浪涌抑制器、过压和过流保护
ADI公司的高电压浪涌抑制器、过压保护、过流保护和断路器IC系列通过小巧、易于设计的低功耗解决方案提供稳健的前端保护,从而提高了系统可靠性。这些电路设计可以满足众多汽车、军用和航空电子设备标准要求,包括ISO-7637-2、MIL-STD-1275和DO-160。我们的产品系列可抵御瞬态电压浪涌,确保器件可靠运行,有助于工程师应对保护灵敏电子产品的设计挑战。欠压、过压、过流和反向输入保护的不同组合可优化功能、尺寸和成本要求。我们的浪涌抑制器允许在电压浪涌期间进行不间断的系统操作,而在出现故障时,我们的保护控制器会立即将输入与输出断开。
产品选型表
最新优势资源
设计笔记
技术文章
- LTspice: Models of ISO 7637-2 & ISO 16750-2 Transients
- LTspice: Using Time-Dependent Exponential Sources to Model Transients
- Surge Stoppers Ease MIL-STD-1275D Compliance
- LTspice: Modeling Safe Operating Area Behavior of N-channel MOSFETs
- 具高级输入和负载保护功能的 10A μModule 降压型稳压器
- High Voltage Surge Stoppers Ease MIL-STD-1275D Compliance by Replacing Bulky Passive Components
- Bench Comparison of Two Overvoltage Protection (Crowbar) Methods: MOSFET vs. Silicon Controlled Rectifier
- μModule Regulator Powers and Protects Low Voltage μProcessors, ASICs and FPGAs from Intermediate Bus Voltage Surges
- Prevent Your Next High Flying Product Launch From Being Grounded
- LTM4641 技术短片 – 效率、输出过压保护、过流保护等等
- 100V Surge Stopper Protects Components from 300V Transients
- No Blocking Diode Needed to Protect Sensitive Circuits from Overvoltage and Reverse Supply Connections
- Protect Mobile Devices from Hot Plug Transients (to 85V) and from Users Who Use the Wrong Power Adapter
- Surge Stopper IC Simplifies Design of Intrinsic Safety Barrier for Electronics Destined for Hazardous Environments
应用笔记
浪涌抑制器、过压和过流保护
SortOrder | Part# | # of Channels | Power Management Function | Vin Range | Total Quiescent Current (typ) (A) | Circuit Breaker Threshold | Comments | Price (1000+) ($ US) |
---|---|---|---|---|---|---|---|---|
1 | LTC4246 | 8 | Circuit Breaker | 0V to 13.2V | 2.5m | 50mA to 1.5A | 30m switch resistance | - |
2 | LTC7862 | 1 | Surge Stopper | 4V to 140V | 1.2m | 50mV | 140V High Efficiency Switching Surge Stopper | $3.40 (LTC7862EFE#PBF) |
3 | LTC4368 | 1 | Circuit Breaker, OV Disconnect, Reverse Current Blocking, Reverse Input Protection, UV Lockout | 2.5V to 60V | 80µ | ±50mV or +50mV/-3mV | Bidirectional circuit breaker, Voltage window passer with adjustable UV/OV thresholds and reverse in | $1.99 (LTC4368CDD-1#PBF) |
4 | LTC4380 | 1 | Circuit Breaker, Current Limit, Reverse Input Protection, Surge Stopper, UV Lockout | 4V to 72V | 8µ | 50mV | Ride-through protection with 8uA Iq, Adjustable output-clamp and circuit-breaker with timer, Shutdow | $2.48 (LTC4380CDD-1#PBF) |
5 | LTC4367![]() | 1 | OV Disconnect, Reverse Input Protection, UV Lockout | 2.5V to 60V | 70µ | - | Voltage window passer with adjustable UV/OV thresholds and reverse input protection, Shutdown mode | $1.75 (LTC4367CDD#PBF) |
6 | LTC7860 | 1 | Current Limit, Reverse Input Protection, Switching Surge Stopper | 60V (extendable to 200V+) | 770µ | 95mV | Ride-through PWM switching protection, Adjustable output-clamp with timer, Current limit, Shutdown m | $2.95 (LTC7860EMSE#PBF) |
7 | LTM4641 | 1 | Current Limit, OV Disconnect, uModule Regulator, UV Lockout | 4.5V to 38V | 8m | - | 38V, 10A DC/DC µModule Regulator with Advanced Input and Load Protection | $25.95 (LTM4641EY#PBF) |
