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OB2268/9 is a highly integrated current mode PWM control IC optimized for high performance, low standby power and cost effective offline flyback converter applications in above 20W power level. PWM switching frequency at normal operation is externally programmable and trimmed to tight range. At no load or light load condition, the IC operates in extended ‘bu.
Extended Burst Mode Control For Improved Efficiency and Minimum Standby Power Design
■ Audio Noise Free Operation
■ External Programmable PWM Switching Frequency
■ Internal Synchronized Slope Compensation
■ Low VIN/VDD Startup Current(4uA) and Low Operating Current (2.3mA)
■ Leading Edge Blanking on Current Sense Input
■ Complete Protection Coverage With Auto SelfRecovery o External Programmable Over Temperature Protection (OTP) o With or Without On-chip VDD OVP for Output Over Voltage Protection. o Under Voltage Lockout with Hysteresis (UVLO) o Gate Output Maximum Voltage Clamp (18V) o Line C.
OB2269 - On-Bright Electronics
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OB2269 - JSMICRO
The OB2269 is a highly integrated currentmode Low start-up current and low operating PWM controller IC for those hig.
| No. | Partie # | Fabricant | Description | Fiche Technique |
|---|---|---|---|---|
| 1 | OB2262 |
On-Bright |
Current Mode PWM Controller |
|
| 2 | OB2263 |
On-Bright |
Current Mode PWM Controller |
|
| 3 | OB2263 |
Kexin |
Current Mode PWM Controller |
|
| 4 | OB2268 |
Liteon |
Current Mode PWM Controller |
|
| 5 | OB2268 |
On-Bright Electronics |
Flyback switching power supply applications |
|
| 6 | OB2269C |
On-Bright Electronics |
Current Mode PWM Controller |
|
| 7 | OB2269CP |
Liteon |
Current Mode PWM Controller |
|
| 8 | OB2201 |
On-Bright Electronics |
High Performance Quasi-Resonant PWM Controller |
|
| 9 | OB2202 |
On-Bright Electronics |
Quasi-Resonant Flyback PWM Controller |
|
| 10 | OB2203 |
On-Bright Electronics |
Quasi-Resonant Flyback PWM Controller |
|
| 11 | OB2211 |
On-Bright |
Primary-Side Regulation PWM Power Switch |
|
| 12 | OB2211H |
On-Bright Electronics |
Primary-Side PWM Power Switch |
|