参数资料
型号: MAX8842ELT+T
厂商: Maxim Integrated
文件页数: 5/10页
文件大小: 0K
描述: IC REG LDO ADJ .15A 6-UDFN
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 2,500
稳压器拓扑结构: 正,可调式
输出电压: 1.5 V ~ 4.5 V
输入电压: 2 V ~ 6 V
电压 - 压降(标准): 0.12V @ 120mA
稳压器数量: 1
电流 - 输出: 150mA(最小)
电流 - 限制(最小): 150mA
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 6-WFDFN
供应商设备封装: 6-uDFN(1.5x1.0)
包装: 带卷 (TR)
Ultra-Low-Noise, High PSRR, Low-Dropout,
150mA Linear Regulators in μDFN
Typical Operating Characteristics (continued)
(V IN = V OUT + 0.5V, C IN = 1μF, C OUT = 1μF, C BP = 10nF, T A = +25°C, unless otherwise noted.)
25
20
15
10
5
0
MAX8840
OUTPUT NOISE vs. BP CAPACITANCE
MAX8840
LOAD-TRANSIENT RESPONSE
MAX8840 toc14
V IN = 3.5V
I LOAD = 0 TO 50mA
V OUT
10mV/div
MAX8840
LOAD-TRANSIENT RESPONSE NEAR DROPOUT
MAX8840 toc15
V IN = 3.1V
I LOAD = 0 TO 50mA
V OUT
10mV/div
1
10
100
1ms/div
1ms/div
BP CAPACITANCE (nF)
MAX8840
LINE-TRANSIENT RESPONSE
MAX8840 toc16
MAX8840
EXITING SHUTDOWN WAVEFORM
MAX8840 toc17
MAX8840
ENTERING SHUTDOWN DELAY
MAX8840 toc18
V IN = 3.5V TO 4V
V OUT = 2.85V
R LOAD = 47 ?
SHUTDOWN
VOLTAGE
C BP = 0.01 μ F
SHUTDOWN
VOLTAGE
OUTPUT
200 μ s/div
V OUT
2mV/div
20 μ s/div
VOLTAGE
2V/div
MAX8840
40 μ s/div
OUTPUT
VOLTAGE
2V/div
MAX8840
REGION OF STABLE C OUT ESR
SHUTDOWN EXIT DELAY
MAX8840 toc19
V OUT = 3V
C BP = 100nF
V OUT
1V/div
SHUTDOWN
VOLTAGE
100
10
1
0.1
vs. LOAD CURRENT
20 μ s/div
0.01
0
25
50
75
100
125
150
LOAD CURRENT (mA)
_______________________________________________________________________________________
5
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