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参数资料
| 型号： | MAX15038ETG+T |
| 厂商： | Maxim Integrated Products |
| 文件页数： | 3/19页 |
| 文件大小： | 0K |
| 描述： | IC REG BUCK SYNC ADJ 4A 24TQFN |
| 产品培训模块： | Lead (SnPb) Finish for COTS Obsolescence Mitigation Program |
| 标准包装： | 2,500 |
| 类型： | 降压（降压） |
| 输出类型： | 可调式 |
| 输出数： | 1 |
| 输出电压： | 0.6 V ~ 4.95 V |
| 输入电压： | 2.9 V ~ 5.5 V |
| PWM 型： | 电压模式 |
| 频率 - 开关： | 500kHz ~ 2MHz |
| 电流 - 输出： | 4A |
| 同步整流器： | 是 |
| 工作温度： | -40°C ~ 85°C |
| 安装类型： | 表面贴装 |
| 封装/外壳： | 24-WFQFN 裸露焊盘 |
| 包装： | 带卷 (TR) |
| 供应商设备封装： | 24-TQFN-EP（4x4） |
4A, 2MHz Step-Down Regulator
with Integrated Switches
ELECTRICAL CHARACTERISTICS (continued)
(V IN = V EN = 5V, C VDD = 2.2μF, T A = T J = -40°C to +85°C, typical values are at T A = +25°C, circuit of Figure 1, unless otherwise
noted.) (Note 3)
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
ERROR AMPLIFIER
COMP Clamp Voltage, High
COMP Clamp Voltage, Low
COMP Slew Rate
COMP Shutdown Resistance
V IN = 2.9V to 5V, V FB = 0.5V, V REFIN = 0.6V
V IN = 2.9V to 5V, V FB = 0.7V, V REFIN = 0.6V
V FB step from 0.5V to 0.7V in 10ns
From COMP to GND, V IN = 3.3V, V COMP = 100mV,
V EN = V SS = 0V
2
0.7
1.6
6
V
V
V/μs
Ω
Internally Preset Output Voltage
Accuracy
V REFIN = V SS , MODE = GND
-1
+1
%
FB Set Point Value
FB to OUT Resistor
CTL1 = CTL2 = GND, MODE = GND
All VID settings except CTL1 = CTL2 = GND
0.594
5.5
0.6
8
0.606
10.5
V
k Ω
Open-Loop Voltage Gain
Error-Amplifier Unity-Gain
Bandwidth
115
28
dB
MHz
Error-Amplifier and REFIN
Common-Mode Input Range
V DD = 2.9V to 3.5V
0
V DD - 2
V
Error-Amplifier Maximum Output
Current
V COMP = 1V,
V REFIN = 0.6V
V FB = 0.7V, sinking
V FB = 0.5V, sourcing
1
-1
mA
FB Input Bias Current
CTL1 = CTL2 = GND
-125
nA
CTL_
CTL_ Input Bias Current
CTL_ Input Threshold
Hysteresis
V CTL_ = 0V
V CTL_ = V DD
Low, falling
Open
High, rising
All VID transitions
-7.2
+7.2
0.8
V DD /2
V DD -
0.8
50
μA
V
mV
REFIN
REFIN Input Bias Current
V REFIN = 0.6V
-185
nA
REFIN Offset Voltage
V REFIN = 0.9V, FB shorted to COMP
-4.5
+4.5
mV
LX (All Pins Combined)
LX On-Resistance, High-Side
LX On-Resistance, Low-Side
I LX = -2A
I LX = 2A
V IN = V BST - V LX = 3.3V
V IN = V BST - V LX = 5V
V IN = 3.3V
V IN = 5V
42
31
30
24
54
42
m Ω
m Ω
High-side sourcing
5.7
7
LX Current-Limit Threshold
Low-side sinking
Zero-crossing current threshold, MODE = V DD
7
0.2
A
LX Leakage Current
V IN = 5V, V EN = 0V
V LX = 0V
V LX = 5V
-0.01
+0.01
μA
_______________________________________________________________________________________
3
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| MAX15038EVKIT+ | 功能描述:电源管理IC开发工具 4A 2MHz Step-Down w/Integrated Switch 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 |
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| MAX15039EVKIT+ | 功能描述:电源管理IC开发工具 6A 2MHz Step-Down w/Integrated Switch 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 |
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