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HCPL-6251
+Lista de MateriaisOPTOISO 1.5KV PUSH PULL 16FLATPK
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FabricanteBroadcom Limited
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Peça do Fabricante #HCPL-6251
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Em Estoque18426
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Especificações
| Atributo | Valor |
| Part Status | Active |
| Number of Channels | 4 |
| Inputs - Side 1/Side 2 | 4/0 |
| Voltage - Isolation | 1500VDC |
| Common Mode Transient Immunity (Min) | 1kV/µs |
| Input Type | DC |
| Output Type | Push-Pull, Totem Pole |
| Current - Output / Channel | 15 mA |
| Data Rate | 5MBd |
| Propagation Delay tpLH / tpHL (Max) | 350ns, 350ns |
| Rise / Fall Time (Typ) | 45ns, 10ns |
| Voltage - Forward (Vf) (Typ) | 1.3V |
| Current - DC Forward (If) (Max) | 8mA |
| Voltage - Supply | 4.5V ~ 20V |
| Operating Temperature | -55°C ~ 125°C |
| Mounting Type | Surface Mount |
| Package / Case | 16-FlatPack |
| Supplier Device Package | 16-FlatPack |
| Base Product Number | HCPL-6251 |
Visão Geral
Description
The HCPL-6251 is a high-speed, high-gain optocoupler from Broadcom, designed for precision analog signal isolation in industrial and medical applications. It features a GaAsP LED optically coupled to a high-speed photodetector with a linear output, ensuring accurate signal transmission while maintaining galvanic isolation (up to 3.75 kV RMS).
Key specifications:
- Bandwidth: 1 MHz typical
- Gain stability: ±0.05%/°C
- Low nonlinearity: ±0.1% max
- Supply voltage: ±15V (dual supply)
Ideal for isolating analog signals in motor control, data acquisition, and medical equipment, the HCPL-6251 minimizes noise and drift. Its compact DIP-8 package and robust performance make it suitable for harsh environments.
For detailed usage, refer to the datasheet for circuit design and operating conditions.
Key specifications:
- Bandwidth: 1 MHz typical
- Gain stability: ±0.05%/°C
- Low nonlinearity: ±0.1% max
- Supply voltage: ±15V (dual supply)
Ideal for isolating analog signals in motor control, data acquisition, and medical equipment, the HCPL-6251 minimizes noise and drift. Its compact DIP-8 package and robust performance make it suitable for harsh environments.
For detailed usage, refer to the datasheet for circuit design and operating conditions.
Equivalent
Equivalent products to the HCPL-6251 (high-speed optocoupler) include:
- HCPL-0631 (Avago/Broadcom)
- 6N137 (various manufacturers)
- FOD817 (Fairchild/ON Semi)
- TLP2766 (Toshiba)
- ISO7220 (Texas Instruments, digital isolator alternative)
These offer similar high-speed logic output isolation. Check datasheets for exact specs like speed, voltage, and package compatibility.
- HCPL-0631 (Avago/Broadcom)
- 6N137 (various manufacturers)
- FOD817 (Fairchild/ON Semi)
- TLP2766 (Toshiba)
- ISO7220 (Texas Instruments, digital isolator alternative)
These offer similar high-speed logic output isolation. Check datasheets for exact specs like speed, voltage, and package compatibility.
Features
The HCPL-6251 is a high-speed optocoupler with the following key features:
- High Speed: Supports data rates up to 25 Mbps.
- Low Propagation Delay: Typically 40 ns for fast signal transmission.
- CMOS-Compatible Output: Ensures easy interfacing with digital circuits.
- High CMR (Common-Mode Rejection): 15 kV/µs for noise immunity.
- Wide Supply Voltage Range: 3V to 5.5V for flexibility.
- Low Power Consumption: Ideal for energy-efficient designs.
- Isolation Voltage: 3750 Vrms for robust electrical isolation.
- Compact Package: Available in 8-pin DIP and SOIC options.
Suitable for industrial, telecom, and digital isolation applications.
- High Speed: Supports data rates up to 25 Mbps.
- Low Propagation Delay: Typically 40 ns for fast signal transmission.
- CMOS-Compatible Output: Ensures easy interfacing with digital circuits.
- High CMR (Common-Mode Rejection): 15 kV/µs for noise immunity.
- Wide Supply Voltage Range: 3V to 5.5V for flexibility.
- Low Power Consumption: Ideal for energy-efficient designs.
- Isolation Voltage: 3750 Vrms for robust electrical isolation.
- Compact Package: Available in 8-pin DIP and SOIC options.
Suitable for industrial, telecom, and digital isolation applications.
Pinout
The HCPL-6251 is a 6-pin optocoupler designed for high-speed digital logic interfacing.
Pin Functions:
1. Anode (Pin 1) – LED anode input.
2. Cathode (Pin 2) – LED cathode input.
3. NC (Pin 3) – No connection (unused).
4. GND (Pin 4) – Ground for the output side.
5. VOUT (Pin 5) – Open-collector digital output.
6. VCC (Pin 6) – Supply voltage for the output side (typically +5V).
Function:
- Provides electrical isolation between input and output.
- Converts TTL/CMOS logic levels with high-speed response (~20 ns propagation delay).
- Used in noise immunity, level shifting, and signal isolation applications.
Pin Functions:
1. Anode (Pin 1) – LED anode input.
2. Cathode (Pin 2) – LED cathode input.
3. NC (Pin 3) – No connection (unused).
4. GND (Pin 4) – Ground for the output side.
5. VOUT (Pin 5) – Open-collector digital output.
6. VCC (Pin 6) – Supply voltage for the output side (typically +5V).
Function:
- Provides electrical isolation between input and output.
- Converts TTL/CMOS logic levels with high-speed response (~20 ns propagation delay).
- Used in noise immunity, level shifting, and signal isolation applications.
Package
The HCPL-6251 optocoupler is available in an 8-pin DIP (Dual In-line Package) and SOIC-8 (Small Outline Integrated Circuit) package. These packages provide electrical isolation and are suitable for surface-mount or through-hole mounting, depending on the variant. The DIP version is commonly used for breadboarding and prototyping, while the SOIC-8 is more compact for PCB applications.
