参数资料
型号: MAX758ACPA
厂商: Maxim Integrated Products
文件页数: 3/16页
文件大小: 0K
描述: IC REG BUCK ADJ 0.75A 8DIP
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 50
类型: 降压(降压)
输出类型: 可调式
输出数: 1
输出电压: 1.25 V ~ 16 V
输入电压: 4 V ~ 16 V
PWM 型: 电流模式
频率 - 开关: 160kHz
电流 - 输出: 750mA
同步整流器:
工作温度: 0°C ~ 70°C
安装类型: 通孔
封装/外壳: 8-DIP(0.300",7.62mm)
包装: 管件
供应商设备封装: 8-PDIP
其它名称: MAX758CPA
Adjustable, Step-Down,
Current-Mode PWM Regulators
ELECTRICAL CHARACTERISTICS (continued)
(Circuit of Figure 3, V+ = 9V for the MAX750A, V+ = 12V for the MAX758A, V OUT = 5V, R2 = 40.20k ? , R3 = 13.0k ? , I LOAD = 0mA,
T A = T MIN to T MAX , unless otherwise noted.)
PARAMETER
Undervoltage
Lockout
V+ rising
V+ falling
CONDITIONS
MIN
MAX750A
TYP
3.75
3.5
MAX
4.00
MIN
MAX758A
TYP
3.75
3.5
MAX
4.00
UNITS
V
LX On Resistance
LX Leakage Current
I LX = 500mA
0.5
1.0
0.5
1.0
?
μA
Reference Voltage
T A = +25°C
1.15
1.22
1.30
1.15
1.22
1.30
V
Reference Drift
50
50
ppm/°C
Oscillator Frequency
130
170
210
130
160
190
kHz
Compensation Pin
Impedance
7500
7500
?
Note 1: Output voltage tolerance over temperature is ±4.5% plus the tolerances of R3 and R4 in Figure 3.
Note 2: The standby current typically settles to 25μA (over temperature) within 2 seconds; however, to decrease test time, the part
is guaranteed at a 100μA maximum value.
__________________________________________Typical Operating Characteristics
(Circuit of Figure 3, V OUT = 5V, T A = +25°C, unless otherwise noted.)
100
90
MAX750A
EFFICIENCY vs. OUTPUT CURRENT
(NOTES 3, 6)
100
90
MAX758A
EFFICIENCY vs. OUTPUT CURRENT
(NOTES 3, 6)
80
70
60
V+ = 5.5V
V+ = 7V
V+ = 9V
V+ = 11V
80
70
60
V+ = 6V
V+ = 8V
V+ = 12V
V+ = 16V
0
200
400
600
800
1000
0
200
400
600
800
1000
OUTPUT CURRENT (mA)
OUTPUT CURRENT (mA)
_______________________________________________________________________________________
3
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相关代理商/技术参数
参数描述
MAX758ACPA+ 功能描述:直流/直流开关调节器 Adjustable PWM Step-Down Regulator RoHS:否 制造商:International Rectifier 最大输入电压:21 V 开关频率:1.5 MHz 输出电压:0.5 V to 0.86 V 输出电流:4 A 输出端数量: 最大工作温度: 安装风格:SMD/SMT 封装 / 箱体:PQFN 4 x 5
MAX758ACPA+ 制造商:Maxim Integrated Products 功能描述:IC STEP-DOWN REGULATOR
MAX758ACWE 功能描述:直流/直流开关调节器 RoHS:否 制造商:International Rectifier 最大输入电压:21 V 开关频率:1.5 MHz 输出电压:0.5 V to 0.86 V 输出电流:4 A 输出端数量: 最大工作温度: 安装风格:SMD/SMT 封装 / 箱体:PQFN 4 x 5
MAX758ACWE+ 功能描述:直流/直流开关调节器 Adjustable PWM Step-Down Regulator RoHS:否 制造商:International Rectifier 最大输入电压:21 V 开关频率:1.5 MHz 输出电压:0.5 V to 0.86 V 输出电流:4 A 输出端数量: 最大工作温度: 安装风格:SMD/SMT 封装 / 箱体:PQFN 4 x 5
MAX758ACWE+T 功能描述:直流/直流开关调节器 Adjustable PWM Step-Down Regulator RoHS:否 制造商:International Rectifier 最大输入电压:21 V 开关频率:1.5 MHz 输出电压:0.5 V to 0.86 V 输出电流:4 A 输出端数量: 最大工作温度: 安装风格:SMD/SMT 封装 / 箱体:PQFN 4 x 5