参数资料
型号: MAX1716EEG+
厂商: Maxim Integrated Products
文件页数: 20/33页
文件大小: 0K
描述: IC REG CTRLR BUCK PWM CM 24-QSOP
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 50
PWM 型: 电流模式
输出数: 1
频率 - 最大: 550kHz
占空比: 100%
电源电压: 2 V ~ 28 V
降压:
升压:
回扫:
反相:
倍增器:
除法器:
Cuk:
隔离:
工作温度: -40°C ~ 85°C
封装/外壳: 24-SSOP(0.154",3.90mm 宽)
包装: 管件
High-Speed, Adjustable, Synchronous Step-Down
Controllers with Integrated Voltage Positioning
Table 5. Output Voltage vs. DAC Codes
D4
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
D3
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1
D2
0
0
0
0
1
1
1
1
0
0
0
0
1
1
1
1
0
0
0
0
1
1
1
1
0
0
0
0
1
1
1
1
D1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
D0
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
MAX1716
No CPU*
No CPU*
No CPU*
No CPU*
No CPU*
No CPU*
No CPU*
No CPU*
1.600V
1.550V
1.500V
1.450V
1.400V
1.350V
1.300V
No CPU*
1.275V
1.250V
1.225V
1.200V
1.175V
1.150V
1.125V
1.100V
1.075V
1.050V
1.025V
1.000V
0.975V
0.950V
0.925V
No CPU*
OUTPUT VOLTAGE
MAX1854
2.000V
1.950V
1.900V
1.850V
1.800V
1.750V
1.700V
1.650V
1.600V
1.550V
1.500V
1.450V
1.400V
1.350V
1.300V
No CPU*
1.275V
1.250V
1.225V
1.200V
1.175V
1.150V
1.125V
1.100V
1.075V
1.050V
1.025V
1.000V
0.975V
0.950V
0.925V
No CPU*
MAX1855
1.750V
1.700V
1.650V
1.600V
1.550V
1.500V
1.450V
1.400V
1.350V
1.300V
1.250V
1.200V
1.150V
1.100V
1.050V
1.000V
0.975V
0.950V
0.925V
0.900V
0.875V
0.850V
0.825V
0.800V
0.775V
0.750V
0.725V
0.700V
0.675V
0.650V
0.625V
0.600V
* Note: In the no-CPU state, DH and DL are held low.
Undervoltage Lockout and Soft-Start
V CC undervoltage lockout (UVLO) circuitry inhibits
switching, forces VGATE low, and drives the DL output
high. If the V CC voltage drops below 4.2V, it is
assumed that there is not enough supply voltage to
make valid decisions. To protect the output from over-
voltage faults, DL is forced high in this mode. This will
force the output to GND and results in large negative
inductor current that pulls the output below GND. If V CC
is likely to drop in this fashion, the output can be
20
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