PM54-121K JW Miller A Bourns Company, PM54-121K Datasheet - Page 20

• Manufacturer Part Number: PM54-121K
• Description: INDUCTOR UNSHIELD 120UH .48A SMT
• Manufacturer: JW Miller A Bourns Company
• Series: PM54r
• Type: Ferrite Corer

Specifications of PM54-121K

• Inductance: 120µH
• Current: 480mA
• Tolerance: ±10%
• Shielding: Unshielded
• Dc Resistance (dcr): 930 mOhm
• Self Resonant Freq: 8MHz
• Package / Case: 0.228" L x 0.205" W x 0.177" H (5.80mm x 5.20mm x 4.50mm)
• Mounting Type: Surface Mount
• Operating Temperature: -30°C ~ 100°C
• Frequency - Test: 1kHz
• Material - Core: Ferrite
• Applications: Power Supplies
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Q @ Freq: -
• Current - Saturation: -
• Current - Temperature Rise: -
• Other names: M4121TR

PM1608 Series
Electrical Specifi cations
Product Dimensions
Pad Layout
Part Number
PM1608-1R0M-RC
PM1608-1R5M-RC
PM1608-2R2M-RC
PM1608-3R3M-RC
PM1608-4R7M-RC
PM1608-6R8M-RC
PM1608-100M-RC
PM1608-150M-RC
PM1608-220M-RC
PM1608-330M-RC
PM1608-470M-RC
PM1608-680M-RC
PM1608-101M-RC
PM1608-151M-RC
PM1608-221M-RC
PM1608-331M-RC
PM1608-471M-RC
PM1608-681M-RC
PM1608-102M-RC
Revised PM1608
Revised PM1608
(0.063)
(0.120)
1.60
3.05
TYP.
REF.
(0.260)
(0.170)
6.60
4.32
REF.
REF.
Value (µH)
Revised
(0.161)
(0.276)
TYP.
MAX.
4.10
7.00
1000
100
150
220
330
470
680
1.0
1.5
2.2
3.3
4.7
6.8
10
15
22
33
47
68
MAX.
TYP.
(0.115)
2.92
Value (µH)
(0.050)
Original
1.27
(0.175)
(0.118)
MAX.
4.45
3.00
1000
100
150
220
330
470
680
1.0
1.5
2.2
3.3
4.7
6.8
10
15
22
33
47
68
REF.
DCR ( )
Revised
0.05
0.05
0.07
0.08
0.09
0.13
0.16
0.23
0.37
0.51
0.64
0.86
13.8
1.3
2.0
3.2
3.8
5.1
9.2
Original
DCR ( )
13.80
0.05
0.05
0.07
0.08
0.09
0.13
0.16
0.23
0.37
0.51
0.64
0.86
1.27
2.00
2.65
3.80
5.06
9.20
(.115)
Original PM1608
2.92
Original PM1608
(.160)
MAX.
4.06
(.050)
1.27
Revised
Irms (A)
0.80
0.60
0.50
0.40
0.30
0.25
0.20
0.16
0.15
0.12
0.07
2.9
2.8
2.4
2.0
1.5
1.4
1.1
1.0
(.040)
1.02
(.260)
MAX.
6.60
Original
Irms (A)
0.80
0.60
0.50
0.40
0.30
0.25
0.20
0.16
0.15
0.12
0.07
2.9
2.8
2.4
2.0
1.5
1.4
1.1
1.0
(.055)
1.40
(.170)
4.32
(.175)
Revised
4.45
Isat (A)
0.90
0.70
0.58
0.50
0.40
0.31
0.27
0.22
0.18
0.16
0.14
0.10
2.9
2.6
2.3
2.0
1.5
1.2
1.1
DIMENSIONS:
MAX.
(.120)
3.05
(.140)
3.56
Original
Isat (A)
0.90
0.70
0.58
0.50
0.40
0.31
0.27
0.22
0.18
0.16
0.14
0.10
2.9
2.6
2.3
2.0
1.5
1.2
1.1
(INCHES)
MM