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Maxim > 方案 > IP电话

用于PD的电源产品

数据资料
显示 标题/型号 关键优势
QV  PDF 2.2MHz、3A buck或boost转换器,集成高边开关
MAX15036, MAX15037

2.2MHz高开关频率、DC-DC转换器,驱动电流高达3A
QV  PDF 双路、4A/2A、4MHz、降压型DC-DC调节器,提供双LDO控制器
MAX15022

4MHz、双通道同步整流调节器,能够提供4A/2A电流,采用小尺寸5mm x 5mm封装
QV  PDF 双通道、4A/2A、4MHz、降压型DC-DC调节器,提供跟踪/排序功能
MAX15021

4MHz、双通道同步整流调节器,能够提供4A/2A电流,采用小尺寸5mm x 5mm封装
QV  PDF MAX5089评估板
MAX5089EVKIT

QV  PDF 2.2MHz、双输出、buck或boost转换器,内置功率MOSFET
MAX5073

QV  PDF 内置MOSFET的电源IC,用于隔离型IEEE 802.3af PD和电信电源
MAX5074

IEEE 802.3af电源IC,内置功率MOSFET,可减小PoE电源的尺寸、降低成本
QV  PDF 高性能、单端、电流模式PWM控制器
MAX5070, MAX5071

1MHz、单端、电流模式PWM控制器,引脚兼容于UC2842/UC2844系列
QV  PDF 高频、电流模式PWM控制器,带有精密的可编程振荡器
MAX5068

1.25MHz、通用输入、电流模式PWM控制器,具有精确的可编程开关频率和开启/停止电压
QV  PDF 3A、1MHz、1%精确度、内置开关的降压型调节器,带有电源就绪指示
MAX8505

QV  PDF 2.2MHz、2A buck转换器,集成高边开关
MAX5088, MAX5089

高达2.2MHz的开关频率可避免音频噪声干扰ADSL2+和车载AM无线频段
QV  PDF 500mA、76V、高效率、MAXPower降压型DC-DC转换器
MAX5033

500mA、76V、高效率、MAXPower™降压型DC-DC转换器,空载时仅消耗350µA静态电流
QV  PDF 电流模式PWM控制器,可调节开关频率
MAX15000, MAX15001

隔离/非隔离型、电流模式PWM控制器,采用微型10引脚µMAX封装,开关频率可在12.5kHz至625kHz之间调节
QV  PDF 电流模式PWM控制器,带有误差放大器,适用于隔离型/非隔离型电源
MAX5052, MAX5052A, MAX5052B, MAX5053, MAX5053A, MAX5053B

