參數(shù)資料
型號: MAX749
廠商: Maxim Integrated Products, Inc.
元件分類: 通用總線功能
英文描述: Synchronous 4-Bit Up/Down Binary Counters 16-CFP -55 to 125
中文描述: 數(shù)字調(diào)節(jié)LCD偏置電源
文件頁數(shù): 3/12頁
文件大小: 105K
代理商: MAX749
M
Digitally Adjustable LCD Bias S upply
_______________________________________________________________________________________
3
85
65
-24
-20
-12
-4
EFFICIENCY s.
OUTPUT VOLTAGE
70
80
M
OUTPUT VOLTAGE (V)
E
%
)
-16
-8
75
-40mA
V+ = 3V
R
BASE
= 470
R
SENSE
= 0.25
TRANSISTOR : ZTX750
-22
-18
-14
-10
-6
-20mA
-5mA
85
65
-24
-20
-12
-4
EFFICIENCY s.
OUTPUT VOLTAGE
70
80
M
OUTPUT VOLTAGE (V)
E
%
)
-16
-8
75
-5mA
-20mA
-40mA
V+ = 5V
R
SENSE
= 0.25
TRANSISTOR : SMD10P05L
-22
-18
-14
-10
-6
80
65
0
EFFICIENCY vs. OUTPUT
CURRENT – PNP
M
OUTPUT CURRENT (mA)
E
70
75
10
20
30
40
50
85
60
-24V
-12V
-5V
V+ = 3V
R
BASE
= 470
R
= 0.25
TRANSISTOR: ZTX750
80
64
0
20
60
100
EFFICIENCY vs. OUTPUT
CURRENT – PNP
68
76
M
OUTPUT CURRENT (mA)
E
40
80
72
78
74
70
66
10
30
50
70
90
V+ = 3V
R
BASE
= 160
R
= 0.25
TRANSISTOR = ZTX750
-12V
-5V
-24V
0
2
LOAD CURRENT vs. INPUT VOLTAGE
M
INPUT VOLTAGE (V)
L
4
50
100
150
200
250
300
350
400
450
500
3
5
6
-5V
-12V
-24V
-48V
R
BASE
= 160
R
= 0.25
TRANSISTOR = ZTX750
85
65
0
10
30
50
EFFICIENCY vs. OUTPUT
CURRENT – MOSFET
70
80
M
OUTPUT CURRENT (mA)
E
20
40
75
5
15
25
35
45
V+ = 5V
R
= 0.25
TRANSISTOR: SMD10P05L
-12V
-5V
-24V
0
LOAD CURRENT vs. INPUT VOLTAGE
M
INPUT VOLTAGE (V)
L
50
100
150
200
250
300
350
3
4
5
6
2
R
BASE
= 470
R
= 0.25
TRANSISTOR = ZTX750
-5V
-12V
-24V
-48V
400
__________________________________________Typic al Operating Charac teristic s
(T
A
= +25°C, L = 47μH, unless otherwise noted.)
相關(guān)PDF資料
PDF描述
MAX749CSA 4-Bit D-type Registers with 3-State Outputs 16-CDIP -55 to 125
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MAX749ESA Digitally Adjustable LCD Bias Supply
MAX7524 Retriggerable Monostable Multivibrators 16-CFP -55 to 125
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