參數(shù)資料
型號: MAX1729
廠商: Maxim Integrated Products, Inc.
元件分類: 數(shù)字信號處理
英文描述: Replaced by TMS320VC5506 : Digital Signal Processors 100-LQFP 0 to 0
中文描述: ECB及LCD偏置電源,帶有精確的輸出電壓及溫度補償
文件頁數(shù): 4/12頁
文件大小: 158K
代理商: MAX1729
M
ECB and LCD Display Bias Supply with Accurate
Output Voltage and Temperature Compensation
4
_______________________________________________________________________________________
Typic al Operating Charac teristic s
(Circuit of Figure 2, T
A
= +25°C, unless otherwise noted.)
0
0.01
10
1
0.1
EFFICIENCY vs. OUTPUT CURRENT
V
OUT
= 9.4 (CTLIN AT 50% DUTY CYCLE)
20
10
30
60
50
40
M
OUTPUT CURRENT (mA)
E
V
IN
= 5.5V
V
IN
= 2.7V
0
0.01
10
1
0.1
EFFICIENCY vs. OUTPUT CURRENT
V
OUT
= 16.4 (CTLIN = IN)
20
10
30
60
50
40
M
OUTPUT CURRENT (mA)
E
V
IN
= 5.5V
V
IN
= 2.7V
0.05
0.15
0.10
0.25
0.20
0.35
0.30
0.40
2.5
3.5
SUPPLY VOLTAGE (V)
4.0
3.0
4.5
5.0
5.5
6.0
NO-LOAD SUPPLY CURRENT vs.
SUPPLY VOLTAGE
M
S
V
OUT
= 16.4V
V
OUT
= 9.4V
V
OUT
= 2.5V
0
2
1
4
3
6
5
7
2.5
3.5
SUPPLY VOLTAGE (V)
4.0
3.0
4.5
5.0
5.5
6.0
MAXIMUM OUTPUT CURRENT vs.
SUPPLY VOLTAGE
M
M
V
OUT
= +2.5V
V
OUT
= 9.4V
V
OUT
= 16.4V
0
4
2
8
6
10
12
16
14
18
0
20 30 40
10
50 60 70 80 90 100
DUTY CYCLE (%)
OUTPUT VOLTAGE vs.
DUTY CYCLE
M
O
0
-100
1
10
100
FREQUENCY (Hz)
1k
10k
100k
PS TOOUT (LDO)
POWER-SUPPLY REJECTION RATIO
-80
M
P
-60
-40
-20
0
1.0
0.5
2.0
1.5
2.5
3.0
2.5
4.0
4.5
3.0
3.5
5.0
5.5
6.0
SHUTDOWN SUPPLY CURRENT
M
INPUT VOLTAGE (V)
S
μ
A
20ms/div
START-UP DELAY FROM SHUTDOWN
V
CTLIN
5V/div
V
REF
1V/div
V
TC
1V/div
V
OUT
10V/div
M
V
IN
= 5V
I
O
= 0.5mA
500ms/div
DELAY TOSHUTDOWN
V
CTLIN
5V/div
V
1V/div
V
TC
1V/div
V
OUT
10V/div
M
V
IN
= 5V
I
O
= 0.5mA
相關(guān)PDF資料
PDF描述
MAX1729EUB ECB and LCD Display Bias Supply with Accurate Output Voltage and Temperature Compensation
MAX1734EUK15 Low-Voltage, Step-Down DC-DC Converters in SOT23
MAX1733EUK-T Low-Voltage, Step-Down DC-DC Converters in SOT23
MAX1734EUK18 Low-Voltage, Step-Down DC-DC Converters in SOT23
MAX1734EUK__-T Low-Voltage, Step-Down DC-DC Converters in SOT23
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
MAX1729EUB 功能描述:直流/直流開關(guān)轉(zhuǎn)換器 ECB & LCD Display Bias Supply RoHS:否 制造商:STMicroelectronics 最大輸入電壓:4.5 V 開關(guān)頻率:1.5 MHz 輸出電壓:4.6 V 輸出電流:250 mA 輸出端數(shù)量:2 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT
MAX1729EUB-T 功能描述:直流/直流開關(guān)轉(zhuǎn)換器 ECB & LCD Display Bias Supply RoHS:否 制造商:STMicroelectronics 最大輸入電壓:4.5 V 開關(guān)頻率:1.5 MHz 輸出電壓:4.6 V 輸出電流:250 mA 輸出端數(shù)量:2 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT
MAX172ACNG 功能描述:模數(shù)轉(zhuǎn)換器 - ADC Integrated Circuits (ICs) RoHS:否 制造商:Texas Instruments 通道數(shù)量:2 結(jié)構(gòu):Sigma-Delta 轉(zhuǎn)換速率:125 SPs to 8 KSPs 分辨率:24 bit 輸入類型:Differential 信噪比:107 dB 接口類型:SPI 工作電源電壓:1.7 V to 3.6 V, 2.7 V to 5.25 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:VQFN-32
MAX172ACNG+ 功能描述:模數(shù)轉(zhuǎn)換器 - ADC 12-Bit 100ksps 5.25V- Precision ADC RoHS:否 制造商:Texas Instruments 通道數(shù)量:2 結(jié)構(gòu):Sigma-Delta 轉(zhuǎn)換速率:125 SPs to 8 KSPs 分辨率:24 bit 輸入類型:Differential 信噪比:107 dB 接口類型:SPI 工作電源電壓:1.7 V to 3.6 V, 2.7 V to 5.25 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:VQFN-32
MAX172ACWG 功能描述:模數(shù)轉(zhuǎn)換器 - ADC RoHS:否 制造商:Texas Instruments 通道數(shù)量:2 結(jié)構(gòu):Sigma-Delta 轉(zhuǎn)換速率:125 SPs to 8 KSPs 分辨率:24 bit 輸入類型:Differential 信噪比:107 dB 接口類型:SPI 工作電源電壓:1.7 V to 3.6 V, 2.7 V to 5.25 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:VQFN-32