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

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SortOrderPart## OutputsDevice TopologyVin
(min)
(V)
Vin
(max)
(V)
Vout Adj.
(min)
(V)
Vout Adjustable
(max)
(V)
Iout
(max)
(A)
Freq, Switching
(min)
(Hz)
Freq, Switching
(max)
(Hz)
Special FeaturesUS Price 1000 to 4999
($ US)
1ADP1074 1 Active Clamp Forward/Flyback 4.5 60--- 50k 600k Adjustable Soft Start, Integrated 5 kV isolation, Integrated Over Voltage Protection, Integrated primary and secondary mosfet drivers, Parallel Operation, Power Good, Programmable Current Limit, Regulated Output(s), Start-up into a Precharged Output, Synchronous, Tracking, UV Lockout-
2ADP1974- Boost, Buck 6 60--- 50k 300k Adjustable Soft Start, Enable, Synchronous $4.20
3ADP1972-- 6 60--- 90k 110k- $3.50
4ADP1853 1 Buck 2.75 20 0.6 18 25 200k 1.5M Adjustable Soft Start, Enable, Power Good, Synchronous, Tracking $1.20
5ADP1876 2 Buck 2.75 20 0.6 18 25-- Adjustable Soft Start, Enable, Power Good, Synchronous, Tracking $1.89
6ADP1879 1 Buck 2.95 20 0.6 18 25 300k 1M Adjustable Soft Start, Enable, Power Good, Synchronous, Tracking $1.28
7ADP1878 1 Buck 2.95 20 0.6 18 30 300k 1M Adjustable Soft Start, Enable, Power Good, Synchronous, Tracking $1.28
8ADP1875 1 Buck 2.95 20 0.6 18 25 300k 1M Adjustable Soft Start, Enable, Power Good, Synchronous, Tracking $1.32
9ADP1874 1 Buck 2.95 20 0.6 18 25 300k 1M Adjustable Soft Start, Enable, Power Good, Synchronous, Tracking $1.32
10ADP1850 2 Buck 2.75 20 600m 18 30 200k 1.5M Adjustable Soft Start, Enable, Interleaved Output, Power Good, Synchronous, Tracking $1.69
11ADP1883 1 Buck 2.75 5.5 0.8 18 25 300k 1M Enable, Synchronous $1.03
12ADP1882 1 Buck 2.75 5.5 0.8 18 25 300k 1M Enable, Synchronous $1.03
13ADP1871 1 Buck 2.95 20 0.6 18 25 300k 1M Enable, Synchronous $1.08
14ADP1870 1 Buck 2.95 20 0.6 18 8 300k 1M Enable, Synchronous $1.08
15ADP1873 1 Buck 2.75 5.5 0.6 18 25-- Enable, Synchronous $1.06
16ADP1872Reference Circuit Available 1 Buck 2.75 5.5 0.6 18 25-- Enable, Synchronous $1.06
17ADP1828 1 Buck 3 20 0.6 20.4 30 300k 600k Adjustable Soft Start, Enable, Power Good, Synchronous, Tracking $1.57
18ADP1829 2 Buck 3 20 0.6 20.4- 300k 1M Adjustable Soft Start, Enable, Power Good, Synchronous, Tracking $2.19
19ADP1621Reference Circuit Available 1 Boost, Cuk, SEPIC 2.9 5.5 1.22 100- 100k 1.5M Enable, Synchronous $1.36
20ADP1823 2 Buck 3.7 20 0.6 20.4 20 300k 1M Adjustable Soft Start, Enable, Power Good, Synchronous, Tracking $2.26
21ADP1864Reference Circuit Available 1 Buck 3.15 14 0.8 14 25-- Enable $1.09
22ADP1822 1 Buck 3.7 5.5 0.6 20.4 20 300k 1.2M Adjustable Soft Start, Enable, Power Good, Synchronous $1.50
23ADP1821 1 Buck 3.7 5.5 0.6 20.4 10 300k 1.2M Adjustable Soft Start, Enable, Power Good, Synchronous $1.45

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