HHM1534 TDK Corporation, HHM1534 Datasheet - Page 30
![XFRMR BALUN RF WCDMA SMD](/photos/14/0/140097/0805-rf_sml.jpg)
HHM1534
Manufacturer Part Number
HHM1534
Description
XFRMR BALUN RF WCDMA SMD
Manufacturer
TDK Corporation
Series
HHMr
Datasheet
1.HHM1517.pdf
(53 pages)
Specifications of HHM1534
Frequency Range
1.92 ~ 1.98GHz, 2.11 ~ 2.17GHz
Impedance - Unbalanced/balanced
50 / 200 Ohm
Phase Difference
180° ±10
Insertion Loss (max)
1.0dB
Return Loss (min)
10dB
Package / Case
0805 (2012 Metric)
Mounting Type
Surface Mount
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Multilayer Baluns, HHM Series
HHM1523C1 For EGSM/Tx-Rx
SHAPES AND DIMENSIONS/CIRCUIT
RECOMMENDED PCB PATTERN
FREQUENCY CHARACTERISTICS
Unbalance 50Ω/Balance 100Ω
RETURN LOSS
INSERTION LOSS
• All specifications are subject to change without notice.
–10
–15
–20
–25
–30
–35
–40
–45
–50
–0.5
–1.5
–2.5
–3.5
–4.5
–5
0.2±0.2
0
–1
–2
–3
–4
–5
800
0
800
0.65±0.2
820
6
1
820
0.3
2.0±0.15
840 860
840 860
0.35±0.2
0.4
5
2
6
1
0.3
Frequency ( MHz )
Frequency ( MHz )
880 900 920 940 960 980 1000
4
3
5
2
1
880 900 920 940 960 980 1000
1
0.2
0.3±0.2
4
3
0.95±0.1
This width is 50Ω.
Micro-strip line for 0.4mm thick
glass-epoxy substrate.
ø0.3 Through-hole
2
Dimensions in mm
2
3
3
Dimensions in mm
1: 880MHz
2: 920MHz
3: 960MHz
1: 880MHz
2: 920MHz
3: 960MHz
–19.78dB
–21.30dB
–22.04dB
–0.80dB
–0.78dB
–0.77dB
Unbalanced
input
50Ω
1
6
5
2
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
–1
–2
–3
–4
–5
200
195
190
185
180
175
170
165
160
5
4
3
2
1
0
800
4
3
800
Balanced
output
100Ω
820
820
840 860
840 860
Frequency ( MHz )
Frequency ( MHz )
880 900 920 940 960 980 1000
1
880 900 920 940 960 980 1000
1
2
TERMINAL FUNCTIONS
1
2
3
4
5
6
2
Operating
Storage
3
3
Unbalanced Port
GND or DC feed+ RF GND
Balanced Port
Balanced Port
GND
N.C.
001-01/ 20070830 /e8balun_hhm.fm
1: 880MHz
2: 920MHz
3: 960MHz
1: 880MHz
2: 920MHz
3: 960MHz
0.370dB
0.450dB
0.515dB
180.7deg.
180.7deg.
180.8deg.
50Ω
100Ω
880 to 960MHz
10dB min.
180±10deg.
0±1.0dB
1.1dB max.
–40 to +85°C
–40 to +85°C
2000pieces/reel
(30/53)