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参数资料
| 型号： | MAX15020 |
| 厂商： | Maxim Integrated Products, Inc. |
| 元件分类： | DC/DC变换器 |
| 英文描述： | 2A, 40V Step-Down DC-DC Converter with Dynamic Output-Voltage Programming |
| 中文描述： | 2A、40V降压型DC-DC转换器，可动态设置输出电压 |
| 文件页数： | 3/19页 |
| 文件大小： | 363K |
| 代理商： | MAX15020 |
M
2A, 40V Step-Down DC-DC Converter with
Dynamic Output-Voltage Programming
_______________________________________________________________________________________
3
Note 1:
Limits are 100% production tested at T
A
= T
J
= +25°C. Limits at -40°C and +125°C are guaranteed by design.
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
SOFT-START/REFIN/REFOUT/FB
Soft-Start Current
REFOUT Output Voltage
REFIN Input Range
I
SS
8
15
0.98
26
1.01
3.6
1.01
μA
V
V
V
0.97
0
0.97
REFIN = REFOUT
0.98
FB Accuracy
FB = COMP, V
REFIN
= 0.2V to 3.6V
V
REFIN
- 5mV
V
REFIN
V
REFIN
+ 5mV
mV
FB Input Current
Open-Loop Gain
Unity-Gain Bandwidth
V
SS
= 0.2V, V
FB
= 0V
-250
+250
nA
dB
MHz
80
1.8
9.4
8.9
f
SYNC
= 100kHz, V
IN
= 7.5V
f
SYNC
= 500kHz, V
IN
= 40V
PWM Modulator Gain (V
IN
/
V
RAMP
)
CURRENT-LIMIT COMPARATOR
Cycle-by-Cycle Switch Current
Limit
Number of ILIM Events to Hiccup
V/V
I
ILIM
2.5
3.5
4.5
A
4
—
Hiccup Timeout
512
Clock
periods
POWER SWITCH
Switch On-Resistance
BST Leakage Current
Switch Leakage Current
Switch Gate Charge
THERMAL SHUTDOWN
Thermal Shutdown Temperature
Thermal Shutdown Hysteresis
V
BST
- V
LX
= 6V
V
BST
= V
LX
= V
IN
= 40V
V
IN
= 40V, V
LX
= V
BST
= 0V
V
BST
- V
LX
= 6V
0.18
0.35
10
10
μA
μA
nC
10
T
SHDN
+160
20
°C
°C
ELECTRICAL CHARACTERISTICS (continued)
(V
IN
= 36V, V
REG
= V
DVREG
, V
PGND
= V
GND
= V
EP
= 0V, V
SYNC
= 0V, C
REFOUT
= 0.1μF, T
A
= T
J
= -40°C to +125°C, FSEL = REG,
unless otherwise noted. Typical values are at T
A
= +25°C.) (Note 1)
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| MAX15020ATP+ | 功能描述:直流/直流开关转换器 2A 40V Step-Down w/Dynamic Output-V RoHS:否 制造商:STMicroelectronics 最大输入电压:4.5 V 开关频率:1.5 MHz 输出电压:4.6 V 输出电流:250 mA 输出端数量:2 最大工作温度:+ 85 C 安装风格:SMD/SMT |
| MAX15020ATP+T | 功能描述:直流/直流开关转换器 2A 40V Step-Down w/Dynamic Output-V RoHS:否 制造商:STMicroelectronics 最大输入电压:4.5 V 开关频率:1.5 MHz 输出电压:4.6 V 输出电流:250 mA 输出端数量:2 最大工作温度:+ 85 C 安装风格:SMD/SMT |
| MAX15020EVKIT+ | 功能描述:电源管理IC开发工具 MAX15020 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 |
| MAX15021ATB+ | 功能描述:直流/直流开关调节器 DUAL 4A/2A 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 |
| MAX15021ATI/V+ | 制造商:Maxim Integrated Products 功能描述:DUAL, 4A/2A, 4MHZ, STEP-DOWN DC-DCREGULATOR WITH TRACKING/SE - Rail/Tube |
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