参数资料
型号: MAX17067EUA+T
厂商: Maxim Integrated Products
文件页数: 5/13页
文件大小: 0K
描述: IC REG BOOST ADJ 0.3A 8UMAX
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 2,500
类型: 升压(升压)
输出类型: 可调式
输出数: 1
输出电压: 1.25 V ~ 18 V
输入电压: 2.6 V ~ 4 V
PWM 型: 电流模式
频率 - 开关: 640kHz,1.2MHz
电流 - 输出: 300mA
同步整流器:
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: 带卷 (TR)
供应商设备封装: 8-uMAX
Low-Noise Step-Up DC-DC Converter
Typical Operating Characteristics (continued)
(Circuit of Figure 1, V IN = 3.3V, f OSC = 640kHz, T A = +25°C, unless otherwise noted.)
4.0
3.5
3.0
SUPPLY CURRENT
vs. SUPPLY VOLTAGE
SOFT-START
(R LOAD = 18 Ω )
MAX17067 toc05
V OUT
5V/div
2.5
2.0
1.5
1.0
SWITCHING
0V
INDUCTOR
CURRENT
1A/div
0.5
NONSWITCHING
0A
0
2.5
2.7
2.9
3.1
3.3
3.5
3.7
3.9
2ms/div
SUPPLY VOLTAGE (V)
LOAD-TRANSIENT RESPONSE
(I LOAD = 10mA TO 200mA)
MAX17067 toc06
100 μ s/div
L = 3.3 μ H
R COMP = 39k Ω
C COMP1 = 620pF
I OUT
200mA/div
10mA
V OUT
500mA/div
AC-COUPLED
0V
INDUCTOR
CURRENT
500mA/div
0A
PULSED LOAD-TRANSIENT RESPONSE
(I LOAD = 40mA TO 1.1A)
MAX17067 toc07
10 μ s/div
L = 3.3 μ H
R COMP = 39k Ω
C COMP1 = 620pF
I OUT
1A/div
0.1A
9V
V OUT
200mV/div
AC-COUPLED
0V
INDUCTOR
CURRENT
1A/div
0A
SWITCHING WAVEFORMS
(I LOAD = 500mA)
MAX17067 toc08
LX
5V/div
0V
INDUCTOR
CURRENT
1A/div
0A
1 μ s/div
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5
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