參數(shù)資料
型號(hào): MAX8575EUT-T
廠商: MAXIM INTEGRATED PRODUCTS INC
元件分類(lèi): 穩(wěn)壓器
英文描述: 8-Line To 3-Line Priority Encoders 16-CDIP -55 to 125
中文描述: 0.6 A SWITCHING REGULATOR, 800 kHz SWITCHING FREQ-MAX, PDSO6
封裝: MO178AB, SOT-23, 6 PIN
文件頁(yè)數(shù): 6/10頁(yè)
文件大?。?/td> 654K
代理商: MAX8575EUT-T
M
High-Efficiency LCD Boost
with True Shutdown
6
_______________________________________________________________________________________
MAX8570–
MAX8575
EA
ILIM
THERMAL
SHUTDOWN
OUT
FB
(MAX8570/MAX8571/
MAX8574 ONLY)
GND
(MAX8572/MAX8573/
MAX8575 ONLY)
LX
SW
V
CC
1.226V
CONTROL
LOGIC
SHDN
Figure 1. Functional Diagram
MAX8570
MAX8571
MAX8574
SW
V
CC
LX
FB
GND
ON
OFF
V
CC
= 2.7V TO 5.5V
V
OUT
= V
BATT
TO 28V
R1
R2
C3
4.7
μ
F
L1
22
μ
H
C1
1
μ
F
SHDN
C2
1
μ
F
C4
10pF
V
BATT
= 0.8V TO 28V
D1
Figure 4. Using a Separate Input Supply for the Inductor
MAX8570
MAX8571
MAX8574
SW
V
CC
LX
FB
GND
ON
OFF
V
CC
= 2.7V TO 5.5V
+V
OUT
-V
OUT
R1
C3
4.7
μ
F
L1
22
μ
H
C1
1
μ
F
SHDN
C2
1
μ
F
C5
1
μ
F
C4
10pF
C6
0.1
μ
F
D1
D3
D2
R2
Figure 5. Negative Output Voltage for LCD Bias
MAX8570
MAX8571
MAX8574
SW
V
CC
LX
FB
GND
ON
OFF
V
CC
= 2.7V TO 5.5V
V
OUT
= V
CC
TO 28V
R1
R2
C3
4.7
μ
F
L1
22
μ
H
C1
1
μ
F
SHDN
C2
1
μ
F
C4
10pF
D1
Figure 2. Typical Application Circuit with Adjustable Output
Voltage
MAX8572
MAX8573
MAX8575
SW
V
CC
LX
OUT
GND
ON
OFF
V
CC
= 2.7V TO 5.5V
V
OUT
= 15V
C3
4.7
μ
F
L1
22
μ
H
C1
1
μ
F
SHDN
C2
1
μ
F
D1
Figure 3. Typical Application Circuit with 15V Preset Output
Voltage
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