XST-DYGL-SL494CNS micro controller linear voltage regulator micro controller
XST-DYGL-SL494CNS
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- Model Number:XST-DYGL-SL494CNS
- Type:microcontroller
- Place of Origin:Guangdong, China
- Brand Name:xunster
- D/C:2022494
- Supply Voltage:41V
- Collector Supply Voltage:41V
- Output Current:250mA
- Amplifier Input Voltage:VCC +0.3V
- Power Dissipation (TA = 25°C):"1 (SL494CN) 0.9 (SL494CNS)"W
- Operating Temperature Range:0 ~ +70℃
- Storage Temperature Range:-65 ~ +150℃
The XST-DYGL-SL494CN is used for the control circuit of the PWM switching regulator.The XST-DYGL-SL494CN consists of 5V reference voltage circuit,two error amplifiers,a flip flop,an output control circuit,a PWM comparator,a dead time comparator and an oscillator.This device can be operated in the switching frequency of 1kHz to 300kHz.
| (VCC = 20V, f = 10kHz, TA = 0°C to +70°C, unless otherwise specified) | ||||||
| PARAMETER | SYMBOL | Conditions | MIN | TYP | MAX | UNIT |
| REFERENCE SECTION | ||||||
| Reference Output Voltage | VREF | IREF = 1mA | 4.75 | 5 | 5.25 | V |
| Line Regulation | VREF | VCC = 7V to 40V | - | 2 | 25 | mV |
| Temperature Coefficient of V REF | VREF/T | TA = 0℃ to 70℃ | - | 0.01 | 0.03 | %/°C |
| Load Regulation | VREF | IREF = 1mA to 10mA | - | 1 | 15 | mV |
| Short-Circuit Output Current | ISC | VREF = 0V | 10 | 35 | 50 | mA |
| OSCILLATOR SECTION | ||||||
| Oscillation Frequency | f | CT = 0.01µF, RT = 12kΩ | - | 10 | - | kHz |
| Frequency Change with Temperature | f/T | CT = 0.01µF, RT = 12kΩ | - | - | 2 | % |
| DEAD TIME CONTROL SECTION | ||||||
| Input Bias Current | IBIAS | VCC = 15V, 0V≤V4≤5.25V | - | -2 | -10 | µA |
| Maximum Duty Cycle | D(MAX) | VCC = 15V, V4 = 0V O.C Pin = VREF | 45 | - | - | % |
| Input Threshold Voltage | VITH | Zero Duty Cycle | - | 3 | 3.3 | V |
| Max. Duty Cycle | 0 | - | - | |||
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