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參數(shù)資料
| 型號： | ILC6391CM-33 |
| 廠商： | Impala Linear Corporation |
| 英文描述： | SOT-89 STEP-UP PFM SWITCHER WITH AUTO-LOAD SENSE |
| 中文描述： | 采用SOT - 89升壓烤瓷切換與自動負(fù)載檢測 |
| 文件頁數(shù)： | 3/9頁 |
| 文件大?。?/td> | 525K |
| 代理商： | ILC6391CM-33 |
SOT-89 Step-Up PFM Switcher with Auto-Load Sense
Impala Linear Corporation
3
(408) 574-3939
www.impalalinear.com
Feb 2001
ILC6390 1.1
Parameter
Symbol
V
OUT
V
IN
V
ST
V
ST
I
DD
1
I
DD
2
R
EXTH
R
EXTL
DUTY 1
Conditions
Min
4.875
0.70
70
Typ
5.000 5.125
0.80
31.7
2.4
50
50
75
Max
Units
V
V
V
V
μA
μA
%
Output Voltage
Input Voltage
Operation Startup Voltage
Operation Hold Voltage
Supply Current 1
(See Note 1)
Supply Current 2
EXT “High” On-Resistance
EXT “Low” On-Resistance
Duty Ratio 1
Test Circuit of Figure 4
I
OUT
= 1mA
I
OUT
= 1mA
V
OUT
= 4.75V
V
OUT
= 5.5V
V
OUT
= 4.75V, V
EXT
= V
OUT
-0.4
V
OUT
= 4.75V, V
EXT
= 0.4
V
OUT
= 4.75V, Measuring of
EXT waveform
V
IN
= V
OUT
x 0.95, I
OUT
= 1mA,
Measuring of EXT High State
V
OUT
= 4.75V, 75% duty
V
IN
= V
OUT
x 0.95, 55% duty
V
OUT
= 4.75V
V
OUT
= 4.75V, Existence of
EXT Oscillation
V
OUT
= 4.75V, Disappearance
of EXT Oscillation
V
CE
= V
OUT
= 4.75V
V
OUT
= 4.75V, V
CE
= 0V
Test Circuit Figure 4
10
0.9
63.4
4.8
75
75
80
Duty Ratio 2
DUTY 2
50
55
60
%
Maximum Oscillation Freq. 1
Maximum Oscillation Freq. 2
Stand = by Current
CE “High” Voltage
MFO 1
MFO 2
I
STB
V
CEH
85
153
0.75
100
180
115
207
0.5
kHz
kHz
μA
V
CE “Low” Voltage
V
CEL
0.20
V
CE “High” Current
CE “Low” Current
Efficiency
Note:
1. “Supply Current 1” is the supply current while the oscillator is continuously oscillating. In actual operation the oscillator periodically operates
which results in less average power consumption.
I
CEH
I
CEL
EFFI
0.25
-0.25
μA
μA
%
85
Electrical Characteristics ILC6391
V
OUT
= 5.0V T
A
= 25°C. Unless otherwise specified, V
IN
= V
OUT
x 0.6, I
OUT
= 50mA. See schematic, Fig.4
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| ILC6391CM33X | 功能描述:直流/直流開關(guān)轉(zhuǎn)換器 RoHS:否 制造商:STMicroelectronics 最大輸入電壓:4.5 V 開關(guān)頻率:1.5 MHz 輸出電壓:4.6 V 輸出電流:250 mA 輸出端數(shù)量:2 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT |
| ILC6391CM-50 | 制造商:Rochester Electronics LLC 功能描述:- Bulk 制造商:Fairchild Semiconductor Corporation 功能描述: |
| ILC6391CM50X | 功能描述:直流/直流開關(guān)轉(zhuǎn)換器 RoHS:否 制造商:STMicroelectronics 最大輸入電壓:4.5 V 開關(guān)頻率:1.5 MHz 輸出電壓:4.6 V 輸出電流:250 mA 輸出端數(shù)量:2 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT |
| ILC6391CP-25 | 制造商:IMPALA 制造商全稱:IMPALA 功能描述:SOT-89 STEP-UP PFM SWITCHER WITH AUTO-LOAD SENSE |
| ILC6391CP-33 | 制造商:IMPALA 制造商全稱:IMPALA 功能描述:SOT-89 STEP-UP PFM SWITCHER WITH AUTO-LOAD SENSE |
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