HHM1589B1 TDK Corporation, HHM1589B1 Datasheet - Page 7

• Manufacturer Part Number: HHM1589B1
• Description: XFRMR BALUN RF 470-710MHZ SMD
• Manufacturer: TDK Corporation
• Series: HHMr

Specifications of HHM1589B1

• Frequency Range: 470 ~ 710MHz
• Mounting Type: Surface Mount
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Package / Case: -
• Impedance - Unbalanced/balanced: -
• Phase Difference: -
• Insertion Loss (max): -
• Return Loss (min): -

Multilayer Baluns, HHM Series
HHM1731A2 For DCS/Tx+Rx
SHAPES AND DIMENSIONS/CIRCUIT
RECOMMENDED PCB PATTERN
FREQUENCY CHARACTERISTICS
Unbalance 50Ω/Balance 200Ω
RETURN LOSS
INSERTION LOSS
• All specifications are subject to change without notice.
0.1±0.1 0.25±0.1
–10
–15
–20
–25
–30
–35
–40
–45
–50
–2.0
–2.5
–3.0
–3.5
–4.0
–4.5
–5.0
0.55±0.1
–0.5
–1.0
–1.5
–5
6
1
1600 1650
0
1600 1650
0
1.6±0.1
5
2
0.3
4
3
6
1
1700
1700
0.25
1
0.3±0.1
1
0.6±0.1
ø0.3 Through-hole
5
2
1750
Frequency ( MHz )
Frequency ( MHz )
1750
0.3
Dimensions in mm
4
3
0.25
1800
2
1800
2
1850
1850
This width is 50Ω.
Micro-strip line for 0.4mm thick
glass-epoxy substrate.
3
1900
3
1900
1950
1950
Dimensions in mm
2000
2000
1: 1710MHz
2: 1795MHz
3: 1880MHz
1: 1710MHz
2: 1795MHz
3: 1880MHz
–13.78dB
–23.34dB
–24.36dB
–0.95dB
–0.75dB
–0.70dB
Unbalanced
input
50Ω
1
6
5
2
4
3
Balanced
output
200Ω
ELECTRICAL CHARACTERISTICS
Unbalanced impedance
Balanced impedance
Frequency range
Unbalanced port return loss
Phase impedance at balanced port
Amplitude impedance at balanced port
Insertion loss
Temperature range
Packaging style and quantities
AMPLITUDE BALANCE
PHASE BALANCE
205
200
195
190
185
180
175
170
165
160
155
–2
–4
–1
–3
–5
1600 1650
5
4
3
2
1
0
1600 1650
1700
1700
1
1
Frequency ( MHz )
1750
Frequency ( MHz )
1750
1800
1800
2
2
1850
TERMINAL FUNCTIONS
1
2
3
4
5
6
1850
3
1900
Operating
Storage
3
1900
1950
1950
Unbalanced Port
GND or DC feed+ RF GND
Balanced Port
Balanced Port
GND
N.C.
001-01/ 20070830 /e8balun_hhm.fm
2000
2000
1: 1710MHz
2: 1795MHz
3: 1880MHz
1: 1710MHz
2: 1795MHz
3: 1880MHz
–0.45dB
–0.11dB
0.23dB
177.49deg.
176.67deg.
175.94deg.
50Ω
200Ω
1710 to 1880 MHz
10dB min.
180±10deg
0±2.0dB
1.2dB max.
–40 to +85°C
–40 to +85°C
4000pieces/reel
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