SDR0703-3R9ML Bourns Inc., SDR0703-3R9ML Datasheet - Page 2

• Manufacturer Part Number: SDR0703-3R9ML
• Description: INDUCTOR 3.9UH SMD POWER
• Manufacturer: Bourns Inc.
• Series: SDR0703r
• Type: Ferrite Corer

Specifications of SDR0703-3R9ML

• Inductance: 3.9µH
• Tolerance: ±20%
• Current: 1.58A
• Current - Saturation: 2.25A
• Shielding: Unshielded
• Dc Resistance (dcr): 80 mOhm Max
• Q @ Freq: 22 @ 7.96MHz
• Self Resonant Freq: 70MHz
• Package / Case: 0.256" L x 0.177" W x 0.106" H (6.50mm x 4.50mm x 2.70mm)
• Mounting Type: Surface Mount
• Operating Temperature: -40°C ~ 125°C
• Frequency - Test: 100kHz
• Material - Core: Ferrite
• Applications: Power Supplies
• Maximum Dc Current: 1.58 Amps
• Maximum Dc Resistance: 0.08 Ohms
• Self Resonant Frequency: 70 MHz
• Q Minimum: 22
• Dimensions: 4.5 mm W x 6.5 mm L x 0.1 mm H
• Termination Style: SMD/SMT
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Current - Temperature Rise: -
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant
• Other names: SDR0703-3R9ML

Typical Part Marking
SDR0703 Series - SMD Power Inductors
START
Packaging Specifications
(7.00)
178.0
DIA.
(.827 ± .031)
21.0 ± 0.8
(.512 ± .020)
13.0 ± 0.5
DIA.
(.079 ± .020)
2.0 ± 0.5
(.315)
8.0
100
Customers should verify actual device performance in their specific applications.
(.512 ± .020)
13.0 ± 0.5
QTY: 500 PCS. PER REEL
DIMENSIONS:
100
(.724)
DIA.
18.4
(.551)
14.0
100
(.157)
4.0
(1.969)
50.0
(INCHES)
MM
Specifications are subject to change without notice.
100
100
EMBOSSED
CARRIER
THICKNESS
(.004)
0.10
MAX.
REV. 09/10
EMBOSSED
CAVITY