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TPS652510 View Datasheet(PDF) - Texas Instruments

Part NameDescriptionManufacturer
TPS652510 4.5-V TO 16-V INPUT, HIGH CURRENT, SYNCHRONOUS STEP DOWN THREE DC-DC CONVERTERS WITH INTEGRATED FET TI
Texas Instruments TI
TPS652510 Datasheet PDF : 31 Pages
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TPS652510
SLVSB30B – SEPTEMBER 2011 – REVISED AUGUST 2013
TYPICAL CHARACTERISTICS (continued)
TA = 25°, VIN = 5V, fSW = 1000kHz
B1 = 3A, B2 = 2A, B3 = 2A
www.ti.com
Figure 31.
DETAILED DESCRIPTION
Adjustable Switching Frequency
To select the internal switching frequency, connect a resistor from ROSC to ground. Figure 32 shows the
required resistance for a given switching frequency.
700
650
600
550
500
450
400
350
300
250
200
150
100
50
0.3
0.8
1.3
1.8
fs - Switching Frequency - MHz
Figure 32. ROSC vs Switching Frequency
ROSC(kW)
=
174
·
f -1.122
SW
(1)
14
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