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參數資料
| 型號： | FAN5090 |
| 廠商： | Fairchild Semiconductor Corporation |
| 英文描述： | Two Phase Interleaved Synchronous Buck Converter for VRM 9.x Applications |
| 中文描述： | 兩相交錯同步降壓轉換器的電源模組采用9.x中的應用 |
| 文件頁數： | 4/17頁 |
| 文件大小： | 183K |
| 代理商： | FAN5090 |
FAN5090
PRODUCT SPECIFICATION
4
REV. 1.0.1 9/16/03
Electrical Specifications
(V
CC
= 12V, VID = [01111] = 1.475V, and T
The
denotes specifications which apply over the full operating temperature range.
A
= +25°C using circuit in Figure 2, unless otherwise noted.)
Parameter
Input Supply
UVLO Hysteresis
12V UVLO
12V Supply Current
Internal Voltage Regulator
BYPASS Voltage
BYPASS Capacitor
VREF and DAC
Output Voltage
Initial Voltage Setpoint
Output Temperature Drift
Line Regulation
Droop
Programmable Droop Range
Response Time
Current Mismatch
Conditions
Min.
Typ.
Max.
Units
1.0
9.5
15
V
V
Rising Edge
PWM Output Open
8.5
10.3
20
mA
4.75
100
5
5.25
V
nF
See Table 1
I
LOAD
= 0A, VID = [01111]
T
A
= 0 to 70°C
V
CC
= 11.4V to 12.6V
I
LOAD
= 69A, R
1.100
1.460
1.850
1.490
V
V
1
1.475
5
130
56
mV
μV
mV
m
nsec
%
2
DROOP
= 13.3k
0
1.25
R
I
LOAD
V
out
= 10mV
(A) = R
= 69A Droop = 1m
100
5
DS,on
DS,on
(B),
VID Inputs
Input LOW current, VID pins
VID V
IH
VID V
IL
Oscillator
Oscillator Frequency
Oscillator Range
Maximum Duty Cycle
Minimum LDRV on-time
Gate Drive
Gate Drive On-Resistance
V
VID
= 0.4V
-60
2.0
μA
V
V
0.8
RT = 54.9K
RT = 137K
RT = 137K
RT = 46.4K
440
200
500
560
600
kHz
kHz
%
nsec
to 46.4K
90
330
HS Source
HS Sink
LS Source
LS Sink
See Figure 1, C
5
6.5
2
6.5
2
1.5
5
1.5
50
25
Output Driver
Rise Time
Fall Time
L
= 3000pF
nsec
nsec
Enable/Soft Start
Soft Start Current
Enable Threshold
10
μA
V
ON
OFF
1.0
0.4
Power Good
PWRGD Threshold
PWRGD Output Voltage
PWRGD Delay
Logic LOW, V
I
sink
= 4mA
High
→
Low
VID
– V
PWRGD
85
88
92
0.4
%V
OUT
V
μsec
500
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相關代理商/技術參數 |
參數描述 |
|---|---|
| FAN5090_ABC3026B WAF | 制造商:Fairchild Semiconductor Corporation 功能描述: |
| FAN5090_ABC3116B WAF | 制造商:Fairchild Semiconductor Corporation 功能描述: |
| FAN5090MTC | 功能描述:DC/DC 開關控制器 Sync Buck Converter 2Phs Interleaved RoHS:否 制造商:Texas Instruments 輸入電壓:6 V to 100 V 開關頻率: 輸出電壓:1.215 V to 80 V 輸出電流:3.5 A 輸出端數量:1 最大工作溫度:+ 125 C 安裝風格: 封裝 / 箱體:CPAK |
| FAN5090MTC_Q | 功能描述:DC/DC 開關控制器 Sync Buck Converter 2Phs Interleaved RoHS:否 制造商:Texas Instruments 輸入電壓:6 V to 100 V 開關頻率: 輸出電壓:1.215 V to 80 V 輸出電流:3.5 A 輸出端數量:1 最大工作溫度:+ 125 C 安裝風格: 封裝 / 箱體:CPAK |
| FAN5090MTCX | 功能描述:DC/DC 開關控制器 Sync Buck Converter 2Phs Interleaved RoHS:否 制造商:Texas Instruments 輸入電壓:6 V to 100 V 開關頻率: 輸出電壓:1.215 V to 80 V 輸出電流:3.5 A 輸出端數量:1 最大工作溫度:+ 125 C 安裝風格: 封裝 / 箱體:CPAK |
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