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MAX5060, MAX5061
0.6V至5.5V输出、可并联、平均电流模式DC-DC控制器
概述
完整的数据资料
(PDF, 536kB) 英文
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MAX5060/MAX5061脉宽调制(PWM) DC-DC控制器具有大电流输出能力，封装紧凑，所需外部元件最少。这些器件利用平均电流模式控制，实现低RDS(ON) MOSFET的最佳应用，即使输出大电流，也不需要外部热沉。
关键特性
应用/使用
4.75V至5.5V或7V至28V输入电压范围
0.6V至5.5V可调电压输出
最大30A输出电流
可并联输出实现更大输出电流
可编程自适应输出电压调节
真差分远端输出感应(MAX5060)
平均电流模式控制
出色的并联模块间电流共享能力
精确电流限制，无需降级使用MOSFET和电感
模块并联时限制反向吸收电流(MAX5060)
125kHz至1.5MHz可调开关频率
集成4A栅极驱动器
提供180°异相时钟输出(MAX5060)
电压信号与输出电流正比，实现负载监控(MAX5060)
输出过压保护(MAX5060)
可调打嗝电流限制域值和响应时间
过热关断功能
Key Specifications:
Step-Down Switching Regulators
Part Number
VIN (min) (V)
VIN (max) (V)
Min. VOUT (V)
Max. VOUT (V)
IOUT (A)
Output Adj. Method
Operating Current, ICC (max) (mA)
Number of DC-DC Outputs
Operating Freq. (kHz)
Features
EV-Kit
Industry Qualified
Package
RoHS Available
Operating Temp. Range (°C)
Price**
MAX5060
4.75
28
0.6
5.5
30
Resistor
5.5
1
1500
• Average Current Mode Control
• Dual/Multi-Phase Controller
• External Synchronization
• Fixed Frequency/ PWM Operation
• Low Battery/ Power OK Output
• Output Overvoltage Protection
No
Automotive - General
THIN QFN/28
THIN QFN/32
Yes
-40 to +125
$1.52 @ 1k
MAX5061
TSSOP/16
$1.32 @ 1k
See All Step-Down Switching Regulators (223)
Key Specifications:
Switch-Mode DC-DC Power Supplies
Part Number
Topology
VIN (min) (V)
VIN (max) (V)
Number of DC-DC Outputs
Digital/VID Programmed Output
Min. Adjustable VOUT (V)
Max. Adjustable VOUT (V)
IOUT (A)
Operating Current, ICC (max) (mA)
Operating Freq. (kHz)
Internal Power Switch(es)
Industry Qualified
Package
Price**
MAX5060
Step-Down
4.75
28
1
No
0.6
5.5
30
5.5
1500
No
Automotive - General
THIN QFN/28
THIN QFN/32
$1.52 @ 1k
MAX5061
TSSOP/16
$1.32 @ 1k
See All Switch-Mode DC-DC Power Supplies (429)
Notes:
** This pricing is BUDGETARY, for comparing similar parts. Prices are in
U.S. dollars and subject to change. Quantity pricing may vary
substantially and international prices may differ due to local
duties, taxes, fees, and exchange rates. For volume-specific prices
and delivery, please see the price and availability page
or contact an authorized distributor.
图表
典型工作电路
参考文献： 19-3583;
Rev. 2;
2005-11-28
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