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参数资料
| 型号： | MAX5042EVKIT |
| 厂商： | Maxim Integrated Products |
| 文件页数： | 4/22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
SYNC Leakage Current
±1
μA
SYNC Maximum Frequency
SYNC On-Time
SYNC Off-Time
f SYNC
50
200
2.4
MHz
ns
ns
PWM LOGIC
PWM Comparator Propagation
Delay
70
ns
PPWM to XFRMRL Delay
DRVDEL Reference Voltage
PPWM rising
1.14
120
1.38
ns
V
PPWM Output High
PPWM Output Low
PWMSD Logic High
PWMSD Logic Low
PWMSD Leakage Current
Sourcing 2mA
Sinking 2mA
2.8
3.5
0.4
0.8
±1
V
V
V
V
μA
SOFT-START
Soft-Start Current
Minimum OPTO Voltage
I CSS
CSS = 0, sinking 2mA
33
1.4
μA
V
RAMP GENERATOR
Minimum RCFF Voltage
RCFF sinking 2mA
2.1
V
RCFF Leakage
±0.1
±1
μA
OVERLOAD FAULT
FLTINT Pulse Current
I FLTINT
80
μA
FLTINT Trip Point
FLTINT Hysteresis
2.0
2.7
0.75
3.5
V
V
INTERNAL POWER FETs
On-Resistance
R DSON
V DRVIN = V BST = 9V, V XFRMRH = V SRC = 0,
I DS = 190mA
75
200
m ?
Off-State Leakage Current
10
μA
Total Gate Charge Per FET
Inferred from supply current with V DS = 50V
45
nC
HIGH-SIDE DRIVER
Low-to-High Latency
High-to-Low Latency
Output Drive Voltage
Driver delay until FET V GS reaches 0.9 x
(V BST - V XFRMRH )
Driver delay until FET V GS reaches 0.1 x
(V BST - V XFRMRH )
BST to XFRMRH with high side on
80
45
8
ns
ns
V
LOW-SIDE DRIVER
Low-to-High Latency
Driver delay until FET V GS reaches 0.9 x
V DRVIN
80
ns
4
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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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