bias: 10V, 35mA
applications to 4 GHz
G = 18dB (0.1GHz), 9 dB (4GHz)
NF = 4-6 dB, P1dB=14.5dBm, IP3i= + 8 (1GHz)
| part number |
Gp, dB
@ 0.1 GHz |
Gp, dB
@ 4 GHz |
package |
outline |
data sheet |
|
 |
| MSA-9970 |
16.0 typ
14.5 min |
9.0 typ
8.0 min |
70 mil
ceramic |
 |
pdf |
|
packages: 70
SPICE model
* MSA-99 MODEL
* Combine with package model to complete
* MSA-99 uses MSA-09 die with feedback unconnected
* (added externally by user)
* DIE MODEL
Xa09 DIEOUT DIEIN DIEGND MSa09
.ENDS
* chip model
.SUBCKT MSa09 DIEOUT DIEIN DIEGND
RF DIEIN 13 150 (TC1=-0.8E-3)
RE Q2E DIEGND Q2E (TC1=-0.8E-3)
RB DIEIN DIEGND 2000 (TC1=-0.8E-3)
RBIAS Q1E DIEGND 115 (TC1=-0.8E-3)
RDC DIEIN DIEOUT 6000 (TC1=-0.8E-3)
CF DIEIN DIEOUT 0.114PF
CFB 13 DIEOUT 0.058PF
CP1 Q1E DIEOUT 0.020PF
CP2 Q2E DIEOUT 0.023PF
CP3 DIEGND DIEOUT 0.168PF
Xa09Q1 DIEOUT DIEIN Q1E a09Q1
Xa09Q2 DIEOUT Q1E Q2E a09Q2
.ENDS
* Q1 distributed base model
.SUBCKT a09Q1 Q1C Q1B Q1E
RB1 Q1B 11 2.6 (TC1=0.8E-3)
RB2 11 12 9.1 (TC1=1.2E-3)
RB3 12 B1 7.9 (TC1=1.8E-3)
RE E1 Q1E 0.63 (TC1=0.6E-3)
RC C1 Q1C 5 (TC1=0.6E-3)
Q1 C1 B1 E1 QMSA 156
DCD1 Q1B C1 DMOD 377
DCD2 11 C1 DMOD 138
DCD3 12 C1 DMOD 156
.ENDS
* Q2 distributed base model
.SUBCKT a09Q2 Q2C Q2B Q2E
RB1 Q2B 21 1.0 (TC1=0.8E-3)
RB2 21 22 3.3 (TC1=1.2E-3)
RB3 22 B2 2.8 (TC1=1.8E-3)
RE E2 Q2E 0.22 (TC1=0.6E-3)
RC C2 Q2C 5 (TC1=0.6E-3)
Q1 C2 B2 E2 QMSA 438
DCD1 Q2B C2 DMOD 782
DCD2 21 C2 DMOD 609
DCD3 22 C2 DMOD 385
.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 | |
| a9970i35.s2p .s2p | MSA-9970 s parameters at 35 mA | 
view |
Applications Literature
General Information about Amplifier ICs
Information about MSA Series IC Amplifiers
Assembly Information
|
