AH315
3.3 – 3.8 GHz WiMAX 2W Driver Amplifier
Applications
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802.16 WiMAX infrastructure
24-pin 5x5mm leadless QFN SMT package
Product Features
Functional Block Diagram
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•
•
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3.3 – 3.8 GHz
25 dB Gain
EVM <2.5 %@ 25 dBm Pout
Internal Active Bias
+5V Single Supply Voltage
+33 dBm P1dB
RoHS-compliant/Lead-free
5x5 mm QFN SMT package
1
2
3
4
5
15
14
13
12
11
Iref1
Vbias1
Vcc2
GND / NC
RF Out
RF Out
RF Out
GND / NC
RF In
RF In
General Description
Pin Configuration
The AH315 is a high dynamic range broadband driver
amplifier in a surface mount package. The two-stage
amplifier has 25 dB of gain, while achieving +25 dBm of
linear output power for 3.3–3.8 GHz WiMAX/WiBro
applications.
Pin No.
1
Function
Iref 1
2
Vbias1
RFin
4, 5
3, 6, 7, 8, 9, 10, 14, 18, 20 GND/NC
AH315 uses a high reliability +5V InGaP/GaAs HBT
process technology. The device incorporates proprietary
bias circuitry to compensate for variations in linearity and
current draw over temperature. The device does not require
any negative bias voltage; an internal active bias allows the
AH315 to operate directly off a commonly used single
+5V supply. The RoHS-compliant/Lead-free 5x5mm QFN
package is surface mountable to allow for low
manufacturing costs to the end user.
11, 12, 13
RFout
Vcc2
Iref 2
Vbias2
Vcc1
GND
15
16
17
19
Backside Paddle
The AH315 is targeted for use in a configuration for the
driver stage amplifier in 802.16 WiMAX base stations
where high linearity and medium power is required.
Ordering Information
Part No.
AH315-G
Description
3.3 – 3.8 GHz WiMAX 2W Driver Amp
AH315-PCB 3.4 – 3.6 GHz Evaluation Board
Standard T/R size = 1000 pieces on a 7” reel.
Data Sheet: Rev A 09/02/10
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Disclaimer: Subject to change without notice
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© 2010 TriQuint Semiconductor, Inc.