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参数资料
| 型号： | MAX1748EUE+ |
| 厂商： | Maxim Integrated Products |
| 文件页数： | 6/16页 |
| 文件大小： | 0K |
| 描述： | IC DC-DC CONV TRPL LCD 16-TSSOP |
| 产品培训模块： | Lead (SnPb) Finish for COTS Obsolescence Mitigation Program |
| 标准包装： | 96 |
| 应用： | 转换器，TFT，LCD |
| 输入电压： | 2.7 V ~ 5.5 V |
| 输出数： | 3 |
| 输出电压： | 2.7 V ~ 13 V |
| 工作温度： | 0°C ~ 85°C |
| 安装类型： | 表面贴装 |
| 封装/外壳： | 16-TSSOP（0.173"，4.40mm 宽） |
| 供应商设备封装： | 16-TSSOP |
| 包装： | 管件 |
| 产品目录页面： | 1410 (CN2011-ZH PDF) |
Triple-Output TFT-LCD
DC-DC Converters
Typical Operating Characteristics (continued)
(Circuit of Figure 5, V IN = 3.3V, T A = +25°C, unless otherwise noted.)
-3
MAXIMUM NEGATIVE CHARGE-PUMP
OUTPUT VOLTAGE vs. SUPPLY VOLTAGE
15.3
POSITIVE CHARGE-PUMP OUTPUT
VOLTAGE vs. LOAD CURRENT
100
POSITIVE CHARGE-PUMP EFFICIENCY
vs. LOAD CURRENT
-4
-5
15.2
15.1
90
V SUPP = 8V
-6
-7
-8
I NEG = 1mA
I NEG = 20mA
15.0
14.9
14.8
14.7
V SUPN = 8V
V SUPN = 12V
V SUPN = 10V
80
70
60
V SUPP = 10V
V SUPP = 12V
-9
-10
-11
I NEG = 10mA
V NEG = -10mA
14.6
14.5
14.4
50
40
5
6
7
8
9
10
11
12
0
2
4
6
8
10 12 14 16 18 20
0
2
4
6
8
10 12 14 16 18 20
V SUPN (V)
MAXIMUM POSITIVE CHARGE-PUMP OUTPUT
VOLTAGE vs. SUPPLY VOLTAGE
I POS (mA)
SWITCHING FREQUENCY
vs. INPUT VOLTAGE
I POS (mA)
REFERENCE VOLTAGE
vs. REFERENCE LOAD CURRENT
24
22
20
V POS = 22V
I POS = 10mA
1.20
1.15
1.10
MEASURED FROM THE
FALLING EDGE OF LX
V MAIN = 10V
I MAIN = 100mA
1.254
1.252
V IN = 3.3V
18
16
14
12
10
8
I POS = 1mA
I POS = 20mA
1.05
1.00
0.95
0.90
0.85
0.80
1.250
1.248
1.246
1.244
5
6
7
8
9
10
11
12
2.5
3.0
3.5
4.0
4.5
5.0
5.5
0
5
10 15 20
25 30 35 40 45 50
V SUPP (V)
RIPPLE WAVEFORMS
MAX1748/8726 toc13
1 μ s/div
V MAIN = 10V, I MAIN = 200mA,
V NEG = -5V, I NEG = 10mA,
V POS = 15V, I POS = 10mA
V MAIN
10mV/div
V NEG
10mV/div
V POS
10mV/div
INPUT VOLTAGE (V)
LOAD-TRANSIENT RESPONSE
MAX1748/8726 toc14
100 μ s/div
V IN = 3.3V, V MAIN = 10V,
R MAIN = 500 Ω TO 50 Ω (20mA TO 200mA)
I MAIN
200mA/div
I LX
500mA/div
V MAIN
200mV/div
I REF ( μ A)
LOAD-TRANSIENT RESPONSE
WITHOUT INTEGRATOR
MAX1748/8726 toc15
100 μ s/div
V IN = 3.3V, V MAIN = 10V, INTG = REF,
R MAIN = 500 Ω TO 50 Ω (20mA TO 200mA)
I MAIN
200mA/div
I LX
500mA/div
V MAIN
200mV/div
6
_______________________________________________________________________________________
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相关代理商/技术参数 |
参数描述 |
|---|---|
| MAX1748EUE+ | 功能描述:直流/直流开关转换器 Triple-Output TFT LCD DC/DC Converters RoHS:否 制造商:STMicroelectronics 最大输入电压:4.5 V 开关频率:1.5 MHz 输出电压:4.6 V 输出电流:250 mA 输出端数量:2 最大工作温度:+ 85 C 安装风格:SMD/SMT |
| MAX1748EUE+T | 功能描述:直流/直流开关转换器 Triple-Output TFT LCD DC/DC Converters RoHS:否 制造商:STMicroelectronics 最大输入电压:4.5 V 开关频率:1.5 MHz 输出电压:4.6 V 输出电流:250 mA 输出端数量:2 最大工作温度:+ 85 C 安装风格:SMD/SMT |
| MAX1748EUE-T | 功能描述:直流/直流开关转换器 RoHS:否 制造商:STMicroelectronics 最大输入电压:4.5 V 开关频率:1.5 MHz 输出电压:4.6 V 输出电流:250 mA 输出端数量:2 最大工作温度:+ 85 C 安装风格:SMD/SMT |
| MAX1748EUE-TG069 | 制造商:Rochester Electronics LLC 功能描述: 制造商:Maxim Integrated Products 功能描述: |
| MAX1748EVKIT | 功能描述:电源管理IC开发工具 MAX1748 Eval Kit RoHS:否 制造商:Maxim Integrated 产品:Evaluation Kits 类型:Battery Management 工具用于评估:MAX17710GB 输入电压: 输出电压:1.8 V |
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