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Specifications
Operating Current:
8mA
Operating Temperature:
-40℃~+125℃
Voltage - Supply:
3V~24V
Magnetic Field Range:
±5mT
Mfr. Part #:
A3290KLHLX-T
Package:
SOT-23W
Key Attributes
Model Number:
A3290KLHLX-T
Product Description
Product Overview
The A3290 and A3291 are temperature-stable and stress-resistant Hall-effect latches designed for operation over extended temperature ranges up to 125C. They feature dynamic offset cancellation for superior high-temperature performance and are suitable for consumer and industrial applications. These devices are not intended for automotive use.
Product Attributes
- Brand: Allegro MicroSystems
- Material: Lead (Pb) free with 100% matte-tin leadframe plating
- Origin: U.S.A.
Technical Specifications
| Part Number | Package Type | Magnetic Switchpoints (G) BOP | Magnetic Switchpoints (G) BRP | Packing | Notes |
| A3290KLHLT-T | Surface-mount SOT23W | 5 to 50 | 50 to 5 | 3000 pieces per 7-in. reel | |
| A3290KLHLX-T | Surface-mount SOT23W | 5 to 50 | 50 to 5 | 10000 pieces per 13-in. reel | |
| A3290KUA-T | Through-hole ultramini SIP | 5 to 50 | 50 to 5 | 500 pieces per bulk bag | Chopper-style UA package not for new design. |
| A3291KLHLT-T | Surface-mount SOT23W | 10 to 100 | 100 to 10 | 3000 pieces per 7-in. reel | |
| A3291KLHLX-T | Surface-mount SOT23W | 10 to 100 | 100 to 10 | 10000 pieces per 13-in. reel | |
| A3291KUA-T | Through-hole ultramini SIP | 10 to 100 | 100 to 10 | 500 pieces per bulk bag | Chopper-style UA package not for new design. |
| Characteristic | Symbol | Test Conditions | Min. | Typ. | Max. | Units |
| Supply Voltage Range | VCC | Operating, TJ < 165C | 3.0 | 24 | V | |
| Output Leakage Current | IOFF | VOUT = 24 V, B < BRP | 10 | A | ||
| Output Saturation Voltage | VOUT(SAT) | IOUT = 20 mA, B > BOP | 185 | 500 | mV | |
| Output Current Limit | ION | B > BOP | 30 | 60 | mA | |
| Power-On Time | tPO | VCC > 3.0 V | 50 | s | ||
| Chopping Frequency | fC | 800 | kHz | |||
| Output Rise Time | tR | RLOAD = 820 , CLOAD = 20 pF | 0.2 | 2.0 | s | |
| Output Fall Time | tF | RLOAD = 820 , CLOAD = 20 pF | 0.1 | 2.0 | s | |
| Supply Current | ICC | B < BRP , VCC = 12 V | 3.0 | 8.0 | mA | |
| Supply Current | ICC | B > BOP , VCC = 12 V | 4.0 | 8.0 | mA | |
| Reverse Battery Current | IRCC | VRCC = 20 V | 5.0 | mA | ||
| Zener Voltage | VZ + VD | ICC = 15 mA, TA = 25C | 28 | V | ||
| Zener Impedance | ZZ + ZD | ICC = 15 mA, TA = 25C | 50 |
| Characteristic | Symbol | Test Conditions | Min. | Max. | Units |
| Operate Point | BOP | A3290 TA = 25C and TA(max) | 5 | 50 | G |
| Operate Point | BOP | A3290 TA = 40C | 5 | 50 | G |
| Operate Point | BOP | A3291 TA = 25C and TA(max) | 10 | 100 | G |
| Operate Point | BOP | A3291 TA = 40C | 10 | 100 | G |
| Release Point | BRP | A3290 TA = 25C and TA(max) | 50 | 5 | G |
| Release Point | BRP | A3290 TA = 40C | 50 | 5 | G |
| Release Point | BRP | A3291 TA = 25C and TA(max) | 100 | 10 | G |
| Release Point | BRP | A3291 TA = 40C | 100 | 10 | G |
| Hysteresis | BHYS | A3290 TA = 25C and TA(max) | 10 | 100 | G |
| Hysteresis | BHYS | A3290 TA = 40C | 100 | G | |
| Hysteresis | BHYS | A3291 TA = 25C and TA(max) | 20 | 200 | G |
| Hysteresis | BHYS | A3291 TA = 40C | 200 | G |
2410010333_ALLEGRO-A3290KLHLX-T_C2152748.pdf
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