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Product Overview
The LM337T/LF01 is a three-terminal adjustable negative voltage regulator from Texas Instruments (TI), capable of supplying 1.5A over an output voltage range of -1.2V to -37V. It requires only two external resistors to set the output voltage. The device features internal current limiting, thermal shutdown, and safe-area compensation, making it robust for various applications. The LF01 package is a lead-free, environmentally friendly version of the standard TO-220-3 package.
Detailed Technical Specifications
| Parameter |
Value |
| Output Voltage Range |
-1.2V to -37V |
| Output Current |
1.5A (max) |
| Line Regulation |
0.01%/V (typical) |
| Load Regulation |
0.1% (typical) |
| Dropout Voltage |
2V (typical at 1.5A) |
| Operating Temperature |
0°C to +125°C |
| Package |
TO-220-3, LF01 (lead-free) |
Key Features
- Adjustable output voltage from -1.2V to -37V
- Output current capability up to 1.5A
- Internal current limiting and thermal overload protection
- Safe-area compensation
- Low standby current (typically 1.5mA)
- Lead-free (LF01) package compliant with RoHS
Target Applications
- 5G base station power supplies: providing stable negative bias for RF amplifiers
- Automotive dashboard displays: generating negative rail for LCD bias
- Industrial control systems: adjustable negative voltage for op-amp supplies
- Test and measurement equipment: precision negative voltage reference
- Audio equipment: negative rail for audio amplifiers
Global Supply Chain & Wholesale Solutions
At Jasin Chip, we provide professional supply chain and wholesale solutions for
LM337T/LF01. Our core advantages include:
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24/7 Global Customer Support: Professional team providing instant
quotes and technical support worldwide.
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In-stock Inventory, Same-day Shipping: We maintain localized stock;
orders confirmed before 4 PM are shipped the same day.
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HK-SZ Synergy, Flexible Settlement: Direct global shipping from
Shenzhen with support for HK bank transfers and multi-currency.
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Escrow Secured Transactions: We support Escrow.com for secure
transactions, ensuring peace of mind for batch orders.
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BOM Kitting & Sampling Services: Specialized sourcing for
testing samples and urgent shortage components.
Quality Assurance & Compliance
Jasin Chip guarantees that all delivered products are 100% original factory stock
with full quality assurance and traceability.
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100% Original & Authentic: All components are guaranteed to
be authentic with strict quality control.
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RoHS Compliant: All electronic components comply with international
environmental and safety standards.
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Original Factory Packaging: We maintain original factory packaging
and seals to ensure ESD protection and physical integrity.
產品概述
LM337T/LF01 是德州儀器 (TI) 生產的三端可調負電壓穩壓器,能夠在 -1.2V 至 -37V 的輸出電壓範圍內提供 1.5A 電流。只需兩個外部電阻即可設定輸出電壓。該器件具有內部電流限制、熱關斷和安全區補償功能,使其適用於各種應用。LF01 封裝是標準 TO-220-3 封裝的無鉛環保版本。
詳細技術參數
| 參數 |
數值 |
| 輸出電壓範圍 |
-1.2V 至 -37V |
| 輸出電流 |
1.5A(最大) |
| 線性調整率 |
0.01%/V(典型值) |
| 負載調整率 |
0.1%(典型值) |
| 壓差電壓 |
2V(典型值,1.5A 時) |
| 工作溫度 |
0°C 至 +125°C |
| 封裝 |
TO-220-3,LF01(無鉛) |
核心特性
- 可調輸出電壓 -1.2V 至 -37V
- 輸出電流能力高達 1.5A
- 內部電流限制和熱過載保護
- 安全區補償
- 低靜態電流(典型值 1.5mA)
- 無鉛 (LF01) 封裝,符合 RoHS 標準
典型應用場景
- 5G 基站電源:為射頻放大器提供穩定的負偏壓
- 汽車儀表板顯示:為 LCD 偏壓提供負電壓軌
- 工業控制系統:為運算放大器電源提供可調負電壓
- 測試與測量設備:精密負電壓參考
- 音頻設備:為音頻放大器提供負電壓軌
環球供應鏈與批發合作夥伴方案
在 Jasin Chip,我們為 LM337T/LF01 提供全面的供應鏈與批發解決方案。
我們的核心優勢包括:
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全天候環球客戶支援:專業團隊為您提供即時報價及技術支援,無需漫長等待。
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現貨庫存,即日發貨:確保現貨充足。下午 4 點前確認訂單,即可安排當天寄出。
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Escrow 擔保交易:支援 Escrow.com 平台交易,保障買賣雙方權益,小批量訂單亦可安心在線下單。
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BOM 配單與樣板服務:提供樣板測試及認證支援。專注一站式 BOM 配套及緊急缺料採購服務。
品質保證與合規
Jasin Chip 承諾所有出貨產品均為原廠正貨,具備完善的品質保證及產品可追溯性。
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100% 原廠正貨:承諾所有供應零件均為原裝現貨,品質嚴格把關,來源清晰可追溯。
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符合 RoHS 認證:所有電子元器件均符合國際環保標準及相關安全認證。
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原廠封裝保護:嚴格保留原廠原始包裝及封條,確保物流過程中的靜電防護 (ESD) 與物理安全。
以上產品均為原廠正貨,提供 BOM 配單及現貨庫存支援,歡迎查詢。
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HONG KONG JASIN SEMICONDUCTOR TECHNOLOGY COMPANY LIMITED
Trusted Partner for Automotive, Industrial, and Hard-to-find Components.
WhatsApp: +852 5209 9691 | Email: [email protected]