 |
Electronic Components Datasheet Search |
|
|
Electronic Components Datasheet Search |
|
UC1914 Datasheet(PDF) 3 Page - Texas Instruments |
|
||||||||||||||||||||||||||||||
UC1914 Datasheet(HTML) 3 Page - Texas Instruments |
|
|
3 / 14 page  3 UC1914 UC2914 UC3914 ELECTRICAL CHARACTERISTICS: Unless otherwise specified, TA = 0°C to 70°C for the UC3914, –40°C to 85°C for the UC2914, and –55°C to 125°C for the UC1914. VCC = 12V, VPUMP =VPUMP(max), SD = 5V, CP1 = CP2 = CPUMP = 0.01 µF. TA =TJ. PARAMETER TEST CONDITIONS MIN TYP MAX UNITS Output Section OUT High Voltage VOUTS = VCC, VPUMP = VPUMP max, with respect to VPUMP –1.5 –1.0 V OUT High Voltage VOUTS = VCC, VPUMP = VPUMP max, IOUT = –2mA, with respect to VPUMP –2.0 –1.5 V OUT Low Voltage IOUT = 0 0.8 1.3 V IOUT = 5mA 1 2 V IOUT = 25mA, Overload Condition, VOUTS = 0V 1.2 1.8 V OUT Clamp Voltage VOUTS = 0V 11.5 13.0 14.5 V Rise Time COUT = 1nF (Note 1) 750 1250 ns Fall Time COUT = 1nF (Note 1) 250 500 ns Charge Pump Section OSC, OSCB Frequency 60 150 250 kHz OSC, OSCB Output High IOSC = –5mA 10.0 11.0 11.6 V OSC, OSCB Output Low IOSC = 5mA 0.2 0.5 V OSC, OSCB Output Clamp Voltage VCC = 25 18.5 20.5 22.5 V OSC, OSCB Output Current Limit High Side Only –20 –10 –3 mA Pump Diode Voltage Drop IDIODE = 10mA, Measured from PMP to PMPB, PMPB to VPUMP 0.5 0.9 1.3 V PMP Clamp Voltage VCC = 25 18.5 20.5 22.5 V VPUMP Maximum Voltage VCC = 12, VOUTS = VCC, Voltage Where Charge Pump Disabled 20 22 24 V VCC = 35V, VOUTS = VCC, Voltage Where Charge Pump Disabled 42 45 48 V VPUMP Hysteresis VCC = 12, VOUTS = VCC, Voltage Where Charge Pump Re-enabled 0.3 0.7 1.4 V VCC = 35V, VOUTS = VCC, Charge Pump Re-enabled 0.25 0.7 1.4 V Linear Current Section Input Offset Voltage –15 0 15 mV Voltage Gain 60 80 dB IMAX Control Voltage IMAX = OUT, SENSE = VCC, with respect to VCC –20 0 20 mV IMAX = OUT, SENSE = REF, with respect to REF –20 0 20 mV SENSE Input Bias 1.5 3.5 µA Reference Section REF Output Voltage With respect to VCC –2.25 –2.00 –1.75 V REF Current Limit 12.5 20.0 50.0 mA Load Regulation IVREF = 1mA to 5mA 25 60 mV Line Regulation VCC = 5V to 35V 25 100 mV Shutdown Section Shutdown Threshold 0.6 1.5 2.0 V Input Current SD = 5V 150 300 µA Delay to Output (Note 1) 0.5 2.0 µs Fault Section Fault Output Low IFAULT = 1mA 100 200 mV Fault Output Leakage VFAULT = 35V 10 500 nA |
Similar Part No. - UC1914 |
|
Similar Description - UC1914 |
|
|
|
Link URL |
| Privacy Policy |
| ALLDATASHEET.COM |
| Does ALLDATASHEET help your business so far? [ DONATE ] |
About Alldatasheet | Advertisement | Datasheet Upload | 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 |
English ▼
English
Chinese
German
Japanese
Russian
Korean
Spanish
French
Italian
Portuguese
Polish
Vietnamese
Indian
Mexican
British
New Zealand
