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NE555PWRG4
+BOMIC OSC SGL TIMER 100KHZ 8TSSOP
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제조업체텍사스 인스트루먼트(주)
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제조업체 부품 #NE555PWRG4
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데이터시트 NE555PWRG4 DataSheet
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사양
| 속성 | 가치 |
| Supplier | Texas Instruments |
| Package | Tape & Reel (TR) |
| ProductStatus | Discontinued at Digi-Key |
| Type | 555 Type, Timer/Oscillator (Single) |
| Frequency | 100kHz |
| Voltage-Supply | 4.5V ~ 16V |
| Current-Supply | 10 mA |
| OperatingTemperature | 0°C ~ 70°C |
| Package/Case | 8-TSSOP (0.173, 4.40mm Width) |
| SupplierDevicePackage | 8-TSSOP |
개요
Description
The device operates as a single-timer IC and can generate precision timing from microseconds to hours through external resistors and capacitors. It functions in three modes: monostable, astable, and bistable, allowing it to be used for tasks such as pulse generation, time delays, and oscillator circuits.
Key features include a wide voltage range (typically 4.5V to 15V), low power consumption, and a high output drive capability. The "G4" in its designation indicates that it is an RoHS-compliant, lead-free version, making it environmentally friendly. This component is commonly utilized in hobbyist projects and professional electronic applications alike.
Equivalent
1. LM555 from Texas Instruments.
2. SE555 from Texas Instruments.
3. NE555N from Texas Instruments or other manufacturers.
4. TLC555, a low-power version.
5. UA555 from Fairchild or other manufacturers.
These equivalents have similar functionalities and can typically replace the NE555PWRG4 in most circuits, although you should always verify compatibility with the specific application requirements.
Features
1. Operating Voltage: It supports a wide range of supply voltages, typically from 4.5 V to 16 V, making it suitable for various applications.
2. Temperature Range: The device operates over a temperature range, allowing for usage in diverse environmental conditions.
3. Timing Interval: Provides precise time delays or oscillation frequencies, adjustable by external resistors and capacitors.
4. Output Drive: Offers a high output current capability, suitable for driving TTL loads.
5. Low Power Consumption: Designed to minimize power usage for efficiency.
6. Astable and Monostable Operation: Functions in both modes, providing flexibility for different applications, like pulse generation, timers, and oscillators.
7. Package Type: Comes in a surface-mount package (TSSOP), enhancing its integration into modern electronic designs.
These features make the NE555PWRG4 a versatile and reliable choice for timing applications in various electronic projects.
Pinout
1. Pin 1 (Ground): Connects to the ground of the circuit.
2. Pin 2 (Trigger): A negative trigger input which causes the output to switch from a low to high state.
3. Pin 3 (Output): The output of the timer. It can drive TTL circuits and source/sink up to 200mA.
4. Pin 4 (Reset): Resets the timer. It is active low and usually connected to VCC if not used.
5. Pin 5 (Control Voltage): Allows the modulation of the threshold voltage, typically connected to a capacitor.
6. Pin 6 (Threshold): Compares the voltage to 2/3 of VCC and causes the output to switch from high to low if exceeded.
7. Pin 7 (Discharge): Discharges the timing capacitor to ground when the output is low.
8. Pin 8 (VCC): Connects to the positive supply voltage, typically between 4.5V and 15V.
This configuration allows the NE555PWRG4 to function in various modes, such as astable, monostable, and bistable.