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The AT1743 is 2-channel PWM switching regulator controllers that contains an on-chip 2.5V reference, two error amplifier, an adjustable oscillator, two dead-time comparators, undervoltage lockout circuitry and 2 common-emitter output. It is idea for step-up, step-down, and inverting converter. Applications • LCD Display • Portable equipment Block Diagram .
• High-accuracy reference voltage circuit (±1%).
• Built-in short-circuit protection circuit.
• Built-in Undervoltage Lockout protection.
• Internal 2.5V Reference supply.
• Variable Dead time provides control over total Range.
General Description
The AT1743 is 2-channel PWM switching regulator controllers that contains an on-chip 2.5V reference, two error amplifier, an adjustable oscillator, two dead-time comparators, undervoltage lockout circuitry and 2 common-emitter output. It is idea for step-up, step-down, and inverting converter.
Applications
• LCD Display
• Portable equipment
Block .
| No. | Partie # | Fabricant | Description | Fiche Technique |
|---|---|---|---|---|
| 1 | AT1741 |
Aimtron |
2-Channel PWM Controller |
|
| 2 | AT1729 |
ETC |
3-Channel PWM Controller for LCD Bias |
|
| 3 | AT1730 |
Aimtron Technology |
2-Channel PWM Controller |
|
| 4 | AT1731 |
Aimtron Technology |
2-Channel PWM Controller |
|
| 5 | AT1731A |
Aimtron Technology |
DC-DC Power IC |
|
| 6 | AT1780 |
Aimtron Technology |
Low-Noise Step-Up Current-Mode PWM Controller |
|
| 7 | AT1793 |
Aimtron Technology |
2-Channel Step-Down PWM Controller |
|
| 8 | AT1796 |
Aimtron Technology |
Step-Down Switching Regulator |
|
| 9 | AT1799 |
Aimtron Technology |
Step-Down Voltage Regulator |
|
| 10 | AT17C010 |
ATMEL Corporation |
FPGA Configuration E2PROM Memory |
|
| 11 | AT17C010A |
ATMEL Corporation |
FPGA Serial Configuration Memories |
|
| 12 | AT17C128 |
ATMEL Corporation |
FPGA Configuration E2PROM |
|