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CHP1237

ANADIGICS
Part Number CHP1237
Manufacturer ANADIGICS
Description KPCS CDMA InGaP HBT Amplifier
Published Apr 2, 2010
Detailed Description CHP1237 KPCS CDMA www.DataSheet4U.com InGaP HBT Amplifier Module PRELIMINARY DATA SHEET - Rev 1.5 FEATURES • • • • • • ...
Datasheet PDF File CHP1237 PDF File

CHP1237
CHP1237

Overview
CHP1237 KPCS CDMA www.
DataSheet4U.
com InGaP HBT Amplifier Module PRELIMINARY DATA SHEET - Rev 1.
5 FEATURES • • • • • • • Small Profile (3 x 3 x 1 mm) PFTTM 50 Ω Matched Module High Linearity of -50 dBc High PAE of 39% InGaP HBT Technology Low Quiescent Current of 55 mA Single Positive Supply Voltage APPLICATIONS • Korean PCS CDMA handsets M12 Package 9 Pin 3 x 3 x 1 mm Surface Mount Module PRODUCT DESCRIPTION CHP1237 is an InGaP HBT amplifier module offering high performance for PCS CDMA wireless handsets.
It consists of a two-stage amplifier, 50 Ω matching network for both input and output, and a bias control circuit.
It is packaged in a 3 x 3 x 1 mm package using proprietary Passive-Free Technology (PFT)TM.
The package provides excellent electrical stability and low thermal resistance.
VCC C6 2.
7µF C5 220pF RFIN C4 27pF 1 2 CHP1237 3 9 8 7 5 6 RFOUT VREF2 4 C7 1nF VREF1 C8 1nF Figure 1: Block Diagram 08/2004 CHP1237 Table 1: Pad Description PIN 1 2 3 4 5 6 7 8 9 NAME V ...


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