8 | LTC4364 | 1 | Circuit Breaker, Current Limit, Reverse Current Blocking, Reverse Input Protection, Reverse Output Protection, Surge Stopper, UV Lockout | 4V to 80V | 483µ | 50mV | Ride-through protection with ideal diode, Adjustable output-clamp and circuit-breaker with timer, Sh | $3.45 (LTC4364CDE-1#PBF) |
9 | LT4363 | 1 | Circuit Breaker, Current Limit, Reverse Input Protection, Surge Stopper, UV Lockout | 4V to 80V | 970µ | 50mV | Ride-through protection, Adjustable output-clamp and circuit-breaker with timer, Shutdown mode, Latc | $2.48 (LT4363CDE-1#PBF) |
10 | LTC4366 | 1 | Reverse Input Protection, Surge Stopper | 9V to Over 500V | 159µ | - | Ride-through protection, Floats for high voltage operation, Adjustable output-clamp with timer, Shut | $2.65 (LTC4366CDDB-1#TRPBF) |
11 | LTC4365![]() | 1 | OV Disconnect, Reverse Input Protection, UV Lockout | 2.5V to 34V | 125µ | - | Voltage window passer with adjustable UV/OV thresholds and reverse input protection, Shutdown mode | $1.49 (LTC4365CDDB#TRPBF) |
12 | LTC4362 | 1 | Circuit Breaker, OV Disconnect, Reverse Input Protection | 2.5V to 5.5V | 220µ | 1.5A | 5.8V OV threshold, Internal FET and sense resistor, 28V Protection, Reverse input PFET driver, -1 La | $1.60 (LTC4362CDCB-1#TRPBF) |
13 | LTC4361 | 1 | Circuit Breaker, OV Disconnect, Reverse Input Protection | 2.5V to 5.5V | 230µ | 50mV | 5.8V OV threshold, 50mV overcurrent threshold, 80V protection, Reverse input PFET driver, -1 Latchof | $1.40 (LTC4361CDC-1#TRPBF) |
14 | LTC4360 | 1 | OV Disconnect, Reverse Input Protection | 2.5V to 5.5V | 230µ | - | 5.8V OV threshold, 80V protection, -1 for Shutdown mode, -2 for Reverse input PFET driver | $1.15 (LTC4360CSC8-1#TRPBF) |
15 | LT4356MP-2 | 1 | Circuit Breaker, Current Limit, Reverse Input Protection, Surge Stopper, UV Lockout | 4V to 80V | 1.21m | 50mV | Ride-through protection, Adjustable output-clamp and circuit-breaker with timer, -55C to 125C Operat | $5.94 (LT4356MPS-2#PBF) |
16 | LT4356MP-1 | 1 | Circuit Breaker, Current Limit, Reverse Input Protection, Surge Stopper | 4V to 80V | 1.21m | 50mV | Ride-through protection, Adjustable output-clamp and circuit-breaker with timer, -55C to 125C Operat | $5.94 (LT4356MPS-1#PBF) |
17 | LT4356-3 | 1 | Circuit Breaker, Current Limit, Reverse Input Protection, Surge Stopper | 4V to 80V | 1.21m | 50mV | Ride-through protection, Adjustable output-clamp and circuit-breaker with timer, Shutdown mode, Latc | $1.98 (LT4356CDE-3#PBF) |
18 | LT4356-2 | 1 | Circuit Breaker, Current Limit, Reverse Input Protection, Surge Stopper, UV Lockout | 4V to 80V | 1.21m | 50mV | Ride-through protection, Adjustable output-clamp and circuit-breaker with timer, Shutdown mode (aux | $1.98 (LT4356CDE-2#PBF) |
19 | LT4356-1 | 1 | Circuit Breaker, Current Limit, Reverse Input Protection, Surge Stopper | 4V to 80V | 1.21m | 50mV | Ride-through protection, Adjustable output-clamp and circuit-breaker with timer, Shutdown mode, Auto | $1.98 (LT4356CMS-1#PBF) |
20 | LTC1696 | 2 | OV Disconnect | 0.8V to 24V | 170µ | - | Monitors Two Output Voltages from 0.8V to 24V. Gate drive for SCR crowbar or external N-channel FET | $1.76 (LTC1696ES6#TRPBF) |