LMR70503
- Tiny 8-Bump Thin DSBGA Package: 0.84 mm × 1.615 mm × 0.6 mm
- 2.8 V to 5.5 V Input Voltage Range
- Adjustable Output Voltage: -0.9 V to -5.5 V
- 320 mA Switch Current Limit
- 500 kHz Minimum Switching Frequency
- Ground Referred Enable Input
- Under Voltage Lock Out (UVLO)
- No External Compensation
- Internal Soft Start
- 1 µA Shutdown Supply Current
- Small Output Voltage Ripple
- WEBENCH Enabled
Performance Benefits
- Easy To Use
- Tiny Overall Solution Size Reduces System Cost
SIMPLE SWITCHER is a trademark of Texas Instruments. WEBENCH is a trademark of Texas Instruments. All trademarks are the property of their respective owners.
The LMR70503 is a buck-boost converter with adjustable negative output voltage in a tiny 8-bump thin DSBGA package. Its unique control method is designed to provide fast transient response, low output noise, high efficiency, and tight regulation in the smallest possible PCB area. The LMR70503 has built in soft start, peak current limit, minimum switching frequency, and Under Voltage Lock Out (UVLO), with no external compensation required. For ease of use, the Enable pin is referred to the IC ground, instead of the lowest potential of the IC: the negative output voltage.
技術文件
設計與開發
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LMR70503EVM — LMR70503 評估模組
LMR70503 Unencrypted PSpice Transient Model Package (Rev. A)
TIDA-00431 — 採用 8 GHz DC 耦合差動放大器的射頻取樣 4 GSPS ADC 參考設計
This reference design describes a wideband RF (...)
TIDA-00826 — 50 Ohm 2 GHz 示波器前端參考設計
封裝 | 針腳 | CAD 符號、佔位空間與 3D 模型 |
---|---|---|
DSBGA (YFX) | 8 | Ultra Librarian |
訂購與品質
- RoHS
- REACH
- 產品標記
- 鉛塗層/球物料
- MSL 等級/回焊峰值
- MTBF/FIT 估算值
- 材料內容
- 認證摘要
- 進行中持續性的可靠性監測
- 晶圓廠位置
- 組裝地點