开关控制器

ADI公司的同步开关控制器系列提供高转换效率,电压轨最低可达0.6 V,电流输出最高可达50 A。这些产品是高度可编程的,能够提供适合应用要求的性能。

产品特性包括:单通道和双通道、精密使能输入、可编程软启动、欠压闭锁(UVLO)、可编程电流限值、电压余量微调、跟踪、时序控制、频率同步、3V-24V输入电压范围、电源良好指示以及25°C时0.5%的输出精度。
产品选型表

开关控制器

开关控制器

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Switching Controllers

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SortOrderPart#Device Primary Function# OutputsDevice TopologyVin (min)
(V)
Vin (max)
(V)
Vout Adjustable (min)
(V)
Vout Adustable (max)
(V)
Iout (max)
(A)
Freq, switching Pre-setFreq, Switching (min)
(Hz)
Freq, Switching (max)
(Hz)
1ADP1974 Switching Controllers 1- 6 60-- 5m- 50k 300k
2ADP1972 Switching Controllers-- 6 60---- 90k 110k
3ADP1851 Switching Controllers 1 Inverting, Step-Down 2.75 20 0.6 18 30- 200k 1.5M
4ADP1853 Switching Controllers 1 Inverting, Step-Down 2.75 20 0.6 18 25- 200k 1.5M
5ADP1876 Switching Controllers 2 Inverting, Step-Down 2.75 20 0.6 18 25 600 kHz--
6ADP1879 Switching Controllers 1 Inverting, Step-Down 2.95 20 0.6 18 25 1.0 Mhz, 300 kHz, 600 kHz--
7ADP1878 Switching Controllers 1 Inverting, Step-Down 2.95 20 0.6 18 30 1.0 Mhz, 300 kHz, 600 kHz--
8ADP1875 Switching Controllers 1 Inverting, Step-Down 2.95 20 0.6 18 25 1.0 Mhz, 300 kHz, 600 kHz--
9ADP1874 Switching Controllers 1 Inverting, Step-Down 2.95 20 0.6 18 25 1.0 Mhz, 300 kHz, 600 kHz--
10ADP1850 Switching Controllers 2 Inverting, Step-Down 2.75 20-- 30- 200k 1.5M
11ADP1883 Switching Controllers 1 Inverting, Step-Down 2.75 5.5 0.8 4.67 25 1.2 MHz, 300 kHz, 600 kHz--
12ADP1882 Switching Controllers 1 Inverting, Step-Down 2.75 5.5 0.8 4.67 25 1.2 MHz, 300 kHz, 600 kHz--
13ADP1871 Switching Controllers 1 Inverting, Step-Down 2.95 20 0.6 18 25 1.0 Mhz, 300 kHz, 600 kHz 300k-
14ADP1870 Switching Controllers 1 Inverting, Step-Down 2.95 20 0.6 18 8 1.0 Mhz, 300 kHz, 600 kHz 300k-
15ADP1877 Switching Controllers 2 Inverting, Step-Down 2.75 14.5 0.6 13 25- 200k 1.5M
16ADP1873 Switching Controllers 1 Inverting, Step-Down 2.75 5.5 0.6 4.67 25 1.0 Mhz, 300 kHz, 600 kHz--
17ADP1872Reference Circuit Available Switching Controllers 1 Inverting, Step-Down 2.75 5.5 0.6 4.67 25 1.0 Mhz, 300 kHz, 600 kHz--
18ADP1828 Switching Controllers 1 Inverting, Step-Down 3 20 0.6 17 30- 300k 600k
19ADP1829 Switching Controllers 2 Inverting, Step-Down 3 20 0.6 17-- 300k 600k
20ADP1621Reference Circuit Available Switching Controllers 1 Buck-Boost, Inverting, Step-Up 2.9 5.5 1.22 100-- 100k 1.5M
21ADP1823 Switching Controllers 2 Inverting, Step-Down 3.7 18 0.6 15.3 20- 300k 600k
22ADP1864Reference Circuit Available Switching Controllers 1 Inverting, Step-Down 3.15 14 0.8 14 25 580 kHz--
23ADP1822 Switching Controllers 1 Inverting, Step-Down 3.7 5.5 0.6 4.67 20- 300k 600k
24ADP1821 Switching Controllers 1 Inverting, Step-Down 3.7 5.5 0.6 4.67 10- 300k 600k