RLF12545T-1R9N100-PF TDK Corporation, RLF12545T-1R9N100-PF Datasheet - Page 2

• Manufacturer Part Number: RLF12545T-1R9N100-PF
• Description: INDUCTOR PWR 1.9UH 30% 12545 SMD
• Manufacturer: TDK Corporation
• Series: RLFr

Specifications of RLF12545T-1R9N100-PF

• Inductance: 1.9µH
• Current: 10A
• Current - Temperature Rise: 10.5A
• Tolerance: ±30%
• Shielding: Shielded
• Dc Resistance (dcr): 3.6 mOhm
• Package / Case: 0.504" L x 0.492" W x 0.177" H (12.80mm x 12.50mm x 4.50mm)
• Mounting Type: Surface Mount
• Operating Temperature: -20°C ~ 105°C
• Frequency - Test: 100kHz
• Applications: Power Line
• Inductance Tolerance: ± 30%
• Dc Resistance Max: 3600µohm
• Dc Current Rating: 10.5A
• Core Material: Ferrite
• Inductor Case Style: 12545
• No. Of Pins: 2
• Dc Current Max: 13A
• Package /: RoHS Compliant
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Q @ Freq: -
• Self Resonant Freq: -
• Current - Saturation: -
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 445-2948-2; RLF12545T-1R9N100; RLF12545T-1R9N100

SHAPES AND DIMENSIONS/RECOMMENDED PC BOARD PATTERN
ELECTRICAL CHARACTERISTICS
Inductance
(µH)
1.9
2.7
4.2
5.6
7.8
10
∗
TYPICAL ELECTRICAL CHARCTERISTICS
INDUCTANCE CHANGE vs. DC SUPERPOSITION
CHARACTERISTICS
• All specifications are subject to change without notice.
Rated current: Value obtained when current flows and the temperature has risen to 40°C or when DC current flows and the nominal value of inductance
has fallen by 50%, whichever is smaller.
Winding start mark
10
3
1
12.8±0.5
0.1
100
0.3
Inductance
tolerance
±30%
±30%
±30%
±30%
±30%
±20%
10µH
7.8µH
5.6µH
4.2µH
2.7µH
1.9µH
DC current ( A )
1
Terminal
electrode
4.7max.
3
100
Test frequency L
(kHz)
100
100
100
100
100
2.5±0.2
10
( 7.8 )
2.5±0.2
DC resistance
(mΩ)±20%
3.6
4.5
7.4
8.5
10.2
12.4
3.2
Rated current(A)*max.
Based on inductance
change
13
12
9.5
8
7
6
7.5
Dimensions in mm
3.2
Based on
temperature rise
10.5
8.7
6.5
6.1
5.4
5.1
002-04 / 20060927 / e532_rlf12545.fm
Part No.
RLF12545T-1R9N100-PF
RLF12545T-2R7N8R7-PF
RLF12545T-4R2N6R5-PF
RLF12545T-5R6N6R1-PF
RLF12545T-7R8N5R4-PF
RLF12545T-100M5R1-PF
(2/2)