Market Status & Trend

Transcription

1 Surveillance Camera

2 Market Status & Trend Analog DVR Setup Structure Digital NVR Setup Structure CCTV Camera IPCAM CCTV Camera CCTV Camera Monitor Fire Wall Switch Storage/ NVR PC Analog CCTV Camera with DVR (Digital Video Recorder) used as a digital image storage. IPCAM (Camera embedded Internet Protocol) with NVR (Network Video Recorder) used as a digital image storage. 15

3 AIC Power Solutions AIC2851/AIC A/2A Synchronous Buck Converter AIC2883 3A Synchronous Buck Converter AIC2422 Dual Channel 2A Synchronous Buck Converter AIC6156/AIC6170 Surveillance Camera 3A/2A USB Switch 16

4 AC Adapter POE New product IP CAM Power Block 12V AIC2852 2A/3A AIC mA Single LDO 0.1A~0.35A AIC2883 CMOS Sensor 2.7~ 3.0v DS2516 LED Driver 5V AIC2359 AIC2422 1A (Dual) or 2A (Dual) AIC2354 1A AIC1747 AIC mA Single LDO Or Dual LDO 5V Constant Voltage Constant Current 1.2V 0.5A~1.0A 3.3V 0.5A~0.7A 1.8V 0.6A~1.0A 2.5V Core (I/O) DDR2 PHY For Ethernet 0.1A~0.2A 1.8V Audio Codec 0.1A~0.2A (Optional) IR LED Existing product 17

5 DVR Power Block AIC2852 2A 1.2V 0.5A~1.0A Core AIC2852 AC Adapter 12V 2A AIC2852 2A 3.3V 0.5A~0.7A 1.8V 0.6A~1.0A I/O DDR2 New product Existing product AIC2863 AIC2883 5V/0.75A HD Driver AIC6170/6156 3A 5V USB 5V Switch ~ 0.9A USB 5V ~0.02A LED 18

6 NVR Power Block AIC2359 AC Adapter 12V AIC2852 2A 5V AIC2422 5V / 1A or 2A (Dual) 1.2V 0.5A~1.0A 3.3V 0.5A~0.7A Core (I/O) New product AIC2354 5V / 1A AIC6170/6156 USB Switch 1.8V 0.6A~1.0A 5V ~ 0.9A DDR2 Driver USB Existing product 19

7 AIC2851/AIC2852 Features 1.5A/2A Synchronous Buck Converter FEATURES 1.5A/2A Continuous Output Current Wide 4.5V to 16V Operating Input Range Output Adjustable from 0.6V to 10V Up to 92% efficiency Low Rds(on) Internal Switch <1µA Supply Current in Shutdown Mode 500KHz/700KHz Frequency Thermal Shutdown Cycle by Cycle Over Current Protection Under Voltage Lockout Short Circuit Protection Application Circuit Package SOT-23-6 Preliminary 20

8 Comparison Table AIC Silergy MPS AIC2851 SY8101C MP1469 Min Typ Max Min Typ Max Min Typ Max Unit Input Voltage Supply Range V Quiescent Current μa Shutdown Current μa Feedback Voltage V Under Voltage Lockout Threshold V UVLO Hysteresis mv EN Rising Threshold Voltage EN Falling Threshold Voltage V High-Side Switch On-Resistance mω Low-Side Switch On-Resistance mω High-Side Switch Current Limit A Oscillation Frequency KHz Maximum Duty Cycle % Thermal Shutdown C

9 Comparison Table AIC Silergy MPS AIC2852 SY8101D MP1470 Min Typ Max Min Typ Max Min Typ Max Unit Input Voltage Supply Range V Quiescent Current μa Shutdown Current μa Feedback Voltage V Under Voltage Lockout Threshold V UVLO Hysteresis mv EN Rising Threshold Voltage V EN Falling Threshold Voltage V High-Side Switch On-Resistance mω Low-Side Switch On-Resistance mω High-Side Switch Current Limit A Oscillation Frequency KHz Maximum Duty Cycle % Thermal Shutdown C