隔离/非隔离电流模式PWM控制器,适合通用的离线、电信或12V输入系统
QV  PDF 电流模式PWM控制器,集成启动电路
MAX5019, MAX5020

QV  PDF 电流模式PWM控制器,集成了启动电路,用于隔离型电源
MAX5014, MAX5015

QV  PDF 电流模式PWM控制器,用于隔离型电源
MAX5021, MAX5022

SOT23通用离线式电源控制器
QV  PDF 高压PWM电源控制器
MAX5003




Key Specifications:  Isolated Power Supplies
Part Number VIN
(V)
VIN
(V)
Topology Features Cntrl. Loop Feedback Freq.
(kHz)
Duty Cycle
(%)
ISTARTUP
(mA)
ICC
(mA)
Gate Drive Current
(A)
Oper. Temp.
(°C)
min max min max max max max
MAX15000  - -
Flyback
Single-Ended Forward
Adjustable Frequency
High Voltage Start-Up Circuit
Internal Error Amplifier
Thermal Shutdown
UVLO
Current Mode Primary Side 625
50
75
0.09 2 1 -40 to +85
MAX15001  9.5 24
Flyback
Single-Ended Forward
Adjustable Frequency
High Voltage Start-Up Circuit
Internal Error Amplifier
Thermal Shutdown
UVLO
Current Mode Primary Side 625
50
75
0.09 2 1 -40 to +85
MAX5074  11 76
Flyback
Two-Switch Forward
Adjustable Frequency
Internal Power MOSFET(s)
Synchronous Rectifier Driver
Thermal Shutdown
UVLO
Voltage Mode Opto 500 50 2 4.4 - -40 to +125
MAX5070  11 26.5
Flyback
Single-Ended Forward
Adjustable Frequency
High Voltage Start-Up Circuit
Internal Error Amplifier
Thermal Shutdown
UVLO
Current Mode
Linear
Opto
1000
50
100
0.032 3 2 -40 to +125
MAX5071  11 26.5 Single-Ended Forward
Adjustable Frequency
High Voltage Start-Up Circuit
Internal Error Amplifier
Synchronizable Freqeuncy
Synchronous Rectifier Driver
Thermal Shutdown
UVLO
Current Mode
Linear
Opto
1000
50
100
0.032 3 2 -40 to +125
MAX5068  10.8 24
Flyback
Single-Ended Forward
Adjustable Frequency
High Voltage Start-Up Circuit
Internal Error Amplifier
Synchronizable Freqeuncy
Thermal Shutdown
UVLO
Current Mode
Linear
Opto
1250
50
75
0.09 2.5 1 -40 to +125
MAX5052  21.6 375
Flyback
Single-Ended Forward
High Voltage Start-Up Circuit
Internal Error Amplifier
Thermal Shutdown
UVLO
Current Mode
Linear
Opto
262
50
75
0.045 1.4 1 -40 to +85
MAX5053  10.8 24
Flyback
Single-Ended Forward
High Voltage Start-Up Circuit
Internal Error Amplifier
Thermal Shutdown
UVLO
Current Mode
Linear
Opto
262
50
75
0.045 1.4 1 -40 to +85
MAX5019  13 110 Flyback
High Voltage Start-Up Circuit
Internal Error Amplifier
Thermal Shutdown
UVLO
Current Mode
Linear
Opto
275 85 - 1.6 1
-40 to +85
0 to +70
MAX5020  13 110 Single-Ended Forward
High Voltage Start-Up Circuit
Internal Error Amplifier
Thermal Shutdown
UVLO
Current Mode
Linear
Opto
275 50 - 1.6 1
-40 to +85
0 to +70
MAX5014  13 110 Flyback
High Voltage Start-Up Circuit
Thermal Shutdown
UVLO
Current Mode Opto 275 85 - 1.4 1
-40 to +85
0 to +70
MAX5015  13 110 Single-Ended Forward
High Voltage Start-Up Circuit
Thermal Shutdown
UVLO
Current Mode Opto 275 50 - 1.4 1
-40 to +85
0 to +70
MAX5021  24 375 Single-Ended Forward
High Voltage Start-Up Circuit
Thermal Shutdown
UVLO
Current Mode Opto 262 50 0.085 2.43 0.25 -40 to +85
MAX5022  24 375 Flyback
High Voltage Start-Up Circuit
Thermal Shutdown
UVLO
Current Mode Opto 262 75 0.085 2.43 0.25 -40 to +85
MAX5003  11 110
Flyback
Single-Ended Forward
Adjustable Frequency
High Voltage Start-Up Circuit
Internal Error Amplifier
Synchronizable Freqeuncy
Thermal Shutdown
UVLO
Voltage Mode
Linear
Opto
1200 75 - 1.2 1 -40 to +85
See All Isolated Power Supplies (31)

Key Specifications:  Step-Down Switching Regulators
Part Number VIN
(V)
VIN
(V)
VOUT
(V)
VOUT
(V)
Preset VOUT
(V)
Max. IOUT
(A)
Max. IOUT
(A)
Output Adjust. Method DC-DC Outputs Oper. Freq.
(kHz)
Design Tools Package/Pins Smallest Available Pckg.
(mm2)
min max min max max w/pins
MAX15036  4.5 23 - - - - - Resistor 1 2200 -
TQFN/16
26
MAX15037  4.5 23 0.6 23 - 3 3 Resistor 1 2200 -
TQFN/16
26
MAX15021  2.5 5.5 0.6 5.5 - - - Resistor 2 4000 -
TQFN/28
26
MAX15022  2.5 5.5 0.6 5.5 - - - Resistor 2 4000 -
TQFN/28
26
MAX5088  4.5 23 0.6 20 - 2 2 Resistor 1 2200 -
TQFN/16
26
MAX5089  4.5 23 0.6 20 - 2 2 Resistor 1 2200 -
TQFN/16
26
MAX5073  5.5 23 0.8 28 - 2 2 Resistor 2 2200 -
TQFN/28
26
MAX5033  7.5 76 1.25 13.2
3.3
5
12
0.5 0.5
Preset
Resistor
1 125 EE-Sim
PDIP(N)/8
SOIC(N)/8
81.9
MAX8505  2.6 5.5 0.8 4.5 - 3 3 Resistor 1 1000 -
QSOP/16
30.9
See All Step-Down Switching Regulators (264)

Key Specifications:  Step-Up Switching Regulators
Part Number VIN
(V)
VIN
(V)
VOUT
(V)
VOUT
(V)
Max. IOUT
(A)
Max. IOUT
(A)
Output Adjust. Method DC-DC Outputs Oper. Freq.
(kHz)
Package/Pins Smallest Available Pckg.
(mm2)
min max min max max w/pins
MAX15036  4.5 23 - - - - Resistor 1 2200
TQFN/16
26
MAX5073  5.5 0.8 28 2 2 2
TQFN/28
See All Step-Up Switching Regulators (90)



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