Product Summary
The KA7500B is a SMPS Controller. It is used for the control circuit of the PWM switching regulator. The KA7500B consists of 5V reference voltage circuit, two error amplifiers, a flip flop, an output control circuit, a PWM comparator, a dead time comparator and an oscillator. The KA7500B can be operated in the switching frequency of 1 kHz to 300 kHz.
Parametrics
KA7500B absolute maximum ratings: (1)Supply Voltage VCC: 42V; (2)Collector Supply Voltage VC: 42 V; (3)Output Current IO: 250mA; (4)Amplifier Input Voltage VIN: VCC +0.3 V; (5)Power Dissipation (TA = 25℃) PD: 1 W; (6)Operating Temperature Range TOPR: 0 to +70 ℃; (7)Storage Temperature Range TSTG: -65 to +150 ℃.
Features
KA7500B features: (1) Internal Regulator Provides a Stable 5V Reference Supply Trimmed to 5%; (2) Uncommitted Output TR for 200mA Sink or Source Current; (3) Output Control For Push-Pull or Single Ended Operation; (4) Variable Duty Cycle By Dead Time Control (Pin 4) Complete PWM Control Circuit; (5) On-Chip Oscillator With Master or Slave Operation; (6) Internal Circuit Prohibits Double Pulse at Either Output.
Diagrams
Image | Part No | Mfg | Description | Pricing (USD) |
Quantity | |||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
KA7500B |
Fairchild Semiconductor |
DC/DC Switching Controllers SMPS Controller |
Data Sheet |
Negotiable |
|
|||||||||||||
Image | Part No | Mfg | Description | Pricing (USD) |
Quantity | |||||||||||||
KA7500 |
Other |
Data Sheet |
Negotiable |
|
||||||||||||||
KA7500B |
Fairchild Semiconductor |
DC/DC Switching Controllers SMPS Controller |
Data Sheet |
Negotiable |
|
|||||||||||||
KA7500C |
Fairchild Semiconductor |
Switching Converters, Regulators & Controllers SMPS Controller |
Data Sheet |
|
|
|||||||||||||
KA7500C_Q |
Fairchild Semiconductor |
DC/DC Switching Controllers SMPS Controller |
Data Sheet |
|
|
|||||||||||||
KA7500CD |
Fairchild Semiconductor |
Switching Converters, Regulators & Controllers SMPS Controller |
Data Sheet |
Negotiable |
|
|||||||||||||
KA7500CDTF |
Fairchild Semiconductor |
Switching Converters, Regulators & Controllers SMPS Controller |
Data Sheet |
|
|