10 AIC2883 Features 3A Synchronous Buck Converter FEATURES Application Circuit 3A Continuous Output Current Wide 4.5V to 16V Operating Input Range Output Adjustable from 0.8V to 12V Up to 93% efficiency Low Rds(on) Internal Switch <1µA Supply Current in Shutdown Mode 340KHz / 550KHz Frequency Programmable Soft Start Thermal Shutdown Cycle by Cycle Over Current Protection Under Voltage Lockout Short Circuit Protection Package SOP-8 Preliminary 23

11 Comparison Table AIC AIC2883 MPS MP1484 Min Typ Max Min Typ Max Unit Input Voltage Supply Range V Quiescent Current μa Shutdown Current μa Feedback Voltage V Under Voltage Lockout Threshold V UVLO Hysteresis mv EN Rising Threshold Voltage V EN Hysteresis mv High-Side Switch On-Resistance mω Low-Side Switch On-Resistance mω High-Side Switch Current Limit A Oscillation Frequency KHz Maximum Duty Cycle % Thermal Shutdown C 24

12 AIC2422 Features Dual 2A Synchronous Buck Converter FEATURES Application Circuit Dual 2A Output 3V to 5.5V Input Range Accurate Reference 0.6V Provides Low Output Voltages Adjustable Output Voltage From 0.6 to Vin Up to 95% Efficiency Stable with Low ESR Output Ceramic Capacitors No Schottky Diode Required. 50µA Quiescent Current per Channel. 100% Duty Cycle in Low Dropout Operation. 1.5MHz Fixed-Frequency PWM Operation Thermal Shutdown Cycle by Cycle Over Current Protection Short Circuit Protection Over Voltage Protection 7 Package SOP-8-Exposed Pad 25

13 Comparison Table AIC Silergy NS AIC2422 SY8022L LM26420 Min Typ Max Min Typ Max Min Typ Max Unit Input Voltage Supply Range V Quiescent Current μa Shutdown Current μa Feedback Voltage V Under Voltage Lockout Threshold V UVLO Hysteresis mv EN Rising Threshold Voltage V EN Falling Threshold Voltage V High-Side Switch On-Resistance mω Low-Side Switch On-Resistance mω High-Side Switch Current Limit A Oscillation Frequency MHz Maximum Duty Cycle % Thermal Shutdown C 26

14 AIC6170 Features USB Switch with Adjustable Current Limit FEATURES Application Circuit 85 mohm High-Side MOSFET Switch 100uA Quiescent Supply Current 1uA Maximum Shutdown Supply Current 3.0V to 5.5V Input Voltage Range Open-Drain Over-Current Flag Output Under-Voltage Lockout Thermal / Short Circuit Protection Adjustable Current Limit: 0.4A - 2.0A Soft Start prevents large Inrush Current No Reverse Current when Power off Enable Active-High or Active-Low Version Package SOT

15 Comparison Table Brand AIC SKYWORKS TI Rohm P/N AIC6170 AAT4616A TPS2552/53 BD2232G/33G Unit Min Typ Max Min Typ Max Min Typ Max Min Typ Max Input Voltage V Quiescent Current ua Shutdown Current ua Rds-on mohm Current Limit Accuracy % ±7 (for 1.8A) ±10 (for 750mA) ±6 ±10 Adjustable Current Limit A 0.4~ ~ ~1.7 Fixed Current Limit (1.275) Flag Delay Time ms Package SOT23-6 DFN6L-2X2 SOT23-6; DFN6L-2X2 SOT

16 AIC6156 Features USB Switch with Adjustable Current Limit FEATURES 60 mohm High-Side MOSFET Switch 50uA Quiescent Supply Current 1uA Maximum Shutdown Supply Current 2.7V to 5.5V Input Voltage Range Open-Drain Over-Current Flag Output Under-Voltage Lockout Thermal Shutdown Fast Short Circuit Protection Response Adjustable Current Limit : 0.5A ~ 3.5A Current Accuracy: +-7% for 3.5A Soft Start prevents large Inrush Current. Discharge function when shutdown active Reverse Current Protection Application Circuit Package SOT