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参数资料
| 型号： | MAX5073ETI+ |
| 厂商： | Maxim Integrated Products |
| 文件页数： | 4/25页 |
| 文件大小： | 0K |
| 描述： | IC REG BUCK BST ADJ 1A/2A 28TQFN |
| 产品培训模块： | Lead (SnPb) Finish for COTS Obsolescence Mitigation Program |
| 标准包装： | 60 |
| 类型： | 降压（降压），升压（升压） |
| 输出类型： | 可调式 |
| 输出数： | 2 |
| 输出电压： | 0.8 V ~ 28 V |
| 输入电压： | 4.5 V ~ 23 V |
| PWM 型： | 电压模式 |
| 频率 - 开关： | 200kHz ~ 2.2MHz |
| 电流 - 输出： | 1A，2A |
| 同步整流器： | 无 |
| 工作温度： | -40°C ~ 85°C |
| 安装类型： | 表面贴装 |
| 封装/外壳： | 28-WFQFN 裸露焊盘 |
| 包装： | 管件 |
| 供应商设备封装： | 28-TQFN-EP（5x5） |
2.2MHz, Dual-Output Buck or Boost Converter
with Internal Power MOSFETs
ELECTRICAL CHARACTERISTICS (continued)
(V+ = VL = 5.2V or V+ = 5.5V to 23V, EN_ = VL, SYNC = GND, I VL = 0mA, PGND = SGND, C BYPASS = 0.22μF, C VL = 4.7μF (ceram-
ic), R OSC = 10k ? (circuit of Figure 1), T A = T J = T MIN to T MAX , unless otherwise noted.) (Note 1)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
INTERNAL OSCILLATOR/SYNC
Maximum Duty Cycle
Switching Frequency Range
Switching Frequency
Switching Frequency Accuracy
SYNC Frequency Range
D MAX
f SW
f SET
f SYNC
SYNC = SGND, f SW = 1.25MHz
SYNC = SGND, f SW = 2.2MHz
Each converter
R OSC = 10k ?, each converter
5.6k ? ≤ R OSC ≤ 56k ? , 1% each converter
SYNC input frequency is twice the
individual converter frequency
84
84
200
1125
-15
400
86
86
1250
95
95
2200
1375
+15
4400
%
kHz
kHz
%
kHz
SYNC High Threshold
SYNC Low Threshold
SYNC Input Min Pulse Width
V SYNCH
V SYNCL
t SYNCIN
2.4
100
0.8
V
V
ns
Clock Output Phase Delay
CLKOUT
PHASE
R OSC = 60k ?, 1%, with respect to converter
2 / SOURCE2 waveform
45
degrees
SYNC to SOURCE1 Phase Delay
SYNC PHASE R OSC = 60k ?, 1%
45
degrees
Clock Output High Level
Clock Output Low Level
V CLKOUTH
V CLKOUTL
VL = 5.2V, sourcing 5mA
VL = 5.2V, sinking 5mA
4
0.4
V
V
EN_ INPUTS
EN_ Input High Threshold
V IH
V+ = VL = 5.2V
2.4
1.8
V
EN_ Input Low Threshold
EN_ Bias Current
V IL
I B(EN)
V+ = VL = 5.2V
1.2
0.8
250
V
nA
POWER-GOOD OUTPUT (PGOOD_)
PGOOD_ Threshold
PGOOD_ Output Voltage
PGOOD_ Output Leakage Current
PGOODVTH _
V PGOOD_
I LKPGOOD_
PGOOD goes high after V OUT crosses
PGOOD_ threshold
I SINK = 3mA (MAX5073ETI)
I SINK = 3mA (MAX5073ATI)
V+ = VL = 5.2V, V PGOOD_ = 23V, V FB_ = 1V
90
92.5
95
0.4
0.52
1
% V OUT
V
μA
THERMAL MANAGEMENT
Thermal Shutdown
Thermal Hysteresis
T SHDN
T HYST
Junction temperature
Junction temperature
+150
30
°C
°C
Note 1: Specifications at -40 ° C are guaranteed by design and not production tested.
Note 2: Operating supply range (V+) is guaranteed by VL line regulation test. Connect V+ to VL for 5V operation.
Note 3: Output current may be limited by the power dissipation of the package, refer to the Power Dissipation section in the
Applications Information .
4
_______________________________________________________________________________________
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相关代理商/技术参数 |
参数描述 |
|---|---|
| MAX5073ETI+ | 功能描述:直流/直流开关转换器 2.2MHz Buck or Boost Converter 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 |
| MAX5073ETI+T | 功能描述:直流/直流开关转换器 2.2MHz Buck or Boost Converter 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 |
| MAX5073ETI-T | 功能描述:直流/直流开关转换器 2.2MHz Buck or Boost Converter 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 |
| MAX5073ETJ | 制造商:Maxim Integrated Products 功能描述:- Rail/Tube |
| MAX5074AAUP+T | 制造商:Maxim Integrated Products 功能描述: |
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