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TNY285PG
+BOMIC OFFLINE SWITCH FLYBACK 8DIP
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ManufacturerPower Integrations
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Mfr. Part #TNY285PG
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Datasheet TNY285PG DataSheet
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Package DIP-8
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In Stock5794
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Specifications
| Attribute | Value |
| Package / Case | Tube |
| Series | TinySwitch®-4 |
| Part Status | Active |
| Output Isolation | Isolated |
| Internal Switch(s) | Yes |
| Voltage - Breakdown | 725V |
| Topology | Flyback |
| Duty Cycle | 67% |
| Frequency - Switching | 124kHz ~ 140kHz |
| Power (Watts) | 8.5 W |
| Fault Protection | Current Limiting, Open Loop, Over Temperature, Over Voltage, Short Circuit |
| Control Features | EN |
| Operating Temperature | -40°C ~ 150°C (TJ) |
| Supplier Device Package | 8-PDIP-C |
Overview
Description
One of the key features of the TNY285PG is its EcoSmart™ technology, which helps minimize energy consumption during standby operation, enabling power supplies to meet stringent energy efficiency standards like Energy Star. The device also offers robust safety and reliability features, including auto-restart, hysteretic thermal shutdown, and output over-current protection, which enhance its operational dependability. The compact DIP-8 package makes it suitable for applications where space is limited. Overall, the TNY285PG offers a cost-effective and reliable solution for designing power supplies with low standby power consumption.
Equivalent
Features
1. Integrated Power MOSFET: Reduces external component count and simplifies design.
2. EcoSmart Technology: Minimizes standby energy consumption, improving efficiency.
3. Wide Input Voltage Range: Supports 85 to 265 VAC, making it suitable for global applications.
4. Output Power Capability: Supports up to 23 W for open-frame designs.
5. Frequency Jittering: Reduces EMI, aiding in compliance with international standards.
6. Overload Protection: Includes auto-restart to protect against faults like short circuits.
7. Thermal Shutdown: Protects the device from overheating by shutting down when temperature limits are exceeded.
8. Undervoltage Lockout: Prevents operation at low input voltages to ensure safe performance.
9. Programmable Current Limit: Allows customization for different applications.
These features make the TNY285PG suitable for applications such as chargers, adapters, and power supplies for small electronics.
Pinout
1. BP/M: Provides connection to an external bypass capacitor for the internal regulator and sets the line-under voltage threshold.
2. S: Source pin, connected to the primary side circuit common and heat sink.
3. D: Drain pin, connected to the primary winding of the transformer.
4. EN/UV: Enable and under-voltage pin. It controls the output state and senses line under-voltage conditions.
5. No Connection: Some pins are reserved and not internally connected, ensuring electrical spacing.
6-8. Additional Source Pins: These are internally connected to the source pin to aid in heat dissipation.
The TNY285PG provides high efficiency and reliable performance by integrating advanced switching and control functions, making it suitable for applications in small power supplies.