开关控制器
Boost, Flyback, Forward
1 Output
450 kHz
100 %
1 A
SOIC-8
- 40 C to + 85 C
企业名:深圳市中立信电子科技有限公司
类型:贸易/代理/分销
电话:
0755-23956688
0755-23956688
手机:13410226883
联系人:叶先生/王先生
邮箱:sales@zlxele.com
地址:广东深圳深圳市福田区彩田路彩虹新都大厦彩荟阁7A室
UC2843AD8TR
1 Features UC2843AD8TR
1• 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
• High-Current Totem Pole Output
• Internally-Trimmed Bandgap Reference
• Up to 500-kHz Operation
• Create a Custom Design Using the UCx84xA With
the WEBENCH® Power Designer
UC2843AD8TR
2 Applications
• Switch Mode Power Supplies (SMPS)
• DC-DC Converters
• Power Modules
• Industrial PSU
• Battery Operated PSU
3 UC2843AD8TR Description
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 family of
devices has many improved features: startup current
is less than 0.5 mA, oscillator discharge is trimmed to
8.3 mA, and during UVLO, the output stage can sink
at least 10 mA at less than 1.2 V for VCC over 5 V.
企业名:深圳市中立信电子科技有限公司
类型:贸易/代理/分销
电话:
0755-23956688
0755-23956688
手机:13410226883
联系人:叶先生/王先生
邮箱:sales@zlxele.com
地址:广东深圳深圳市福田区彩田路彩虹新都大厦彩荟阁7A室