參數(shù)資料
型號(hào): MAX1885EUP
廠商: MAXIM INTEGRATED PRODUCTS INC
元件分類: 穩(wěn)壓器
英文描述: Fixed-Point Digital Signal Processor 256-BGA
中文描述: 2.05 A SWITCHING REGULATOR, 625 kHz SWITCHING FREQ-MAX, PDSO20
封裝: 4.40 MM, 1.10 MM HEIGHT, MO-153AC, TSSOP-20
文件頁(yè)數(shù): 12/38頁(yè)
文件大小: 1051K
代理商: MAX1885EUP
M
Quad-Output TFT LCD DC-DC
Converters with Buffer
12
______________________________________________________________________________________
4.75
4.80
4.85
4.90
4.95
5.00
5.05
M
V
SUPL
(V)
V
L
LDO OUTPUT VOLTAGE
vs. LDO INPUT VOLTAGE
(INTERNAL LINEAR REGULATOR)
4
8
6
10
12
I
LDOOUT
= 0
I
LDOOUT
= 40mA
5.04
5.02
4.90
0.01
0.1
10
100
4.92
4.96
4.94
5.00
4.98
M
I
LDOOUT
(mA)
V
L
1
LDO OUTPUT VOLTAGE
vs. LDO OUTPUT CURRENT
(INTERNAL LINEAR REGULATOR)
4.90
4.96
4.94
4.92
4.98
5.00
5.02
5.04
5.06
5.08
5.10
-40
10
-15
35
60
85
LDO OUTPUT VOLTAGE vs. TEMPERATURE
(INTERNAL LINEAR REGULATOR)
M
TEMPERATURE (
°
C)
V
L
I
LDOOUT
= 0
I
LDOOUT
= 40mA
0
40
120
80
160
200
M
I
LDOOUT
(mA)
V
S
L
0
20
10
30
40
DROPOUT VOLTAGE
vs. LDO LOAD CURRENT
(INTERNAL LINEAR REGULATOR)
V
LDOOUT
= 5V
0
0.5
1.0
1.5
2.0
2.5
3.0
3.5
4.0
0
10
20
30
40
M
I
LDOOUT
(mA)
I
S
L
LDO SUPPLY CURRENT
vs. LDO OUTPUT CURRENT
(INTERNAL LINEAR REGULATOR)
V
LDOOUT
= 5V
Typical Operating Characteristics (continued)
(Circuit of Figure 1, V
IN
= +3.3V,
SHDN
= IN, V
MAIN
= V
SUPP
= V
SUPN
= V
SUPB
= V
SUPL
= 8V, BUF- = BUFOUT,
BUF+ = FLTSET = TGND = PGND = GND, T
A
= +25
°
C.)
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