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| 型号： | MAX1776EUA+ |
| 厂商： | Maxim Integrated Products |
| 文件页数： | 2/13页 |
| 文件大小： | 0K |
| 描述： | IC REG BUCK 5V/ADJ 0.6A 8UMAX |
| 产品培训模块： | Lead (SnPb) Finish for COTS Obsolescence Mitigation Program |
| 标准包装： | 50 |
| 类型： | 降压（降压） |
| 输出类型： | 两者兼有 |
| 输出数： | 1 |
| 输出电压： | 5V，1.25 V ~ 24 V |
| 输入电压： | 4.5 V ~ 24 V |
| 频率 - 开关： | 200kHz |
| 电流 - 输出： | 600mA |
| 同步整流器： | 无 |
| 工作温度： | -40°C ~ 85°C |
| 安装类型： | 表面贴装 |
| 封装/外壳： | 8-TSSOP，8-MSOP（0.118"，3.00mm 宽） |
| 包装： | 管件 |
| 供应商设备封装： | 8-uMAX |
| 产品目录页面： | 1410 (CN2011-ZH PDF) |
24V, 600mA Internal Switch, 100% Duty Cycle,
Step-Down Converter
ABSOLUTE MAXIMUM RATINGS
IN, SHDN , ILIM, ILIM2 to GND .................................-0.3V to 25V
LX to GND.......................................................-2V to (V IN + 0.3V)
OUT, FB to GND .........................................................-0.3V to 6V
Peak Input Current .................................................................. 2A
Maximum DC Input Current.............................................. 500mA
Continuous Power Dissipation (T A = +70°C)
8-Pin μMAX (derate 4.1mW/°C above +70°C) .............330mW
Operating Temperature Range ...........................-40°C to +85°C
Junction Temperature ......................................................+150°C
Storage Temperature Range .............................-65°C to +150°C
Lead Temperature (soldering, 10s) .................................+300°C
Stresses beyond those listed under “Absolute Maximum Ratings” may cause permanent damage to the device. These are stress ratings only, and functional
operation of the device at these or any other conditions beyond those indicated in the operational sections of the specifications is not implied. Exposure to
absolute maximum rating conditions for extended periods may affect device reliability.
ELECTRICAL CHARACTERISTICS
(Circuit of Figure 1, V IN = +12V, SHDN = IN, T A = 0°C to +85°C , unless otherwise noted.)
PARAMETER
Input Voltage Range
Input Supply Current
Input Supply Current in Dropout
Input Shutdown Current
Input Undervoltage Lockout
Threshold
Output Voltage (Preset Mode)
SYMBOL
V IN
I IN
I IN(DROP)
V UVLO
V OUT
No load
No load
SHDN = GND
V IN rising
V IN falling
FB = GND
CONDITIONS
MIN
4.5
3.6
3.5
4.80
TYP
15
50
3
4.0
3.9
5.00
MAX
24
28
70
7
4.4
4.3
5.20
UNITS
V
μA
μA
μA
V
V
Feedback Set Voltage
(Adjustable Mode)
OUT Bias Current
V FB
V OUT = 5.5V
1.212
1.65
1.25
3.5
1.288
6.25
V
μA
OUT Pin Maximum Voltage
5.5
V
FB Bias Current
FB Dual Mode ? Threshold Low
I FB
V FB = 1.3V
-25
50
100
+25
150
nA
mV
LX Switch Minimum Off-Time
t OFF(MIN)
0.22
0.42
0.62
μs
LX Switch Maximum On-Time
t ON(MAX)
V FB = 1.3V
8
10
12
μs
ILIM = ILIM2 = GND
1.6
3.2
V IN = 6V
ILIM = GND, ILIM2 = IN
ILIM = IN, ILIM2 = GND
0.8
0.4
1.6
0.8
LX Switch On-Resistance
R LX
V IN = 4.5V
ILIM = ILIM2 = IN
ILIM = ILIM2 = GND
ILIM = GND, ILIM2 = IN
ILIM = IN, ILIM2 = GND
0.4
1.9
1.0
0.5
0.8
3.8
1.9
0.95
?
ILIM = ILIM2 = IN
0.5
0.95
ILIM = ILIM2 = GND
120
150
180
LX Current Limit
I LX(PEAK)
ILIM = GND, ILIM2 = IN
ILIM = IN, ILIM2 = GND
240
480
300
600
360
720
mA
ILIM = ILIM2 = IN
960
1200
1440
LX Zero-Crossing Threshold
Zero-Crossing Timeout
LX does not rise above the threshold
-75
30
+75
mV
μs
LX Switch Leakage Current
V IN = 24V,
LX = GND
T A = +25 ° C
T A = 0 ° C to +85 ° C
1
10
μA
Dual Mode is a trademark of Maxim Integrated Products, Inc.
2
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相关代理商/技术参数 |
参数描述 |
|---|---|
| MAX1776EUA+ | 功能描述:直流/直流开关转换器 24V 600mA 100% Duty Cycle Step-Down 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 |
| MAX1776EUA+ | 制造商:Maxim Integrated Products 功能描述:SEMICONDUCTOR ((NW)) |
| MAX1776EUA+ | 制造商:Maxim Integrated Products 功能描述:CONVERTER STEP DOWN 24V 0.6A SMD 制造商:Maxim Integrated Products 功能描述:CONVERTER, STEP DOWN, 24V 0.6A, SMD |
| MAX1776EUA+T | 功能描述:直流/直流开关转换器 24V 600mA 100% Duty Cycle Step-Down 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 |
| MAX1776EUA-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 |
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