HHM1505 [TDK]
RF Transformer, 1805MHz Min, 1990MHz Max;
| 型号： | HHM1505 |
| 厂家： | 
TDK ELECTRONICS |
| 描述： | RF Transformer, 1805MHz Min, 1990MHz Max 变压器 |
| 文件： | 总2页 (文件大小：55K) |
| 中文： | 中文翻译 | 下载： | 下载PDF数据表文档文件 |
75115_HHM15
(1/2)
HHM15 series
RF Components
Balun Transformers
For Cellular Phone(including Bluetooth)
This small SMD type chip balun transformer is formed using a multi-
layer process. This miniaturized product(3.2×1.6mm) has roughly
1/3 the volume of previous product with equivalent characteristics.
FEATURES
TEMPERATURE RANGES
Type
Operating
Storage
Transformer
–25 to +75°C
–40 to +85°C
• Miniaturized SMD type(L2.0×W1.25×T0.95mm typ.).
• Low insertion loss(Example: 1.0dB max.).
APPLICATIONS
Impedance matching, balanced to unbalanced conversion for
mobile communication equipment
SHAPES AND DIMENSIONS/CIRCUIT DIAGRAM
2.0±0.15
0.95±0.1
6
1
5
2
4
3
Terminal connection
No.1 Unbalanced port
No.2 GND or DC feed
No.3 Balanced port
No.4 Balanced port
No.5 GND
6
5
4
1
2
3
0.65±0.2
0.3±0.2
No.6 N.C.
Balanced output
Balanced output
6
5
2
4
0.2±0.2 0.35±0.2
Dimensions in mm
1
3
Balanced input
RECOMMENDED PC BOARD PATTERN REFLOW
RECOMMENDED REFLOW SOLDERING CONDITIONS
0.3 0.2
This width is 50Ω.
Micro-strip line for 0.4mm thick
glass-epoxy substrate.
Natural
cooling
240°C max.
230°C
200°C
10s max.
6
1
5
2
4
3
HHM15
series
150°C
40s max.
120s max.
( )
Time s
ø0.3 Through-hole
0.3
Dimensions in mm
0.4
Specifications which provide more details for the proper and safe use of the described product are available upon request.
All specifications are subject to change without notice.
75115_HHM15
(2/2)
HHM15 series
RF Components
Balun Transformers
For Cellular Phone(including Bluetooth)
APPLICATIONS/ELECTRICAL CHARACTERISTICS(Typical)
Ta=25°C
Impedance (Ω)
Phase imbalance Amplitude imbalance Insertion
Frequency
(MHz)
Return loss
(dB)min.
Part No.
Type
Applications
at balanced port at balanced port
loss
(dB)
0.8
1
Unbalanced Balanced
(degree)
180±5
(dB)max.
HHM1502
HHM1503
HHM1504
HHM1505
HHM1509
HHM1512
HHM1513
HHM1517
HHM1520
HHM1521
DCS Lo
1619 to 1705 50
1710 to 1910 50
100
200
150
50
200
50
12
10
10
10
10
10
10
10
10
10
1
1
1
1
2
1
1
2
2
2
DCS/PCS Tx
EGSM Tx
DCS Rx/PCS
EGSM-DCS Lo
DCS Rx
180±10
180±10
180±10
180±10
180±5
880 to 915
50
1
0.6
1
1805 to 1990 50
1275 to 1525 50
1801 to 1880 50
Transformer
0.9
1.3
1.2
1
GSM Rx
925 to 967
50
50
180±5
Bluetooth
Bluetooth
Bluetooth
2400 to 2500 50
2400 to 2500 50
2400 to 2500 50
50
100
200
180±10
180±10
180±10
1
TYPICAL ELECTRICAL CHARACTERISTICS
FREQUENCY CHARACTERISTICS
HHM1504[Unbalance 50Ω/Balance 150Ω]
RETURN LOSS
AMPLITUDE BALANCE
0
1: 880.0MHz
1: 880.0MHz
4
2
0
0.18dB
2: 897.5MHz
0.17dB
3: 915.0MHz
0.171dB
–18.34dB
2: 897.5MHz
–19.9dB
3: 915.0MHz
–21.15dB
–10
–20
–30
–40
–50
1
2
3
3
1
2
–2
–4
800
850
900
950
1000
800
850
900
950
1000
(
)
Frequency MHz
(
)
Frequency MHz
INSERTION LOSS
PHASE BALANCE
0
1: 880.0MHz
–0.61dB
2: 897.5MHz
–0.58dB
3: 915.0MHz
–0.57dB
1: 880.0MHz
178.0deg
2: 897.5MHz
178.2deg
3: 915.0MHz
178.3deg
200
190
180
3
2
1
–1
–2
–3
–4
–5
3
2
1
170
160
800
850
900
950
1000
800
850
900
950
1000
(
)
Frequency MHz
(
)
Frequency MHz
TEST CIRCUIT
PHASE BALANCE AND AMPLITUDE BALANCE
RETURN LOSS AND INSERTION LOSS
Network analyzer
Network analyzer
Port 1
Port 2
Port 1
Port 2
Ideal transformer
50Ω
N1
N2
50Ω
Switch
75115_HHM15
010326
Specifications which provide more details for the proper and safe use of the described product are available upon request.
All specifications are subject to change without notice.
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