参数资料
型号: MAX8664EVKIT+
厂商: Maxim Integrated Products
文件页数: 4/26页
文件大小: 0K
描述: KIT EVAL FOR MAX8664
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 1
主要目的: DC/DC,步降
输出及类型: 2,非隔离
输入电压: 4.5 ~ 28 V
稳压器拓扑结构: 降压
板类型: 完全填充
已供物品:
已用 IC / 零件: MAX8664
Low-Cost, Dual-Output, Step-Down
Controller with Fast Transient Response
Typical Operating Characteristics
(Circuit of Figure 2, 600kHz, V IN = 12V, V OUT1 = 2.5V, V OUT2 = 1.8V, T A = +25°C, unless otherwise noted.)
100
EFFICIENCY vs. LOAD CURRENT
(600kHz, FIGURE 2)
100
EFFICIENCY vs. LOAD CURRENT
(1MHz, FIGURE 4)
2.55
LOAD REGULATION
(600kHz, FIGURE 2)
90
80
90
80
V OUT1 = 2.5V
2.54
2.53
70
70
2.52
I OUT2 = 8A
I OUT2 = 4A
60
50
40
V OUT = 2.5V
60
50
40
V OUT1 = 1.8V
2.51
2.50
2.49
30
V OUT = 1.8V
30
2.48
I OUT2 = 0A
20
10
0
NO LOAD ON THE
OTHER REGULATOR
20
10
0
V IN = 3.3V
V VL = 5V
NO LOAD ON OUT2
2.47
2.46
2.45
0.1
1
10
0.1
1
10
0
2
4
6
8
10
2.55
2.54
LOAD CURRENT (A)
LINE REGULATION
(600kHz, FIGURE 2)
250
LOAD CURRENT (A)
R OSC/EN12 vs. SWITCHING FRQUENCY
OUT1 LOAD CURRENT (A)
OUT1 LOAD TRANSIENT (FIGURE 2)
MAX8664 toc06
2.53
2.52
8A LOAD
200
2.51
150
V OUT2
100mV/div
2.50
2.49
2.48
100
I OUT2
2.5A
5A
2.5A
2A/div
2.47
2.46
NO LOAD
50
2.45
6
8
10
12
14
16
18
20
0
100
400 700
1000
20 μ s/div
INPUT VOLTAGE (V)
LOAD TRANSIENT
SWITCHING FREQUENCY (kHz)
-3A TO +3A TO -3A (FIGURE 3)
MAX8664 toc07
POWER-UP WAVEFORMS
MAX8664 toc08
10V/div
V OUT1
50mV/div
V IN
2V/div
V OUT2
+3A
50mV/div
V OUT1
V OUT2
2V/div
I OUT2
-3A
-3A
5A/div
5V/div
V PRWGD
100 μ s/div
1ms/div
4
_______________________________________________________________________________________
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MAX8664EVKIT+ 功能描述:电源管理IC开发工具 MAX8664 Evan 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
MAX8667ETEAA+ 功能描述:直流/直流开关转换器 1.5MHz Dl Step-Down DC/DC 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
MAX8667ETEAA+T 功能描述:直流/直流开关转换器 1.5MHz Dl Step-Down DC/DC 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
MAX8667ETEAB+ 功能描述:直流/直流开关转换器 1.5MHz Dl Step-Down DC/DC 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
MAX8667ETEAB+T 功能描述:直流/直流开关转换器 1.5MHz Dl Step-Down DC/DC 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