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參數(shù)資料
| 型號： | LP1704-222M |
| 廠商： | Monolithic Power Systems, Inc. |
| 英文描述： | 1.7MHz, 600mA Synchronous Step-Down Converter |
| 中文描述： | 為1.7MHz，600mA的同步降壓轉(zhuǎn)換器 |
| 文件頁數(shù)： | 3/10頁 |
| 文件大?。?/td> | 454K |
| 代理商： | LP1704-222M |
MP2104 – 1.7MHz 600mA SYNCHRONOUS STEP-DOWN CONVERTER
MP2104 Rev. 1.3
10/4/2005
www.MonolithicPower.com
3
MPS Proprietary Information. Unauthorized Photocopy and Duplication Prohibited.
2005 MPS. All Rights Reserved.
TM
ELECTRICAL CHARACTERISTICS
(continued)
(5)
V
IN
= V
EN
= 3.6V, T
A
= +25
°
C, unless otherwise noted.
Parameter
Symbol Condition
Min
Typ
Max
Units
MP2104DJ-1.5
I
OUT
= 50mA
–40°C
≤
T
A
≤
+85°C
MP2104DJ-1.8
I
OUT
= 50mA
–40°C
≤
T
A
≤
+85°C
I
SW
= 100mA
I
SW
= –100mA
V
EN
= 0V, V
IN
= 6V
V
SW
= 0V or 6V
Duty Cycle = 100%,
Current Pulse Width < 1ms
1.455
1.500
1.545
Regulated Output Voltage
1.746
1.800
1.854
V
PFET On Resistance
NFET On Resistance
0.44
0.29
SW Leakage Current
–1
+1
μA
PFET Current Limit
0.7
1.0
1.35
A
Oscillator Frequency
Thermal Shutdown Trip
Threshold
EN Trip Threshold
EN Input Current
1.26
1.70
2.08
MHz
145
°
C
–40°C
≤
T
A
≤
+85°C
V
EN
= 0V to 6V
0.3
–1
0.96
1.5
+1
V
μA
Notes:
5) 100% production test at +25°C. Typical and temperature specifications are guaranteed by design and characterization.
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