Changsha Purple Horn E-Commerce Co., Ltd.
| Current - Supply | 3mA |
| Operating Temperature | -40℃~+125℃ |
| Voltage - Supply | 3V~28V |
| Description | SIP-3 Linear, Compass (ICs) RoHS |
| Mfr. Part # | AH3774-P-A |
| Package | SIP-3 |
| Model Number | AH3774-P-A |
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Product Specification
| Current - Supply | 3mA | Operating Temperature | -40℃~+125℃ |
| Voltage - Supply | 3V~28V | Description | SIP-3 Linear, Compass (ICs) RoHS |
| Mfr. Part # | AH3774-P-A | Package | SIP-3 |
| Model Number | AH3774-P-A |
The AH3774 is a high-voltage, high-sensitivity Hall Effect Latch IC designed for applications such as brushless DC motor commutation, flow meters, linear encoders, and position sensors in industrial and consumer home appliances. Optimized for a wide supply range of 3.0V to 28V, it features a chopper-stabilized architecture and an internal bandgap regulator for temperature-compensated performance. The device includes robust protection mechanisms like a reverse blocking diode with a Zener clamp on the supply and an over-current limit with a Zener clamp on the output. Its single open-drain output switches on with a sufficient South Pole magnetic field and switches off with a sufficient North Pole field, latching the state until the magnetic flux reverses.
| Parameter | Conditions | Min | Typ | Max | Unit |
|---|---|---|---|---|---|
| Supply Voltage (VDD) | Operating | 3.0 | 28 | V | |
| Operating Temperature Range | Operating | -40 | +125 | C | |
| Output On Voltage | IOUT = 20mA | 0.2 | 0.4 | V | |
| Output Leakage Current | VOUT = 28V, B < Brp, Output Off | <0.1 | 10 | A | |
| Supply Current (IDD) | Output Open, TA = +25C | 3 | mA | ||
| Supply Current (IDD) | Output Open, TA = -40C to +125C | 4 | mA | ||
| Device Start-Up Time | VDD >= 3V, B > Bop | 10 | s | ||
| Chopping Frequency (fc) | VDD >= 3V | 800 | kHz | ||
| Output Current Limit (IOCL) | B>Bop | 30 | 55 | mA | |
| Zener Clamp Voltage (VZ) | IDD = 5mA | 28 | V | ||
| Operation Point (Bop) | VDD = 12V, TA = +25C | 40 | Gauss | ||
| Operation Point (Bop) | TA = -40C to +125C | 20 | 40 | 60 | Gauss |
| Release Point (Brp) | VDD = 12V, TA = +25C | -40 | Gauss | ||
| Release Point (Brp) | TA = -40C to +125C | -60 | -40 | -20 | Gauss |
| Hysteresis (Bhy) | VDD = 12V, TA = +25C | 80 | Gauss | ||
| Hysteresis (Bhy) | TA = -40C to +125C | 40 | 80 | 120 | Gauss |
Company Details
Business Type:
Manufacturer,Distributor/Wholesaler,Agent,Importer
Year Established:
2009
Employee Number:
300~500
Ecer Certification：
Verified Supplier
Changsha Purple Horn E-Commerce Co., Ltd.. is a professional company focus on integrated circuit ic business. Purple Horn will also responsible with exporting and logistic business. there is professional factory Beijing Silk Road which focus on desigining and manufacture. Founded in 2009, Our compa... Changsha Purple Horn E-Commerce Co., Ltd.. is a professional company focus on integrated circuit ic business. Purple Horn will also responsible with exporting and logistic business. there is professional factory Beijing Silk Road which focus on desigining and manufacture. Founded in 2009, Our compa...
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