iru3065 International Rectifier Corp., iru3065 Datasheet - Page 7
iru3065
Manufacturer Part Number
iru3065
Description
Positive To Negative Dc To Dc Controller
Manufacturer
International Rectifier Corp.
Datasheet
1.IRU3065.pdf
(15 pages)
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
iru3065CLTRPBF
Manufacturer:
IR
Quantity:
20 000
Figure.5 Efficiency with 4.7uH inductor, 250kHz op-
eration
Figure 6. Efficiency with 1.2uH inductor, 800k
Hz operation
75
70
65
60
55
50
75
70
65
60
55
50
Efficiency versus load current
0
0
Efficiency versus load current
Characteristics of IRU3065
Efficiency(%) with diode
Efficiency(%) with 100ohm resistor
Efficiency(%) with diode
Efficiency(%) with 100 resistor
100
100
200
Iout(mA)
Iout(mA)
200
300
300
400
400
www.irf.com
Fig.8. Frequency versus load current. (Vout= -5V,
Iocp=400mA).
Fig.7. Output voltage (absolute value) versus load
current. (Vout= -5V, Iocp=400mA)
6
5
4
3
2
1
0
900
800
700
600
500
400
300
200
100
0
0
0
Frequency (KHz) versus load current
200
200
Vout(V) vs Iout(mA)
400
Iout(mA)
400
Iout(mA)
IRU3065(PbF)
600
600
800
800
1000
1000
7