| Part Number | UC2845A |
|---|---|
| Manufacturer | STMicroelectronics |
| Overview |
PThe UC384xA family of control ICs provides the
necessary features to implement off-line or DC to
teDC fixed frequency current mode control schemes lewith a minimal external parts count. Internally im.
Figure 1. Package
* TRIMMED OSCILLATOR DISCHARGE CURRENT * CURRENT MODE OPERATION TO 500kHz AUTOMATIC FEED FORWARD COMPENSATION DIP-8 SO-8 * LATCHING PWM FOR CYCLE-BY-CYCLE CURRENT LIMITING Table 1. Order Codes * INTERNALLY TRIMMED REFERENCE WITH Part Number Package UNDERVOLTAGE LOCKOUT. |
UC2845A Datasheet
The UC2845A is a HIGH PERFORMANCE CURRENT MODE PWM CONTROLLER.
| Part Number | UC2845A |
|---|---|
| Description | Current Mode PWM Controller |
| Manufacturer | Unitrode |
| Overview |
The UC1842A/3A/4A/5A family of control ICs is a pin for pin compatible improved version of the UC3842/3/4/5 family. Providing the necessary features to control current mode switched mode power supplie.
* Optimized for Off-line and DC to DC Converters * Low Start Up Current (<0.5mA) * Trimmed Oscillator Discharge Current * Automatic Feed Forward Compensation * Pulse-by-Pulse Current Limiting * Enhanced Load Response Characteristics DESCRIPTION The UC1842A/3A/4A/5A family of control ICs is a pin fo. |
| Part Number | UC2845A |
|---|---|
| Description | CURRENT MODE PWM CONTROLLER |
| Manufacturer | LINFINITY |
| Overview | The UC184xA family of control ICs provides all the necessary features to implement off-line fixed-frequency, current-mode switching power supplies with a minimum of external components. The current m. to implement off-line fixed-frequency, current-mode switching power supplies with a minimum of external components. The current mode architecture demonstrates improved load regulation, pulse-by-pulse current limiting and inherent protection of the power supply output switch. The IC includes: A bandg. |
| Part Number | UC2845A |
|---|---|
| Description | Current-Mode PWM Controllers |
| Manufacturer | Texas Instruments |
| Overview |
The UCx84xA family of control devices is a pin-for-pin compatible improved version of the UCx84x family. Providing the necessary features to control currentmode or switched-mode power supplies, this .
* Optimized for Off-Line and DC-DC Converters * Low Start-Up Current (< 0.5 mA) * Trimmed Oscillator Discharge Current * Automatic Feedforward Compensation * Pulse-by-Pulse Current Limiting * Enhanced Load Response Characteristics * Undervoltage Lockout With Hysteresis * Double Pulse Suppression * H. |