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參數(shù)資料
| 型號(hào)： | FAN5094MTC |
| 廠商： | FAIRCHILD SEMICONDUCTOR CORP |
| 元件分類： | 穩(wěn)壓器 |
| 中文描述： | 3 A SWITCHING CONTROLLER, 2000 kHz SWITCHING FREQ-MAX, PDSO28 |
| 封裝： | TSSOP-28 |
| 文件頁數(shù)： | 6/22頁 |
| 文件大?。?/td> | 182K |
| 代理商： | FAN5094MTC |
FAN5094
PRODUCT SPECIFICATION
14
REV. 1.0.2 5/13/02
Table 3. FAN5094 Application Bill of Materials for Figure 2
Notes:
1. Inductor L1 is recommended to isolate the 12V input supply from noise generated by the MOSFET switching. L1 may be
omitted if desired.
2. For a spreadsheet on MOSFET selections, refer to Applications Bulletin AB-8.
Test Parameters
Figure 3. Output Drive Timing Diagram
Reference
Manufacturer Part #
Quantity
Description
Requirements/Comments
C1, C3-5, C7
Panasonic
ECU-V1H104ZFX
5
100nF, 50V Capacitor
C2, C6
Any
2
1F Ceramic Capacitor
CIN
Rubycon
16MBZ1500M
2
1500F, 16V Electrolytic
IRMS = 5.4A @ 65
°°°°C
COUT
Rubycon
6.3MBZ2200M
9
2200F, 6.3V Electrolytic
ESR
≤ 13m
D1-3
Fairchild
MBR0520
3
0.5A, 20V Schottky Diode
L1
Coiltronics
DR127-1R5
Optional
1.5H, 14A Inductor
DCR ~ 3m
. See Note 1.
L2-5
Coiltronics
DR127-R47
4
470nH, 19A Inductor
DCR ~ 2m
Q1, Q3, Q5,
Q7
Fairchild
FDB6035AL
4
N-Channel MOSFET
RDS(ON) = 17m
@
VGS = 4.5V
Q2, Q4, Q6,
Q8
Fairchild
FDB6676S
4
N-Channel MOSFET with
Schottky
RDS(ON) = 6.5m
@
VGS = 10V
R1
Any
1
10K
R2, R9
Any
2
24.9K
R3, R10
Any
2
2K
R4, R11
Any
2
10
R5-8, R12-15
Any
8
4.7
U1-U2
Fairchild
FAN5094M
1
DC/DC Controller
tR
tF
tDT
HIDRV
LODRV
2V
10%
2V
90%
2V
10%
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