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参数资料
| 型号： | MAX5042EVKIT |
| 厂商： | Maxim Integrated Products |
| 文件页数： | 5/22页 |
| 文件大小： | 0K |
| 描述： | EVAL KIT FOR MAX5042 |
| 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： | 5V |
| 电流 - 输出： | 8A |
| 输入电压： | ±36 V ~ 75 V |
| 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： | 板 |
| 已用 IC / 零件： | MAX5042 |
Two-Switch Power ICs with Integrated
Power MOSFETs and Hot-Swap Controller
ELECTRICAL CHARACTERISTICS (continued)
(V POSINPWM = 20V to 76V, V REG15 = 18V, C REG15 = 4.7μF, C REG9 = 1μF, C REG5 = 1μF, R RCOSC = 24k ? , C RCOSC = 100pF, C BST =
0.22μF, R DRVDEL = 10k ? , C DRVDEL = 0.22μF, V CSS = V CSP = V CSN = V RAMP = V PWMNEG = V NEGIN = 0, T A = T MIN to T MAX , unless
otherwise noted. Typical values are at V POSINPWM = 48V, T A = +25°C, unless otherwise noted. All voltages are referred to PWMNEG,
unless otherwise noted.)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
High-to-Low Latency
Driver delay until FET V GS reaches
0.1 x V DRVIN
45
ns
CURRENT-SENSE COMPARATOR
Current-Limit-Comparator
Threshold Voltage
Current-Limit-Comparator
Propagation Delay
10mV overdrive
140
156
40
172
mV
ns
CURRENT-SENSE AMPLIFIER
Current Amplifier Gain
Input Voltage Offset
V CSN = 0, V CSP = 0 to 0.35V
V CN = V CSP = -0.3V to +0.3V
9.75
185
10
200
10.25
230
V/V
mV
Input Common-Mode Range
Input Differential-Mode Range
Inferred from current amplifier gain test
-0.3
+0.3
0.35
V
V
CSP Input Bias Current
CSN Input Bias Current
Settling Time
3dB Bandwidth
V CSP = -0.3V to +0.3V, V CSN = 0
V CSP = -0.3V to +0.3V, V CSN = 0
V CSN = 0, V CSP steps from 0 to 0.2V, 10%
settling time, C L = 20pF
-160
-160
70
7
-40
-30
μA
μA
ns
MHz
BOOST VOLTAGE CIRCUIT
QB R DS(ON)
Driver Output Delay
One-Shot Pulse Width
Sinking 100mA
10
200
300
20
?
ns
ns
THERMAL SHUTDOWN
Shutdown Temperature
Thermal Hysteresis
Temperature rising
150
14.5
°C
°C
PWM CONVERTER UNDERVOLTAGE LOCKOUT (UVLO)
Preset UVLO Threshold
Measured at POSINPWM rising
28
31
34
V
UVLO Threshold Hysteresis
3
V
UVLO Resistance
Looking into UVLO
30
75
k ?
UVLO Trip Point
Measured at UVLO rising
1.15
1.27
1.39
V
UVLO Hysteresis
+127
mV
Preset DEN Threshold
DEN Threshold Hysteresis
MAX5043 only, measured at POSINPWM
rising
MAX5043 only
27
3.1
34
V
V
DEN Startup Delay
DEN Turn-Off Delay
DEN Trip Point
MAX5043 only
MAX5043 only
MAX5043 only, rising with respect to
PWMNEG
3.5
0.2
1.11
12
0.7
27.0
1.5
1.35
ms
ms
V
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相关代理商/技术参数 |
参数描述 |
|---|---|
| MAX5043ATN+ | 制造商:Maxim Integrated Products 功能描述:- Rail/Tube |
| MAX5043ETN | 功能描述:开关变换器、稳压器与控制器 Two-Switch Power IC w/Power MOSFET RoHS:否 制造商:Texas Instruments 输出电压:1.2 V to 10 V 输出电流:300 mA 输出功率: 输入电压:3 V to 17 V 开关频率:1 MHz 工作温度范围: 安装风格:SMD/SMT 封装 / 箱体:WSON-8 封装:Reel |
| MAX5043ETN+ | 功能描述:开关变换器、稳压器与控制器 Two-Switch Power IC w/Power MOSFET RoHS:否 制造商:Texas Instruments 输出电压:1.2 V to 10 V 输出电流:300 mA 输出功率: 输入电压:3 V to 17 V 开关频率:1 MHz 工作温度范围: 安装风格:SMD/SMT 封装 / 箱体:WSON-8 封装:Reel |
| MAX5043ETN+T | 功能描述:开关变换器、稳压器与控制器 Two-Switch Power IC w/Power MOSFET RoHS:否 制造商:Texas Instruments 输出电压:1.2 V to 10 V 输出电流:300 mA 输出功率: 输入电压:3 V to 17 V 开关频率:1 MHz 工作温度范围: 安装风格:SMD/SMT 封装 / 箱体:WSON-8 封装:Reel |
| MAX5043ETN-T | 功能描述:开关变换器、稳压器与控制器 Two-Switch Power IC w/Power MOSFET RoHS:否 制造商:Texas Instruments 输出电压:1.2 V to 10 V 输出电流:300 mA 输出功率: 输入电压:3 V to 17 V 开关频率:1 MHz 工作温度范围: 安装风格:SMD/SMT 封装 / 箱体:WSON-8 封装:Reel |
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