CXLD64407 is specially optimized for high-pressure industrial scenarios. The 12V output capability is upgraded on the basis of CXLD64406 to meet high-pressure requirements such as unmanned aerial vehicle motor control and vacuum cleaner drive. Its dual-channel voltage-stabilized power tube-driven triple protection architecture provides a one-stop power supply solution for compact industrial equipment.
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[ CXLD64407 ]"
CXLD64407 high integration power chip: an all-round solution driven by industrial equipment
CXLD64407 is specially optimized for high-pressure industrial scenarios. The 12V output capability is upgraded on the basis of CXLD64406 to meet high-pressure requirements such as unmanned aerial vehicle motor control and vacuum cleaner drive. Its dual-channel voltage-stabilized power tube-driven triple protection architecture provides a one-stop power supply solution for compact industrial equipment.
I. Innovative technical characteristics
1. Dual high-voltage output configuration
a.12V/100mA 3.3V/100mAIndependent output (note: 12V maximum load 80mA)
B. Industrial input range:8V-36V(Transient withstand voltage 36V)
c. Ultra-low noise: 12V circuit ≤ 100μv, 3.3V circuit ≤ 40μv (10Hz-100kHz)
2. Integrated driver and protection design
a. Power triode: direct drive Relay/buzzer (Vce ≤ 1.5V @ 80mA)
B. Overcurrent protection triode: accurate current sampling through IS/IO pin
c. Triple protection for short circuit/overheating/overvoltage
3. Key Performance Improvement(Compared with the previous generation 64406)
| Parameter | 12V output | 3.3V output |
|---|---|---|
| Minimum differntial pressure | 1.7V@80mA | 1.7V@80mA |
| Temperature Drift coefficient | 0.40mV/℃ | 0.15mV/℃ |
| Load adjustment rate | 60mV(max) | 60mV(max) |
2. Pin function and typical design
1. Core functions of ESOP8 pin
| Pin | Signal Type | Function description |
|---|---|---|
| 8(VO2) | Output | 12V/80mARegulated output |
| 2(VO1) | Output | 3.3V/100mARegulated output |
| 5(Bin) | Input | Power Tube base control signal |
| 7(CO) | Output | Power Tube Collector (load drive end) |
2. Key points of typical application circuit design
I.Power filter design
a.VIN terminal parallel1μF Ceramic Capacitor(C1,C2)
B. VO1/VO2 output terminal connection1μF low ESR Capacitor(C3)
II.Overcurrent protection configurationIS-IO series Rsense resistor: calculation formula: Rsen = 0.7V /Ilimit
III.Power Tube driver interface
a.Bin directly connects to MCU GPIO(3.3V level compatible)
B. When driving the relay at the CO end, addFlyback diode
III. Deep analysis of electrical characteristics
a. Voltage adjustment rate: 40mV(typ)@ 14V-36V input fluctuation
B. Ripple suppression ratio: 50dB @ 120Hz (suppress 24V input ripple)
c. Efficiency optimization:>98% (linear voltage stabilization loss should be considered for heavy loads)
| Condition | Maximum |
|---|---|
| Saturation pressure drop (Vce) | ≤ 1.5V |
| Continuous drive current (Ic) | 80mA |
IV. Application cases in industrial scenarios
1. UAV power system
a.12V output: drive brushless motor control relay
B .3.3V output: flight control MCU and sensor power supply
2. Intelligent home appliance control
a. Vacuum cleaner motor start and stop control (Bin signal control power tube)
B. Dust box sensor 3.3V power supply
3. Industrial Automation
a. Plc module auxiliary power supply
B .24V to 12V/3.3V signal chain power supply
V. Design verification and model selection guide
1. Extreme environment verification data
a. Temperature range:-45 ℃ ~ 125 ℃ (full temperature range output voltage deviation <± 3%)
B. ESD protection: 2kV(HBM)(meets the industrial static standard)
2. Selection comparison table
| Requirement scenarios | Recommended model | Core advantages |
|---|---|---|
| 5v 3.3V system | CXLD64406 | 100mA full load drive |
| 12v 3.3V system | CXLD64407 | Industrial protection for high voltage output |
Technical Specification (product PDF)Instructions for engineers: when driving a load of more than 80mA, we recommend that you expand the load to MOS tube; 12V output must ensure that VIN ≥ 14V (differential pressure 1.7V load adjustment margin).
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Relevant chip selection guideMore similar products.....
| Model | Operating voltage | Static current | Maximum output current | Features | Encapsulation |
| CXLD64406 | 8-36V | 4.5mA | 100mA | Double linear power supply output 5V, 3.3V, integrated overcurrent protection triode, power triode | ESOP8 |
| CXLD64407 | 8-36V | 4.5mA | 100mA | Double linear power supply output 12V, 3.3V, integrated overcurrent protection triode, power triode | ESOP8 |
| CXLD64408 | 8-36V | 4.5mA | 100mA | Double linear power supply output 12V, 5V, integrated overcurrent protection triode, power triode | ESOP8 |
| CXLD78L05A | 8-36V | 3.4mA | 100mA | Linear power output 5V | SOT-89/TO-92 |
| CXLD78L12 | 14-36V | 3.4mA | 100mA | Linear power output 12V | SOT-89/TO-92 |
