QHD-2BH-0.9G
QUAD HYBRID
REV: 003, 06/19/06
TECHNICAL DESCRIPTION
FEATURES
800 - 1000 MHz
APPLICATIONS
• GSM 800 BASE STATION
•
• LOW LOSS
• HIGH ISOLATION
• EXCELLENT PHASE/AMPLITUDE BALANCE
• SURFACE MOUNT
RF SUBSYSTEMS
• GSM 900 BASE STATION
RF SUBSYSTEMS
• LAND MOBILE RADIO (LMR) SYSTEMS
• RADAR COMMUNICATIONS
RoHS Compliant
• TV TRANSMITTERS
The Multi-Mix® QHD series provides a 3 dB 90° coupling with low insertion loss, low VSWR, and high
isolation. Accurate phase and amplitude balance make this series ideal for use in IQ networks, power
amplifiers, radio transceivers, receiver multicouplers and RF signal distribution and processing equipment.
QHD quad hybrids are fusion bonded multilayer stripline devices. The fusion bonding process yields a
homogeneous monolithic dielectric structure with reliability, ruggedness, and electrical performance that is
superior to conventional adhesive bonding techniques.
GENERAL SPECIFICATIONS
AMPLITUDE BALANCE
FREQUENCY RANGE
INSERTION LOSS
PHASE BALANCE
(dB MAX)
(MHz)
(dB MAX)
815 - 900
800 - 1000
0.12
0.15
± 0.15
90 ± 2°
RF
OPERATING
ISOLATION
VSWR
AVERAGE POWER
INTERFACE
TEMPERATURE
(dB MIN)
(MAX, ALL PORTS)
(WATTS, MAX.)
25
23
1.12:1
1.15:1
450
Leadless Surface Mount
-55° - +85° C
PACKAGE OUTLINE
QHD-2BH-0.9G
THE MULTI-MIX MICROTECHNOLOGY® GROUP IS ISO 9001:2000 REGISTERED
U.S. Patent 6,099,677 and other Patents Pending.
Merrimac Industries / 41 Fairfield Place, West Caldwell, NJ 07006
Tel: 1.888.434.MMFM / Fax: 973.882.5990 / Email: crm@merrimacind.com / www.merrimacind.com