参数资料
型号: MAX797HESE+T
厂商: Maxim Integrated Products
文件页数: 8/8页
文件大小: 0K
描述: IC REG CTRLR BUCK PWM 16-SOIC
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 2,500
PWM 型: 混合物
输出数: 1
频率 - 最大: 330kHz
占空比: 96%
电源电压: 4.5 V ~ 40 V
降压:
升压:
回扫:
反相:
倍增器:
除法器:
Cuk:
隔离:
工作温度: -40°C ~ 85°C
封装/外壳: 16-SOIC(0.154",3.90mm 宽)
包装: 带卷 (TR)
High-Voltage, Step-Down Controller with
Synchronous Rectifier for CPU Power
+8V TO +40V
R1
OUT
ADJ
IN
+7V TO +40V
INPUT
Q1
100k
POWER INPUT
300k
R2
V+
SHDN
MAX797H
VL
DH
V+
SHDN
MAX797H
VL
DH
Figure 2. Powering V+ and VL with a +5V Linear Regulator
UP TO +40V
POWER INPUT
Figure 3. Dividing the Power Input to Supply V+
+20V TO +40V
POWER INPUT
12V
R1
R1
V+
SHDN
MAX797H
VL
DH
V+
SHDN
MAX797H
VL
DH
Figure 4. Powering V+ with a Zener Shunt Regulator
Figure 5. Powering V+ with a Zener Dropping Diode
___________________Chip Information
TRANSISTOR COUNT: 913
Maxim cannot assume responsibility for use of any circuitry other than circuitry entirely embodied in a Maxim product. N o circu
implied. Maxim reserves the right to change the circuitry and specifications without notice at any time.
it patent licenses are
8 ___________________Maxim Integrated Products, 120 San Gabriel Drive, Sunnyvale, CA 94086 (408) 737-7600
? 1997 Maxim Integrated Products
Printed USA
is a registered trademark of Maxim Integrated Products.
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MAX798ESE+ 功能描述:直流/直流开关转换器 Step-Down Controller for CPU Power RoHS:否 制造商:STMicroelectronics 最大输入电压:4.5 V 开关频率:1.5 MHz 输出电压:4.6 V 输出电流:250 mA 输出端数量:2 最大工作温度:+ 85 C 安装风格:SMD/SMT