JY02A JY02 SSOP-20 IC Chip Control IC For Sensorless BLDC Motor ,
With PWM Control. JUYI Original Control IC
JY02A is ASIC for sensorless brushless DC motor , with simple
peripheral circuit, perfect function, compact size, simple
debugging (almost no debugging), high drive efficiency, flexible
application, widely application, etc.
Functional Characteristics:
☆Working voltage: 4.5 v-5.5 V.
☆Working temperature: -55-125 ℃
☆Drive mode: SPWM
☆Adaptive motor: Sensorless BLDC motor
☆Direction control: CW/CCW
☆Soft reversing: Yes
☆Speed signal: Yes
☆Overload protection: Yes
☆Current closed loop: Yes
☆Constant current drive: Yes
☆Blocking protection: Yes
☆Starting torque regulation: Yes
☆Soft starting: Yes
☆Special technology: JYKJ full condition safety start function
☆Speed adjustment: linear
☆EAI self-adaptation function
Package Size:
Diagram of pin function description:
DC Electrical Characteristics:
| Symbol | Min | Typical | Max | Unit | Condition |
| VDD | 4.5 | 5 | 5.5 | V | VDD-GND |
| IDD | | 9 | | mA | All output pins are disconnected |
| VIL | | | 0.3 | V | IO input low level value |
| VIH | 3.5 | | | V | IO input high level value |
| EMFV | 0.01 | | 4.5 | V | BEMF effective voltage |
| VFOV | 0 | | 2.5 | V | Range of starting torque voltage |
| IOL | 10 | | | mA | IO low level suction current |
| IOH | | | 5 | mA | IO high level output current |
| VODL | 0.75 | 0.8 | 0.85 | V | Undervoltage protection value |
| VODH | 2.95 | 3 | 3.05 | V | Overvoltage protection value |
| RPT | | 3 | | S | Soft start time |
| ISVA | 38 | 40 | 43 | mV | Constant current driveing is limit value |
| ISVB | 87 | 90 | 95 | mV | Overcurrent fast protection value |
| Vjd | 0 | | 5 | V | Analog input voltage range |
| Ijd | | 100 | | nA | Analog input current value |
JY02A Typical Application Schematic for sensorless brushless DC
motor:
JY02A has built-in BEMF detection circuit
JY02A no need external comparator circuit for sensorless brushless
DC motor.
Applications:
sweeping robots, automotive water pumps, wall-hung boiler
circulation pumps, home booster pumps,
oxygen generators, various fans/blowers, electric screwdrivers,
electric curtains, automatic doors, hydraulic oil pumps,
high pressure air pumps, automotive air conditioning compressors ,
DC brushless compressor, AGV trolley, various
linear and loop logistics sorting equipment, lawn mower, sprayer,
underwater propeller, etc.
