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Microchip微芯 MIC2026A 产品介绍
2026-04-14
0次
说明
MIC2026和MIC2076是针对需要电路保护的通用配电而优化的高侧MOSFET开关。MIC2026/76内部限流，并具有热关机功能，可保护设备和负载。MIC2076提供“智能”热关机功能，可降低故障模式下的电流消耗。当发生热关机故障时，输出被锁定，直到故障负载被移除。移除负载或切换启用输入将重置设备输出。这两种设备都采用了软启动电路，该电路在使用高电容负载的应用中最大限度地减少浪涌电流。故障状态输出标志在过电流和热关闭条件下被断言。瞬态故障经过内部过滤。MIC2026/76提供8引脚DIP或8引脚SOIC。
特性
- 140mO maximum on-resistance per channel
- 2.7V to 5.5V operating range
- 500mA minimum continuous current per channel
- Shortcircuit protection with thermal shutdown
- Thermally isolated channels
- Fault status flag with 3ms filter eliminates false assertions
- Undervoltage lockout
- Reverse current flow blocking (no "body diode")
- Circuit breaker mode (MIC2076)
- Logic-compatible inputs
- Soft-start circuit
- Low quiescent current
- Pin compatible with MIC2526
- UL recognized
参数
类型 | 描述 |
Driver Type | USB Power Dist |
Type | Dual |
Vin Min (V) | 2.7 |
Vin Max (V) | 5.5 |
Max SW Current (A) | 0 |
Current Limit Fixed (Min) | 500mA |
Current Limited | Yes |
RDS ON @5V (mO) | 100 |
Enable Logic | Active High |
VEN (V) | 0 |
Oja (C/W) | 160 |
Rev Block Diode | Yes |
UVLO | Yes |
Thermal Shutdown | Yes |
Fault Flag | Yes |
Flag Transient Filter | Yes |
UL Approved | Yes |
Switch Element | N-Ch |
