1=-0.8E-3)
RB DIEIN DIEGND 156 (TC1=-0.8E-3)
RBIAS Q1E DIEGND 167 (TC1=-0.8E-3)
RE Q2E DIEGND 5 (TC1=-0.8E-3)
CF DIEIN DIEOUT 0.12PF
CP1 Q1E DIEOUT 0.033PF
CP3 DIEGND DIEOUT 0.103PF
Xa02Q1 DIEOUT DIEIN Q1E a02Q1
Xa02Q2 DIEOUT Q1E Q2E a02Q2
.ENDS
* Q1 distributed base model
.SUBCKT a02Q1 Q1C Q1B Q1E
RB1 Q1B 11 5.0 (TC1=0.8E-3)
RB2 11 12 13.2 (TC1=1.2E-3)
RB3 12 B1 9.9 (TC1=1.8E-3)
RE E1 Q1E 0.78 (TC1=0.6E-3)
RC C1 Q1C 5 (TC1=0.6E-3)
Q1 C1 B1 E1 QMSA 125
DCD1 Q1B C1 DMOD 348
DCD2 11 C1 DMOD 390
DCD3 12 C1 DMOD 114
.ENDS
* Q2 distributed base model
.SUBCKT a02Q2 Q2C Q2B Q2E
RB1 Q2B 21 2.5 (TC1=0.8E-3)
RB2 21 22 6.6 (TC1=1.2E-3)
RB3 22 B2 5.0 (TC1=1.8E-3)
RE E2 Q2E 0.39 (TC1=0.6E-3)
RC C2 Q2C 5 (TC1=0.6E-3)
Q1 C2 B2 E2 QMSA 250
DCD1 Q2B C2 DMOD 564
DCD2 21 C2 DMOD 780
DCD3 22 C2 DMOD 228
.ENDS
.MODEL DMOD D(IS=1E-25, CJO=2.45E-16, VJ=.76,
+ M=.53, BV=45, IBV=1E-9)
.MODEL QMSA NPN (BF=90, BR=5, IS=1.65E-18, VA=20,
+ TF=12PS, CJE=1.8E-15, VJE=1.01, MJE=0.6,
+ PTF=25, XTB=1.818, VTF=6, ITF=3E-4,
+ IKF=1.333E-4, XTF=4, NF=1.03, ISE=5E-15,
+ NE=2.5)
To complete the transistor model, the above die model must be combined
with one of the following package models.
| file name | description | |
| a0200i25.s2p | MSA-0200 s and noise parameters at 25 mA | 
view |
| a0204i25.s2p | MSA-0204 s and noise parameters at 25 mA |
view |
| a0235i25.s2p | MSA-0235 s and noise parameters at 25 mA |
view |
| a0235i25.s2p | MSA-0236 s and noise parameters at 25 mA |
view |
| a0270i25.s2p | MSA-0270 s and noise parameters at 25 mA |
view |
| a0285i25.s2p | MSA-0285 s and noise parameters at 25 mA |
view |
| a0286i25.s2p | MSA-0286 s and noise parameters at 25 mA |
view |
Applications Literature
General Information about Amplifier ICs
Information about MSA Series IC Amplifiers
Assembly Information
|
