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| 型号： | MAX772CSA+ |
| 厂商： | Maxim Integrated Products |
| 文件页数： | 4/20页 |
| 文件大小： | 0K |
| 描述： | IC REG CTRLR BST PWM 8-SOIC |
| 产品培训模块： | Lead (SnPb) Finish for COTS Obsolescence Mitigation Program |
| 标准包装： | 100 |
| PWM 型： | 控制器 |
| 输出数： | 1 |
| 频率 - 最大： | 300kHz |
| 占空比： | 90% |
| 电源电压： | 3 V ~ 16.5 V |
| 降压： | 无 |
| 升压： | 是 |
| 回扫： | 无 |
| 反相： | 无 |
| 倍增器： | 无 |
| 除法器： | 无 |
| Cuk： | 无 |
| 隔离： | 无 |
| 工作温度： | 0°C ~ 70°C |
| 封装/外壳： | 8-SOIC（0.154"，3.90mm 宽） |
| 包装： | 管件 |
5V/12V/15V or Adjustable, High-Efficiency,
Low I Q , Step-Up DC-DC Controllers
__________________________________________Typical Operating Characteristics
(T A = +25°C, unless otherwise noted.)
MAX770
EFFICIENCY vs. OUTPUT CURRENT
(BOOTSTRAPPED)
MAX771
EFFICIENCY vs. OUTPUT CURRENT
(BOOTSTRAPPED)
MAX772
EFFICIENCY vs. OUTPUT CURRENT
(BOOTSTRAPPED)
100
90
V IN = 4V
100
90
V IN = 9V
V IN = 6V
100
90
V OUT = 15V, CIRCUIT OF FIGURE 2b
MAX772 SUBSTITUTED FOR MAX771
80
80
80
70
V IN = 3V
V IN = 3.5V
70
V IN = 5V
70
V IN = 12V
V IN = 9V
60
V OUT = 5V
CIRCUIT OF
60
V IN = 3V
V OUT = 12V
CIRCUIT OF
60
V IN = 6V
V IN = 5V
50
FIGURE 2a
50
FIGURE 2b
50
V IN = 3V
0.001
0.01
0.1
1
0.001
0.01
0.1
1
0.001
0.01
0.1
1
OUTPUT CURRENT (A)
MAX771
EFFICIENCY vs. OUTPUT CURRENT
(NON-BOOTSTRAPPED)
OUTPUT CURRENT (A)
MAX770
LOAD CURRENT vs.
MINIMUM START-UP INPUT VOLTAGE
OUTPUT CURRENT (A)
MAX771
LOAD CURRENT vs.
MINIMUM START-UP INPUT VOLTAGE
100
90
V OUT = 12V
CIRCUIT OF
FIGURE 2c
V IN = 9V
700
600
500
V OUT = 5V
CIRCUIT OF
FIGURE 2a
500
400
V OUT = 12V
CIRCUIT OF
FIGURE 2b
V IN = 6V
V IN = 5V
400
300
300
80
70
200
100
0
ABOVE 3.4V,
THE CIRCUIT
STARTS UP
UNDER
MAXIMUM
LOAD
CONDITIONS
200
100
0
ABOVE 3.5V
THE CIRCUIT
STARTS UP
UNDER
MAXIMUM
LOAD
CONDITIONS
0.001
0.01
0.1
1
10
1.0
1.5
2.0
2.5
3.0
3.5
2.0
2.5
3.0
3.5
4.0
OUTPUT CURRENT (A)
SUPPLY CURRENT vs. TEMPERATURE
MINIMUM START-UP INPUT VOLTAGE (V)
SUPPLY CURRENT vs. SUPPLY VOLTAGE
MINIMUM START-UP INPUT VOLTAGE (V)
EXT RISE/FALL TIME vs. SUPPLY VOLTAGE
4
V OUT = 12V, V IN = 5V
CIRCUIT OF FIGURE 2b
0.8
V OUT = 12V
250
3
BOOTSTRAPPED MODE
ENTIRE
CIRCUIT
0.6
BOOTSTRAPPED
CIRCUIT OF
FIGURE 2b
200
150
C EXT = 2200pF
C EXT = 1000pF
C EXT = 446pF
2
0.4
100
C EXT = 100pF
1
SCHOTTKY DIODE
LEAKAGE EXCLUDED
0.2
50
NON-BOOTSTRAPPED
0
0
CIRCUIT OF FIGURE 2c
0
-75 -50 -25
0
25
50
75 100 125
2
4
6
8
10
12
2
4
6
8
10
12
TEMPERATURE (°C)
SUPPLY VOLTAGE (V)
V+ (V)
4
_______________________________________________________________________________________
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相关代理商/技术参数 |
参数描述 |
|---|---|
| MAX772CSA+ | 功能描述:DC/DC 开关控制器 5/12/15/AdjV Step Up DC/DC Controller RoHS:否 制造商:Texas Instruments 输入电压:6 V to 100 V 开关频率: 输出电压:1.215 V to 80 V 输出电流:3.5 A 输出端数量:1 最大工作温度:+ 125 C 安装风格: 封装 / 箱体:CPAK |
| MAX772CSA+T | 功能描述:DC/DC 开关控制器 5/12/15/AdjV Step Up DC/DC Controller RoHS:否 制造商:Texas Instruments 输入电压:6 V to 100 V 开关频率: 输出电压:1.215 V to 80 V 输出电流:3.5 A 输出端数量:1 最大工作温度:+ 125 C 安装风格: 封装 / 箱体:CPAK |
| MAX772CSA-T | 功能描述:DC/DC 开关控制器 5/12/15/AdjV Step Up DC/DC Controller RoHS:否 制造商:Texas Instruments 输入电压:6 V to 100 V 开关频率: 输出电压:1.215 V to 80 V 输出电流:3.5 A 输出端数量:1 最大工作温度:+ 125 C 安装风格: 封装 / 箱体:CPAK |
| MAX772EPA | 功能描述:DC/DC 开关控制器 5/12/15/AdjV Step Up DC/DC Controller RoHS:否 制造商:Texas Instruments 输入电压:6 V to 100 V 开关频率: 输出电压:1.215 V to 80 V 输出电流:3.5 A 输出端数量:1 最大工作温度:+ 125 C 安装风格: 封装 / 箱体:CPAK |
| MAX772ESA | 功能描述:DC/DC 开关控制器 5/12/15/AdjV Step Up DC/DC Controller RoHS:否 制造商:Texas Instruments 输入电压:6 V to 100 V 开关频率: 输出电压:1.215 V to 80 V 输出电流:3.5 A 输出端数量:1 最大工作温度:+ 125 C 安装风格: 封装 / 箱体:CPAK |
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