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參數(shù)資料
| 型號(hào)： | ML4870 |
| 廠商： | Fairchild Semiconductor Corporation |
| 英文描述： | High Current Boost Regulator with Load Disconnect(負(fù)載可分離的大電流升壓穩(wěn)壓器) |
| 中文描述： | 高電流升壓穩(wěn)壓器與負(fù)載斷開（負(fù)載可分離的大電流升壓穩(wěn)壓器） |
| 文件頁數(shù)： | 3/8頁 |
| 文件大?。?/td> | 80K |
| 代理商： | ML4870 |
ML4870
REV. 1.0 10/12/2000
3
ELECTRICAL CHARACTERISTICS
Unless otherwise specified, V
IN
= Operating Voltage Range, T
A
= Operating Temperature Range (Note 1)
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
SUPPLY
I
IN(Q)
V
IN
Quiescent Current
V
IN
= V
OUT
- 0.2V, SHDN = 0V
3
6
μA
V
IN
= SHDN = 2.4V, V
OUT
= 0V
0.3
1
μA
I
OUT(Q)
V
OUT
Quiescent Current
SHDN = 0V
25
35
μA
V
IN
= SHDN = 2.4V
V
OUT
= V
OUT(NOM)
14
20
μA
PFM REGULATOR
I
PEAK
I
L
Peak Current
1.1
1.3
1.6
A
V
OUT
Output Voltage
I
OUT
= 0
-3 Suffix
3.30
3.35
3.40
V
See Figure 1
-5 Suffix
4.95
5.05
5.15
V
Load Regulation
-3 Suffix, V
IN
= 2.4V, I
OUT
= 400mA
3.20
3.25
3.40
V
-5 Suffix, V
IN
= 2.4V, I
OUT
= 220mA
4.85
4.95
5.15
V
SHUTDOWN
V
IL
Input Low Voltage
0.5
V
V
IH
Input High Voltage
V
IN
- 0.5
V
Input Bias Current
-100
100
nA
Note 1:
Limits are guaranteed by 100% testing, sampling, or correlation with worst case test conditions.
ABSOLUTE MAXIMUM RATINGS
Absolute maximum ratings are those values beyond which
the device could be permanently damaged. Absolute
maximum ratings are stress ratings only and functional
device operation is not implied.
V
OUT...............................................................................................
7V
Voltage on any other pin ..... GND - 0.3V to V
OUT
+ 0.3V
Peak Switch Current (I
PEAK
).........................................2A
Average Switch Current (I
AVG
).....................................1A
Junction Temperature..............................................150°C
Storage Temperature Range ..................... –65°C to 150°C
Lead Temperature (Soldering, 10 sec) .....................260°C
Thermal Resistance (
θ
JA
).................................... 160°C/W
OPERATING CONDITIONS
Temperature Range
ML4870CS-X ..............................................0°C to 70°C
ML4870ES-X ........................................... -20°C to 70°C
V
IN
Operating Range .......................1.8V to V
OUT
- 0.2V
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| ML4870CS3 | 制造商:Rochester Electronics LLC 功能描述:- Bulk |
| ML4870CS-3 | 制造商:MICRO-LINEAR 制造商全稱:MICRO-LINEAR 功能描述:High Current Boost Regulator with Load Disconnect |
| ML4870CS-5 | 制造商:MICRO-LINEAR 制造商全稱:MICRO-LINEAR 功能描述:High Current Boost Regulator with Load Disconnect |
| ML4870ES-3 | 制造商:MICRO-LINEAR 制造商全稱:MICRO-LINEAR 功能描述:High Current Boost Regulator with Load Disconnect |
| ML4870ES-5 | 制造商:MICRO-LINEAR 制造商全稱:MICRO-LINEAR 功能描述:High Current Boost Regulator with Load Disconnect |
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