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参数资料
| 型号： | MAX15021EVKIT+ |
| 厂商： | Maxim Integrated Products |
| 文件页数： | 3/24页 |
| 文件大小： | 0K |
| 描述： | BOARD EVAL FOR MAX15021 |
| 标准包装： | 1 |
| 主要目的： | DC/DC，步降 |
| 输出及类型： | 1，非隔离 |
| 输出电压： | 0.6 V ~ 5.5 V |
| 电流 - 输出： | 4A，2A |
| 输入电压： | 2.5 V ~ 5.5 V |
| 稳压器拓扑结构： | 降压 |
| 板类型： | 完全填充 |
| 已供物品： | 板 |
| 已用 IC / 零件： | MAX15021 |
MAX15021
Dual, 4A/2A, 4MHz, Step-Down DC-DC
Regulator with Tracking/Sequencing Capability
ELECTRICAL CHARACTERISTICS (continued)
(V AVIN = V PVIN_ = V DVDD_ = 3.3V, V PGND_ = V SGND_ = 0V, R T = 25k Ω , and T A = T J = -40°C to +125°C, unless otherwise noted.
Typical values are at T A = +25°C.) (Note 3)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
PWM CURRENT LIMIT AND HICCUP MODE
Regulator 1 Peak Current Limit
Regulator 1 Valley Current Limit
Regulator 2 Peak Current Limit
Regulator 2 Valley Current Limit
Number of Cumulative Current-Limit
Events to Hiccup
Number of Consecutive Noncurrent
Limit Cycles to Clear N CL
Hiccup Timeout
N CL
N CLR
N HT
V AVIN = 3.3V
V AVIN = 2.5V
V AVIN = 3.3V
V AVIN = 2.5V
V AVIN = 3.3V
V AVIN = 2.5V
V AVIN = 3.3V
V AVIN = 2.5V
4.5
3.4
4.0
3.0
2.25
1.70
2.0
1.5
4.9
3.65
4.9
3.7
2.45
1.85
2.5
1.85
4
3
8192
5.3
3.95
5.65
4.25
2.65
1.98
2.83
2.13
A
A
A
A
Clock
Cycles
Clock
Cycles
Clock
Cycles
ENABLE/SEL
EN_ Threshold
V EN_ rising
1.207
1.225
1.243
V
EN_ Hysteresis
0.12
V
EN_ Input Current
-2.5
+2.5
μA
SEL High Threshold
SEL Low Threshold
0.85 x V AVIN
0.2 x V AVIN
V
V
SEL Input Bias Current
Present only during startup
-100
+100
μA
OSCILLATOR
Switching Frequency Range
Oscillator Accuracy
f SW
f SW = 3MHz x [V RT (V)/1.067(V)]
(Note 4)
f SW ≤ 1500kHz
f SW > 1500kHz
500
-6
-10
4000
+6
+10
kHz
%
Phase Shift Between Regulators
180
Degrees
RT Current
RT Voltage Range
V RT
0 < V RT < 1.067V
31.30
0.13
32
32.58
1.067
μA
V
Minimum Controllable On-Time
Minimum Controllable Off-Time
PWM Ramp Amplitude
PWM Ramp Valley
THERMAL SHUTDOWN
60
60
V AVIN /4
0.3
ns
ns
V
V
Thermal Shutdown Temperature
Thermal Shutdown Hysteresis
Temperature rising
+160
15
°C
°C
Note 3: Specifications are 100% production tested at T A = +25°C and T A = +125°C. Maximum and minimum specifications over
temperature are guaranteed by design.
Note 4: When operating with V AVIN = 2.5V, the maximum switching frequency should be derated to 3MHz.
Maxim Integrated
3
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相关代理商/技术参数 |
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| MAX15021EVKIT+ | 功能描述:电源管理IC开发工具 MAX15021 Eval Kit RoHS:否 制造商:Maxim Integrated 产品:Evaluation Kits 类型:Battery Management 工具用于评估:MAX17710GB 输入电压: 输出电压:1.8 V |
| MAX15022ATI+ | 功能描述:直流/直流开关调节器 Dual 4A/2A 4MHz w/Dual LDO Ctlr RoHS:否 制造商:International Rectifier 最大输入电压:21 V 开关频率:1.5 MHz 输出电压:0.5 V to 0.86 V 输出电流:4 A 输出端数量: 最大工作温度: 安装风格:SMD/SMT 封装 / 箱体:PQFN 4 x 5 |
| MAX15022ATI+T | 功能描述:直流/直流开关调节器 Dual 4A/2A 4MHz w/Dual LDO Ctlr RoHS:否 制造商:International Rectifier 最大输入电压:21 V 开关频率:1.5 MHz 输出电压:0.5 V to 0.86 V 输出电流:4 A 输出端数量: 最大工作温度: 安装风格:SMD/SMT 封装 / 箱体:PQFN 4 x 5 |
| MAX15022EVKIT+ | 功能描述:电源管理IC开发工具 MAX15022 Eval Kit RoHS:否 制造商:Maxim Integrated 产品:Evaluation Kits 类型:Battery Management 工具用于评估:MAX17710GB 输入电压: 输出电压:1.8 V |
| MAX15023ETG/V+ | 功能描述:DC/DC 开关控制器 4.5-28V Input Dual Out Synch Buck RoHS:否 制造商:Texas Instruments 输入电压:6 V to 100 V 开关频率: 输出电压:1.215 V to 80 V 输出电流:3.5 A 输出端数量:1 最大工作温度:+ 125 C 安装风格: 封装 / 箱体:CPAK |
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