FAN5091 Fairchild Semiconductor, FAN5091 Datasheet - Page 13
FAN5091
Manufacturer Part Number
FAN5091
Description
Two Slice Interleaved Synchronous Buck Converter
Manufacturer
Fairchild Semiconductor
Datasheet
1.FAN5091.pdf
(21 pages)
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
FAN5091MTC
Manufacturer:
FAIRCHILD/仙童
Quantity:
20 000
Company:
Part Number:
FAN5091MTCX
Manufacturer:
FAIRCHILD
Quantity:
1 578
Part Number:
FAN5091MTCX
Manufacturer:
FAIRCHILD/仙童
Quantity:
20 000
PRODUCT SPECIFICATION
Table 4. FAN5091 Application Bill of Materials for Figure 3
Notes:
1. Inductor L1 is recommended to isolate the 5V input supply from noise generated by the MOSFET switching. L1 may be
2. For a spreadsheet on MOSFET selections, refer to Applications Bulletin AB-8.
Test Parameters
REV. 1.0.0 5/10/01
Reference
C1-3
C
C
D1-2
L1
L2-3
Q1-4
R1
R2
R3
R4
R5
R6-7, R9-10 Any
U1
IN
OUT
omitted if desired.
Manufacturer Part #
Panasonic
ECU-V1H104ZFX
Rubycon
16ZL1000M
Rubycon
6.3ZL1500M
Motorola
MBRD835L
Any
Any
Fairchild
FDB6690A
Any
Any
Any
Any
Any
Fairchild
FAN5091M
10%
t DT
2V
Figure 4. Output Drive Timing Diagram
Quantity
t R
Optional
2V
3
3
6
2
2
4
1
1
1
1
1
4
1
90%
100nF, 50V Capacitor
1000µF, 16V Electrolytic
1500µF, 6.3V Electrolytic
16A, 35V Schottky Diode
1.3µH, 14A Inductor
250nH, 20A Inductor
N-Channel MOSFET
10K
43.2K
82.5K
11K
10
4.7
DC/DC Controller
Description
90%
2V
t F
t DT
2V
10%
LODRV
HIDRV
I
ESR
DCR ~ 4m
See Note 1.
DCR ~ 1.5m
R
See Note 2.
RMS
DS(ON)
Requirements/Comments
= 3.8A @ 65 C
23m
= 16m , Q
G
= 17nC.
FAN5091
13