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参数资料
| 型号： | MAX1733EUK+T |
| 厂商： | Maxim Integrated Products |
| 文件页数： | 4/8页 |
| 文件大小： | 0K |
| 描述： | IC REG BUCK SYNC ADJ SOT23-5 |
| 产品培训模块： | Lead (SnPb) Finish for COTS Obsolescence Mitigation Program |
| 标准包装： | 2,500 |
| 类型： | 降压（降压） |
| 输出类型： | 可调式 |
| 输出数： | 1 |
| 输出电压： | 1.25 V ~ 2 V |
| 输入电压： | 2.7 V ~ 5.5 V |
| 频率 - 开关： | 1.2MHz |
| 电流 - 输出： | 250mA |
| 同步整流器： | 是 |
| 工作温度： | -40°C ~ 85°C |
| 安装类型： | 表面贴装 |
| 封装/外壳： | SC-74A，SOT-753 |
| 包装： | 带卷 (TR) |
| 供应商设备封装： | SOT-23-5 |
Low-Voltage, Step-Down DC-DC Converters
in SOT23
Typical Operating Characteristics
(C IN = 2.2μF ceramic, C OUT = 22μF tantalum, L = 10μH, unless otherwise noted.)
100
EFFICIENCY vs.
LOAD CURRENT (V OUT = 1.8V)
100
EFFICIENCY vs.
LOAD CURRENT (V OUT = 1.5V)
62
NO-LOAD SUPPLY CURRENT
vs. SUPPLY VOLTAGE
90
80
V IN = 2.7V
90
80
V IN = 2.7V
60
58
V OUT = 1.8V, T A = +85°C
V OUT = 1.8V, T A = +25°C
70
V IN = 3.6V
V IN = 5.0V
70
V IN = 3.6V
V IN = 5.0V
56
54
60
60
52
50
40
30
50
40
30
50
48
46
V OUT = 1.5V, T A = +25°C
V OUT = 1.5V, T A = -40°C
0.1
1
10
100
1000
0.1
1
10
100
1000
2.5
3.0
3.5
4.0
4.5
5.0
5.5
LOAD CURRENT (mA)
OUTPUT ACCURACY vs.
LOAD CURRENT (V OUT = 1.8V)
LOAD CURRENT (mA)
OUTPUT ACCURACY vs.
LOAD CURRENT (V OUT = 1.5V)
SUPPLY VOLTAGE (V)
SWITCHING FREQUENCY
vs. SUPPLY VOLTAGE
3.0
3.0
1.50
I LOAD = 50mA TO 250mA
2.0
1.0
0
-1.0
V IN = 3.6V, T A = +85 ° C
V IN = 2.7V, T A = +25 ° C
2.0
1.0
0
-1.0
V IN = 3.6V, T A = +85 ° C
V IN = 5.0V, T A = +25 ° C
1.25
1.00
V OUT = 1.8V
-2.0
V IN = 5.0V, T A = +25 ° C
V IN = 3.6V, T A = -40 ° C
-2.0
V IN = 2.7V, T A = +25 ° C
V IN = 3.6V, T A = -40 ° C
0.75
V OUT = 1.5V
-3.0
-3.0
0.50
0.1
1
10
100
1000
0.1
1
10
100
1000
2.7
3.0
3.3
3.6
3.9
4.2
LOAD CURRENT (mA)
LOAD CURRENT (mA)
SUPPLY VOLTAGE (V)
LIGHT-LOAD SWITCHING WAVEFORMS
MAX1733/4-07
V IN = 3.6V, V OUT = 1.8V, I LOAD = 20mA
400ns/div
V OUT
AC-COUPLED
20mV/div
V LX
2V/div
HEAVY-LOAD SWITCHING WAVEFORMS
MAX1733/4-08
V IN = 3.6V, V OUT = 1.8V, I LOAD = 200mA
400ns/div
V OUT
AC-COUPLED
20mV/div
V LX
2V/div
4
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相关代理商/技术参数 |
参数描述 |
|---|---|
| MAX1733EUK-TG05 | 功能描述:直流/直流开关转换器 Step-Down Converter 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 |
| MAX1734EUK15 | 制造商:Maxim Integrated Products 功能描述:5 PIN COUNT SOT PACKAGE TYPE - Bulk |
| MAX1734EUK15+ | 制造商:Maxim Integrated Products 功能描述:CONV DC-DC SGL-OUT STEP DOWN 5PIN SOT-23 - Rail/Tube |
| MAX1734EUK15+T | 功能描述:直流/直流开关转换器 Step-Down Converter 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 |
| MAX1734EUK15-T | 功能描述:直流/直流开关转换器 Step-Down Converter 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 |
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