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參數(shù)資料
| 型號： | FAN5240MTCX |
| 廠商： | FAIRCHILD SEMICONDUCTOR CORP |
| 元件分類： | 穩(wěn)壓器 |
| 英文描述： | Multi-Phase PWM Controller for AMD Mobile Athlon TM and Duron TM |
| 中文描述： | SWITCHING CONTROLLER, 345 kHz SWITCHING FREQ-MAX, PDSO28 |
| 封裝： | MO-153AB, TSSOP-28 |
| 文件頁數(shù)： | 5/19頁 |
| 文件大小： | 447K |
| 代理商： | FAN5240MTCX |
PRODUCT SPECIFICATION
FAN5240
REV. 1.1.7 8/29/02
5
Electrical Speci
fi
cations
(VCC = 5V, VIN = 6V
–
24V, and T
unless otherwise noted.)
Parameter
Power Supplies
VCC Current
A
= recommended operating ambient temperature range using circuit of Figure 1,
Note 1:
Guaranteed by slew rate testing.
Conditions
Min.
Typ.
Max.
Units
Operating, C
Shut-down (EN=0)
Operating
Shut-down (EN=0)
Rising VCC
Falling VCC
L
= 10pF
2
10
25
1
4.6
4.10
mA
μ
A
μ
A
μ
A
V
V
1
VIN Current
UVLO Threshold
4.3
3.8
4.45
3.95
Regulator / Control Functions
Output voltage
Error Amplifier Gain
Error Amplifier GBW
Error Amplifier Slew Rate
VCORE+ Input Current
ILIM Voltage
ILIM T
HOLDOFF
Over-voltage Threshold
Over-voltage Protection delay
EN, input threshold
per Table 2
0.925
2.00
V
dB
MHz
V/
μ
μ
A
V
mS
V
μ
S
V
V
%
86
2.7
1
30
S
25
0.89
35
0.91
R
C
ILIM
= 30K
= 22nF
DELAY
1.16
2.35
2
2.2
2.5
Logic LOW
Logic HIGH
IC contribution only
Guaranteed by design
0.8
2
Phase to Phase current mismatch
±5
Over-Temperature Shut-down
Over-Temperature Hysteresis
Output Drivers
HDRV Output Resistance
150
25
°
C
°
C
(note 1)
Sourcing
Sinking
Sourcing
Sinking
3.8
1.6
3.8
0.8
5
3
5
LDRV Output Resistance
1.5
Oscillator
Frequency
Ramp Amplitude, pk
–
pk
Ramp Offset
Ramp Gain
255
300
2
0.5
125
345
KHz
V
V
mV/V
VIN = 16V
Reference, DAC and Soft-Start
VID input threshold
Logic LOW
Logic HIGH
to VCC
0.8
V
V
μ
%
μ
μ
2.0
VID pull-up current
DAC output accuracy
Soft Start Charging current (I
1
A
–
1
20
350
1
34
650
SS
)
V
V
SS
< 90% of Programmed output
> 90% of Programmed output
27
500
A
A
SS
IN
----------------------------------------------
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相關代理商/技術參數(shù) |
參數(shù)描述 |
|---|---|
| FAN5240QSC | 功能描述:開關變換器、穩(wěn)壓器與控制器 DC/DC RoHS:否 制造商:Texas Instruments 輸出電壓:1.2 V to 10 V 輸出電流:300 mA 輸出功率: 輸入電壓:3 V to 17 V 開關頻率:1 MHz 工作溫度范圍: 安裝風格:SMD/SMT 封裝 / 箱體:WSON-8 封裝:Reel |
| FAN5240QSCX | 功能描述:開關變換器、穩(wěn)壓器與控制器 PWM Controller Two Phase RoHS:否 制造商:Texas Instruments 輸出電壓:1.2 V to 10 V 輸出電流:300 mA 輸出功率: 輸入電壓:3 V to 17 V 開關頻率:1 MHz 工作溫度范圍: 安裝風格:SMD/SMT 封裝 / 箱體:WSON-8 封裝:Reel |
| FAN5242_AAB3026B WAF | 制造商:Fairchild Semiconductor Corporation 功能描述: |
| FAN5242MTC | 功能描述:開關變換器、穩(wěn)壓器與控制器 DC/DC RoHS:否 制造商:Texas Instruments 輸出電壓:1.2 V to 10 V 輸出電流:300 mA 輸出功率: 輸入電壓:3 V to 17 V 開關頻率:1 MHz 工作溫度范圍: 安裝風格:SMD/SMT 封裝 / 箱體:WSON-8 封裝:Reel |
| FAN5242MTCX | 功能描述:開關變換器、穩(wěn)壓器與控制器 PWM Controller RoHS:否 制造商:Texas Instruments 輸出電壓:1.2 V to 10 V 輸出電流:300 mA 輸出功率: 輸入電壓:3 V to 17 V 開關頻率:1 MHz 工作溫度范圍: 安裝風格:SMD/SMT 封裝 / 箱體:WSON-8 封裝:Reel |
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