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参数资料
| 型号： | MAX1821EUB+T |
| 厂商： | Maxim Integrated Products |
| 文件页数： | 7/18页 |
| 文件大小： | 0K |
| 描述： | IC REG BUCK WCDMA 10-UMAX |
| 产品培训模块： | Lead (SnPb) Finish for COTS Obsolescence Mitigation Program |
| 标准包装： | 2,500 |
| 应用： | 转换器，WCDMA 功率放大器应用 |
| 输入电压： | 2.6 V ~ 5.5 V |
| 输出数： | 1 |
| 输出电压： | 1.25 V ~ 5.5 V |
| 工作温度： | -40°C ~ 85°C |
| 安装类型： | 表面贴装 |
| 封装/外壳： | 10-TFSOP，10-MSOP（0.118"，3.00mm 宽） |
| 供应商设备封装： | 10-µMAX |
| 包装： | 带卷 (TR) |
WCDMA Cellular Phone 600mA
Buck Regulators
Typical Operating Characteristics (continued)
(T A = +25°C, unless otherwise noted.)
LIGHT-LOAD SKIP-SWITCHING WAVEFORMS
A
(V IN = 4.2V, V OUT = 1.5V,
LOAD = 30mA, SKIP = GND)
MAX1820/21 toc13
V SHDN
5V/div
EXITING AND ENTERING SHUTDOWN
(V IN = 3.6V, V OUT = 3.4V, R LOAD = 15 ? )
MAX1820/21 toc14
B
V OUT
2V/div
C
I BATT
0.5A/div
2 μ s/div
A: V LX , 5V/div
B: INDUCTOR CURRENT, 500mA/div
C: V OUT (AC-COUPLED), 20mV/div
LOAD TRANSIENT (I LOAD = 20mA TO 420mA,
V OUT = 1.5V, V IN = 3.6V, SKIP = BATT)
MAX1820/21 toc15
I OUT
200mA/div
V OUT
AC-COUPLED
100mV/div
C OUT = 10 μ F
40 μ s/div
MAX1820
REF TRANSIENT (V REF = 0.23V TO 1.932V,
R LOAD = 10 ? , V IN = 3.6V, SKIP = BATT)
MAX1820/21 toc17
V REF
1V/div
2ms/div
LOAD TRANSIENT (I LOAD = 20mA TO 420mA,
V OUT = 1.5V, V IN = 3.6V, SKIP = GND)
MAX1820/21 toc16
I OUT
200mA/div
V OUT
AC-COUPLED
100mV/div
C OUT = 10 μ F
40 μ s/div
LINE TRANSIENT (V IN = 3.6V TO 4.0V,
V OUT = 1.5V, I LOAD = 300mA)
MAX1820/21 toc18
V IN
200mV/div
V OUT
V OUT
1V/div
20 μ s/div
AC-COUPLED
20mV/div
40 μ s/div
C OUT = 10 μ F
_______________________________________________________________________________________
7
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相关代理商/技术参数 |
参数描述 |
|---|---|
| MAX1821EUB-TG069 | 制造商:Rochester Electronics LLC 功能描述: 制造商:Maxim Integrated Products 功能描述: |
| MAX1821XEBC | 制造商:Rochester Electronics LLC 功能描述: 制造商:Maxim Integrated Products 功能描述: |
| MAX1821XEBC+ | 制造商:Rochester Electronics LLC 功能描述: 制造商:Maxim Integrated Products 功能描述: |
| MAX1821XEBC+T | 制造商:Rochester Electronics LLC 功能描述: 制造商:Maxim Integrated Products 功能描述: |
| MAX1821XEBC-T | 制造商:Rochester Electronics LLC 功能描述: 制造商:Maxim Integrated Products 功能描述: |
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