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Maxim > 方案 > 显示器:工业、前面板与仪表

过压保护

数据资料
显示 标题/型号 关键优势
QV  PDF 低成本CCFL控制器
DS3991

功能完备的单通道CCFL控制器
QV  PDF 72V、过压保护开关/限幅控制器,外置MOSFET
MAX6495, MAX6496, MAX6497, MAX6498, MAX6499

QV  PDF 超小型、过压保护/检测电路
MAX16010, MAX16011, MAX16012, MAX16013, MAX16014




Key Specifications:   CCFL Controllers
Part Number Features VIN (min) (V) VIN (max) (V) Topology Number of Channels Dimming Interface Frequency EV-Kit Package Operating Temp. Range (°C)
DS3991 
All N-FET Drive
4.5 24 Half-Bridge
Push-Pull
1 Analog
DPWM
Fixed PWM No SOIC/16 -40 to +85
See All CCFL Controllers (18)

Key Specifications:   Overvoltage Protection Controllers
Part Number Number of Channels VIN Min (V) VIN Max (V) Overvoltage Trip Level (V) Undervoltage Lockout (V) GATE Voltage (V) Features Package Operating Temp. Range (°C)
MAX6495  1 5.5 72 Adjustable (1.2V) 5 10
8
8.6
Internal Charge Pump
Voltage Limiter Mode
THIN QFN (Dual)/6 -40 to +125
MAX6496  1 5.5 72 Adjustable (1.2V) 5 10
8
8.6
Internal Charge Pump
Latch
Reverse Polarity Protection
Voltage Limiter Mode
THIN QFN (Dual)/8 -40 to +125
MAX6497  1 5.5 72 Adjustable (1.2V) 5 10
8
8.6
Internal Charge Pump
Latch
THIN QFN (Dual)/8 -40 to +125
MAX6498  1 5.5 72 Adjustable (1.2V) 5 10
8
8.6
Auto Retry
Internal Charge Pump
THIN QFN (Dual)/8 -40 to +125
MAX6499  1 5.5 72 Adjustable (1.2V) 5 10
8
8.6
Internal Charge Pump
Latch
THIN QFN (Dual)/8 -40 to +125
See All Overvoltage Protection Controllers (39)

Key Specifications:   Supervisors (1 Monitored Voltage)
Part Number Reset Threshold Range (V) Active-Low Reset Output Min. Reset Timeout Range Watchdog Feature Supervisor Features Reset Thresh. Acc. (% @+25°C) Max. ICC (µA)
MAX6495  1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
 -  <1ms No Watchdog Adjustable Reset Input
High Voltage (>6V)
Overvoltage/Window Monitor
2.5 30
MAX6496  1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
 -  <1ms No Watchdog Adjustable Reset Input
High Voltage (>6V)
Overvoltage/Window Monitor
2.5 30
MAX6497  1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
Open Drain <1ms No Watchdog Adjustable Reset Input
High Voltage (>6V)
Latched Output
Overvoltage/Window Monitor
2.5 24
MAX6498  1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
Open Drain <1ms No Watchdog Adjustable Reset Input
High Voltage (>6V)
Overvoltage/Window Monitor
2.5 24
MAX6499  1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
 -  <1ms No Watchdog Adjustable Reset Input
High Voltage (>6V)
Latched Output
Overvoltage/Window Monitor
2.5 24
MAX16012  1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
>=5.5
Open Drain <1ms No Watchdog Adjustable Reset Input
High Voltage (>6V)
Negative Voltage
Overvoltage/Window Monitor
2.5 30
MAX16013  1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
>=5.5
Open Drain <1ms No Watchdog Adjustable Reset Input
High Voltage (>6V)
Negative Voltage
Overvoltage/Window Monitor
2.5 30
MAX16014  1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
>=5.5
Open Drain <1ms No Watchdog Adjustable Reset Input
High Voltage (>6V)
Negative Voltage
Overvoltage/Window Monitor
2.5 30
See All Supervisors (1 Monitored Voltage) (268)

Key Specifications:   Supervisors (2 Monitored Voltages)
Part Number Interface Reset Threshold Range (V) Active-Low Reset Output Min. Reset Timeout Range Watchdog Feature Supervisor Features Reset Thresh. Acc. (% @+25°C) Max. ICC (µA)
MAX16010  R/C Adjustable 1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
>=5.5
Open Drain <1ms No Watchdog Adjustable Reset Input
High Voltage (>6V)
Overvoltage/Window Monitor
2.5 30
MAX16011  R/C Adjustable 1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
>=5.5
Open Drain <1ms No Watchdog Adjustable Reset Input
High Voltage (>6V)
Overvoltage/Window Monitor
2.5 30
See All Supervisors (2 Monitored Voltages) (70)




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