Electronic Components Datasheet Search |
|
NCP1597BMNTXG Datasheet(PDF) 4 Page - ON Semiconductor |
|
NCP1597BMNTXG Datasheet(HTML) 4 Page - ON Semiconductor |
4 / 9 page NCP1597B http://onsemi.com 4 ELECTRICAL CHARACTERISTICS (Vin = 4.0 V − 5.5 V, Vout = 1.2 V, TJ = +25°C for typical value; −40°C < TJ < 125°C for min/max values unless noted otherwise) Parameter Symbol Test Conditions Min Typ Max Unit Vin Input Voltage Range Vin 4.0 5.5 V VCC UVLO Threshold 3.5 3.7 3.9 V UVLO Hysteresis 180 mV VCC Quiescent Current IinVCC Vin = 5.0 V, VFB = 1.5 V, (No Switching) 1.1 2.0 mA VCCP Quiescent Current IinVCCP Vin = 5.0 V,VFB = 1.5 V, (No Switching) 60 mA Vin Shutdown Supply Current (Note 1) IQSHDN EN = 0 V 1.4 3.0 mA FEEDBACK VOLTAGE Reference Voltage Vref 0.788 0.800 0.812 V Feedback Input Bias Current IFB VFB = 0.8 V 10 100 nA Feedback Voltage Line Regulation Vin = 4.0 V to 5.5 V 0.03 %/V PWM Maximum Duty Cycle (regulating) 83 % LDO Mode Threshold Voltage (falling) 0.74 0.75 0.76 V LDO Mode Threshold Hysteresis (rising) 12 mV Minimum Controllable ON Time (Note 1) 50 ns PULSE−BY−PULSE CURRENT LIMIT Pulse−by−Pulse Current Limit ILIM 2.6 3.0 3.4 A OSCILLATOR Oscillator Frequency FSW 0.87 1.0 1.13 MHz MOSFET High Side MOSFET ON Resistance RDS(on) HS RDS(on) HS IDS = 100 mA, VGS = 5 V 140 200 mW High Side MOSFET Leakage (Note 1) VEN = 0 V, VSW = 0 V 10 mA Low Side MOSFET ON Resistance RDS(on) LS RDS(on) LS IDS = 100 mA, VGS = 5 V 90 125 mW Low Side MOSFET Leakage (Note 1) VEN = 0 V, VSW = 5 V 10 mA ENABLE EN HI Threshold ENHI 1.4 V EN LO Threshold ENLO 0.4 V EN Hysteresis 300 mV EN Pullup Current 1.4 3.0 mA SOFT−START Soft−Start Ramp Time tSS FSW = 1 MHz 1.0 ms Hiccup Timer 2.0 ms THERMAL SHUTDOWN Thermal Shutdown Threshold 170 °C Thermal Shutdown Hysteresis 40 °C 1. Guaranteed by design. Not production tested. |
Similar Part No. - NCP1597BMNTXG |
|
Similar Description - NCP1597BMNTXG |
|
|
Link URL |
Privacy Policy |
ALLDATASHEET.NET |
Does ALLDATASHEET help your business so far? [ DONATE ] |
About Alldatasheet | Advertisement | Contact us | Privacy Policy | Link Exchange | Manufacturer List All Rights Reserved©Alldatasheet.com |
Russian : Alldatasheetru.com | Korean : Alldatasheet.co.kr | Spanish : Alldatasheet.es | French : Alldatasheet.fr | Italian : Alldatasheetit.com Portuguese : Alldatasheetpt.com | Polish : Alldatasheet.pl | Vietnamese : Alldatasheet.vn Indian : Alldatasheet.in | Mexican : Alldatasheet.com.mx | British : Alldatasheet.co.uk | New Zealand : Alldatasheet.co.nz |
Family Site : ic2ic.com |
icmetro.com |