SLIN-03F1A Datasheet, PDF (22/27 Pages) Bel Fuse Inc. – NON-ISOLATED DC/DC CONVERTERS

NON-ISOLATED DC/DC CONVERTERS
2.4 Vdc - 5.5 Vdc Input, 0.6 Vdc - 3.63 Vdc /3 A Outputs
December 9, 2010
Bel Power, Inc. , a subsidiary of Bel Fuse, Inc.
Example Application Circuit
Requirements:
Vin:
3.3V
Vout:
1.8V
Iout:
2.25A max., worst case load transient is from 1.5A to 2.25A
ΔVout:
1.5% of Vout (27mV) for worst case load transient
Vin, ripple
1.5% of Vin (50mV, p-p)
Vin+
VIN
VOUT
SENSE
+
CI2
MODULE
CI1
Q3 ^ON/OFF
TRIM
GND
Vout+
RTUNE
CTUNE
CO1
RTrim
CI1
CI2
CO1
CTune
RTune
RTrim
22μF/6.3V ceramic capacitor
47μF/6.3V bulk electrolytic
2 x 47μF/6.3V ceramic capacitor (e.g. Murata GRM31CR60J476ME19)
27nF ceramic capacitor (can be 1206, 0805 or 0603 size)
33 ohms SMT resistor (can be 1206, 0805 or 0603 size)
1kΩ SMT resistor (can be 1206, 0805 or 0603 size, recommended tolerance of 0.1%)
Bel Fuse Inc. 206 Van Vorst Street, Jersey City, NJ 07302 • Tel [phone] • Fax [phone] • www.belfuse.com
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