参数资料
型号: MAX5051EVKIT
厂商: Maxim Integrated Products
文件页数: 5/21页
文件大小: 0K
描述: EVAL KIT FOR MAX5051
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 1
主要目的: DC/DC,步降
输出及类型: 1,隔离
输出电压: 3.3V
电流 - 输出: 15A
输入电压: 36 ~ 72V
稳压器拓扑结构: 降压
频率 - 开关: 250kHz
板类型: 完全填充
已供物品:
已用 IC / 零件: MAX5051
Parallelable, Clamped Two-Switch
Power-Supply Controller IC
ELECTRICAL CHARACTERISTICS (continued)
(AVIN = 12V, PVIN = 12V, V UVLO = V STT = 3V, V CON = 3V, R RCOSC = 24k ? , C CSS = 10nF, C RCOSC = 100pF, C REG9 = 4.7μF,
C REG5 = 4.7μF, T A = T MIN to T MAX , unless otherwise noted. Typical values are at T A = +25 ° C. All driver, voltage-regulator, and refer-
ence outputs unconnected except for bypass capacitors.)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
HIGH-SIDE MOSFET DRIVER (BST, DRVH, XFRMRH)
Peak Source Current
Peak Sink Current
V DRVH = GND, pulse width < 100ns,
V BST = V REG9 , V XFRMRH = 0V
V DRVH = V BST , pulse width < 100ns,
V BST = V REG9 , V XFRMRH = 0V
2
5
A
A
DRVH Resistance Sourcing
DRVH Resistance Sinking
Skew Between Low-Side and
High-Side Drivers
I DRVH = 50mA, V BST = V REG9 ,
V XFRMRH = 0V
I DRVH = -50mA, V BST = V REG9 ,
V XFRMRH = 0V
1.7
0.6
0
3.5
1.4
?
?
ns
BOOST CAPACITOR CHARGE MOSFET (DRVB)
DRVB Resistance Sourcing
DRVB Resistance Sinking
Delay from Clock Fall
One-Shot Pulse Width
I DRVB = 50mA
I DRVB = 50mA
8
5
200
300
35
35
?
?
ns
ns
STARTUP (STARTUP)
Startup Threshold
V STARTUP
V STARTUP rising
1.4
2.1
V
Startup Threshold Hysteresis
330
mV
Internal Pullup Current
I STARTUP
50
μA
STARTUP Pulldown MOSFET
R DS(ON)
Sinking 10mA
50
100
?
OVERTEMPERATURE SHUTDOWN
Shutdown Junction Temperature
Hysteresis
Temperature rising
150
10
° C
° C
_______________________________________________________________________________________
5
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MAX5052 制造商:MAXIM 制造商全称:Maxim Integrated Products 功能描述:Current-Mode PWM Controllers with an Error Amplifier for Isolated/Nonisolated Power Supplies
MAX5052AEUA 功能描述:电流型 PWM 控制器 w/Error Amplifier RoHS:否 制造商:Texas Instruments 开关频率:27 KHz 上升时间: 下降时间: 工作电源电压:6 V to 15 V 工作电源电流:1.5 mA 输出端数量:1 最大工作温度:+ 105 C 安装风格:SMD/SMT 封装 / 箱体:TSSOP-14
MAX5052AEUA+ 功能描述:电流型 PWM 控制器 w/Error Amplifier RoHS:否 制造商:Texas Instruments 开关频率:27 KHz 上升时间: 下降时间: 工作电源电压:6 V to 15 V 工作电源电流:1.5 mA 输出端数量:1 最大工作温度:+ 105 C 安装风格:SMD/SMT 封装 / 箱体:TSSOP-14
MAX5052AEUA+T 功能描述:电流型 PWM 控制器 w/Error Amplifier RoHS:否 制造商:Texas Instruments 开关频率:27 KHz 上升时间: 下降时间: 工作电源电压:6 V to 15 V 工作电源电流:1.5 mA 输出端数量:1 最大工作温度:+ 105 C 安装风格:SMD/SMT 封装 / 箱体:TSSOP-14