参数资料
型号: MAX618EEE+T
厂商: Maxim Integrated Products
文件页数: 4/14页
文件大小: 0K
描述: IC REG BOOST ADJ 0.5A 16QSOP
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: 可调至 28V
输入电压: 3 V ~ 28 V
PWM 型: 混合物
频率 - 开关: 250kHz
电流 - 输出: 500mA
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: 16-SSOP(0.154",3.90mm 宽)
包装: 带卷 (TR)
供应商设备封装: 16-QSOP
28V, PWM, Step-Up DC-DC Converter
Typical Operating Characteristics (continued)
(Circuit of Figure 1, T A = +25°C.)
NO-LOAD SUPPLY CURRENT
SHUTDOWN CURRENT
vs. INPUT VOLTAGE
SUPPLY CURRENT vs. TEMPERATURE
vs. SUPPLY VOLTAGE
0.65
0.60
0.55
0.50
0.45
700
650
600
550
500
450
400
350
V IN = 3V
V IN = 5V
V IN = 8V
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
INCLUDES CAPACITOR LEAKAGE CURRENT
0.40
300
0
0
5
10
15 20
25
30
-50
-30
-10
10
30 50 70
90
110
2
7
12
17 22
27
32
INPUT VOLTAGE (V)
MEDIUM-LOAD SWITCHING
TEMPERATURE ( ° C)
HEAVY-LOAD SWITCHING
SUPPLY VOLTAGE (V)
I L
(1A/div)
WAVEFORMS
MAX618 toc07
0
I L
(1A/div)
WAVEFORMS
MAX618 toc08
0
V OUT
(50mV/div)
LINE-TRANSIENT RESPONSE
MAX618 toc09
V LX
(10V/div)
V LX
(10V/div)
V OUT
(100mV/div)
2 μ s/div
V IN = 5V, V OUT = 12V, I OUT = 200mA
V OUT
(100mV/
div)
2 μ s/div
V IN = 5V, V OUT = 12V, I OUT = 500mA
V IN
(5V/div)
2ms/div
I OUT = 200mA, V OUT = 12V
6V
3V
V OUT
(200mV/div)
LOAD-TRANSIENT RESPONSE
MAX618 toc10
SHDN
(2V/div)
SHUTDOWN RESPONSE
MAX618 toc11
1.6
1.4
MAXIMUM OUTPUT CURRENT
vs. INPUT VOLTAGE
V OUT = 12V
I OUT
(100mA/div)
0
12V
1.2
1.0
0.8
0.6
0
V OUT
(2V/div)
5V
0.4
0.2
5ms/div
500 μ s/div
0
2
3
4
5 6 7
8 9
10 11 12
V IN = 5V, V OUT = 12V
V IN = 5V, V OUT = 12V, I LOAD = 500mA
INPUT VOLTAGE (V)
4
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