Electronic Components Datasheet Search |
|
UC2868Q Datasheet(PDF) 3 Page - Texas Instruments |
|
UC2868Q Datasheet(HTML) 3 Page - Texas Instruments |
3 / 9 page 3 UC1861-1868 UC2861-2868 UC3861-3868 ELECTRICAL CHARACTERISTICS Unless otherwise stated, all specifications apply for –55 °C≤TA≤125°C for the UC186x, –25 °C≤TA≤85°C for the UC286x, and 0°C≤TA≤70°C for the UC386x, VCC=12V, CVCO=1nF, Range=7.15k, RMIN=86.6k, C=200pF, R=4.02k, and Csr=0.1 µF. TA=TJ. PARAMETER TEST CONDITIONS MIN TYP MAX UNITS 5V Generator Output Voltage 12V ≤ Vcc ≤ 20V, –10mA ≤ IO ≤ 0mA 4.8 5.0 5.2 V Short Circuit Current VO = 0V –150 –15 mA Soft-Reference Restart Delay Current V = 2V 10 20 35 µA Soft Start Current V = 2V –650 –500 –350 µA Reference Voltage TJ = 25 °C, IO = 0A 4.95 5.00 5.05 V 12V ≤ VCC ≤ 20V, –200µA ≤ IO ≤ 200µA 4.85 5.15 V Line Regulation 12V ≤ VCC ≤ 20V 2 20 mV Load Regulation –200 µA ≤ IO ≤ 200µA10 30 mV Error Amplifier (Note 3) Input Offset Voltage VCM = 5V, Vo = 2V, IO = 0A –10 10 mV Input Bias Current VCM = 0V –2.0 –0.3 µA Voltage Gain Vcm = 5V, 0.5V ≤ VO ≤ 3.7V, IO = 0A 70 100 dB Power Supply Rejection Ratio Vcm = 5V, VO = 2V, 12V ≤ VCC ≤ 20V 70 100 dB Error Amplifier (Note 3) (cont.) Common Mode Rejection Ratio 0V ≤ Vcm ≤ 6V, VO = 2V 65 100 dB VOUT Low VID = –100mV, IO = 200 µA 0.17 0.25 V VOUT High VID = 100mV, IO = –200 µA 3.9 4.2 V Unity Gain Bandwidth (Note 4) 0.5 0.8 MHz Voltage Controlled Oscillator Maximum Frequency VID (Error Amp) = 100mV, TJ = 25 °C 450 500 550 kHz VID (Error Amp) = 100mV 425 575 kHz Minimum Frequency VID (Error Amp) = –100mV, TJ = 25 °C 45 50 55 kHz VID (Error Amp) = –100mV 42 58 kHz One Shot Zero Comparator Vth 0.45 0.50 0.55 V Propagation Delay (Note 4) 120 200 ns Maximum Pulse Width VZERO = 1V 850 1000 1150 ns Maximum to Minimum Pulse VZERO = 0V UCx861 – UCx864 2.5 4 5.5 Width Ratio VZERO = 0V UCx865 – UCx868. –55°C to +85°C 4 5.5 7 VZERO = 0V UCx865 – UCx868, +125°C 3.8 5.5 7 Output Stage Rise and Fall Time CLOAD = 1nF (Note 4) 25 45 ns Output Low Saturation IO = 20mA 0.2 0.5 V IO = 200mA 0.5 2.2 V Output High Saturation IO = –200mA, down from Vcc 1.7 2.5 V UVLO Low Saturation IO = 20mA 0.8 1.5 V Fault Comparator Fault Comparator Vth 2.85 3.00 3.15 V Delay to Output (Note 4) (Note 5) 100 200 ns |
Similar Part No. - UC2868Q |
|
Similar Description - UC2868Q |
|
|
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 |