CXSD62500是一款高效、1.5μa超低静态电流、同步降压DC/DC稳压器,专为单电池锂离子或锂聚合物电池供电的应用而设计。它可以在2.5V到5.5V的宽输入电压范围内工作,并将主开关和同步开关与极低的RDS(ON)集成,以最大限度地降低传导损耗
 
 
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产品概述 返回TOP
CXSD62500 is a high efficiency, 1.5μA ultra low quiescent current, synchronous step down DC/DC regulator special designed for one-cell Li-Ion or Li-polymer battery powered applications. It can operate over a wide input voltage range from 2.5V to 5.5V and integrate main switch and synchronous switch with very low RDS (ON) to minimize the conduction loss.
产品特点 返回TOP
· 2.5~5.5V Input Voltage Range
· 1.5μA Typical Quiescent Current
· Low RDS(ON) for Internal Switches (Top/Bottom) : 0.4/0.2Ω
· Typical 450mA Peak Current Limit
· Internal Soft-start Limits the Inrush Current
· RoHS Compliant and Halogen Free
· Compact Package: DFN2x2-8
应用范围 返回TOP
· Battery Powered Applications
· Consumer and Portable Medical Products
· Personal Care Products
技术规格书(产品PDF) 返回TOP
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产品封装图 返回TOP

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| Single Output Step Down Regulator (Integrated Switch) | ||||||||||
| Number | Vin (min) (V) | Vin (max) V | UVLO (V) | Iout (max) (A) | Vout (min) (V) | Out. Voltage Acurracy | Quiescent Current Typ (uA) | Shutdown Current (uA) | (Ron H) (mΩ) | (Ron L) (mΩ) | 
| 2.5 | 5.5 | 2.5 | 3.5 | 0.6 | ±1.5% | 18 | 0.1 | 55 | 35 | |
| 2.5 | 5.5 | 2.5 | 1 | 0.6 | ±2% | 40 | 0.1 | 260 | 170 | |
| CXSD62480A | 2.5 | 5.5 | 2.4 | 1.2 | 0.6 | ±1.5% | 50 | 0.1 | 200 | 150 | 
| CXSD62480B | 2.5 | 5.5 | 2.4 | 0.6 | 0.6 | ±1.5% | 50 | 0.1 | 300 | 200 | 
| 2.5 | 5.5 | 2.5 | 1 | 0.6 | ±1.5% | 50 | 0.1 | 200 | 150 | |
| CXSD62481A | 2.5 | 5.5 | 2.5 | 1 | 0.6 | ±1.5% | 50 | 0.1 | 200 | 150 | 
| CXSD62481B | 2.5 | 5.5 | 2.5 | 1 | 3.3 | ±1.5% | 50 | 0.1 | 200 | 150 | 
| CXSD62481H | 2.5 | 5.5 | 2.5 | 1.5 | 0.6 | ±1.5% | 50 | 0.1 | 180 | 120 | 
| CXSD62481V | 2.5 | 5.5 | 2.5 | 1.5 | 0.6 | ±1.5% | 50 | 0.1 | 180 | 120 | 
| 2.5 | 5.5 | 2.5 | 1 | 0.6 | ±2% | 40 | 0.1 | 230 | 150 | |
| 2.5 | 5.5 | 2.5 | 1 | 0.6 | ±2% | 60 | 0.1 | 260 | 170 | |
| CXSD62483A | 2.5 | 5.5 | 2.5 | 1 | 0.6 | ±2% | 60 | 0.1 | 260 | 170 | 
| CXSD62483C | 2.5 | 5.5 | 2.5 | 1 | 0.6 | ±2% | 60 | 0.1 | 260 | 170 | 
| 2.5 | 5.5 | 2.5 | 1.5 | 0.6 | ±2% | 90 | 0.1 | 180 | 120 | |
| CXSD62484L | 2.5 | 5.5 | 2.5 | 1 | 0.6 | ±2% | 90 | 0.1 | 250 | 200 | 
| 2.5 | 5.5 | 2.5 | 1 | 0.6 | ±2% | 40 | 0.1 | 260 | 170 | |
| 2.5 | 6.5 | 2.5 | 1 | 0.6 | ±2% | 40 | 0.1 | 260 | 170 | |
| 2.5 | 6.5 | 2.5 | 1 | 0.6 | ±2% | 40 | 0.1 | 260 | 170 | |
| 2.5 | 5.5 | 2.5 | 1 | 0.6 | ±2% | 40 | 0.1 | 270 | 160 | |
| 2.5 | 5.5 | 2.5 | 1 | 0.6 | ±2% | 40 | 0.1 | 230 | 150 | |
| 2.7 | 5.5 | 2.5 | 3 | 0.6 | ±2% | 55 | 0.1 | 110 | 80 | |
| CXSD62490A | 2.7 | 5.5 | 2.5 | 3 | 0.6 | ±2% | 55 | 0.1 | 110 | 80 | 
| CXSD62490B | 2.7 | 5.5 | 2.65 | 3 | 0.6 | ±2% | 55 | 0.1 | 100 | 80 | 
| CXSD62490E | 2.7 | 5.5 | 2.65 | 3 | 0.6 | ±2% | 55 | 0.1 | 110 | 80 | 
| CXSD62491B | 2.5 | 5.5 | 2.5 | 1.5 | 0.6 | ±2% | 60 | 0.1 | 210 | 130 | 
| CXSD62491E | 2.7 | 5.5 | 2.65 | 2 | 0.6 | ±2% | 55 | 0.1 | 110 | 80 | 
| CXSD62492L | 2.7 | 5.5 | 2.65 | 2 | 0.6 | ±2% | 55 | 0.1 | 120 | 90 | 
| 2.7 | 5.5 | 2.65 | 2 | 0.6 | ±2% | 55 | 0.1 | 110 | 80 | |
| CXSD62493A | 2.7 | 5.5 | 2.65 | 2 | 0.6 | ±2% | 55 | 0.1 | 110 | 80 | 
| CXSD62493B | 2.7 | 5.5 | 2.65 | 2 | 0.6 | ±2% | 55 | 0.1 | 110 | 80 | 
| 2.7 | 6.5 | 2.65 | 2 | 0.6 | ±2% | 55 | 0.1 | 125 | 95 | |
| CXSD62494P | 2.7 | 6.5 | 2.65 | 2 | 0.6 | ±2% | 55 | 0.1 | 125 | 95 | 
| 2.7 | 5.5 | 2.7 | 2.5 | 0.6 | ±2% | 80 | 0.1 | 100 | 80 | |
| CXSD62495E | 2.7 | 5.5 | 2.7 | 2.5 | 0.6 | ±2% | 80 | 0.1 | 100 | 80 | 
| 2.7 | 5.5 | 1.8 | 3 | 0.6 | ±1% | 55 | 0.1 | 85 | 50 | |
| 2.5 | 5.5 | 2.5 | 3 | 0.8 | ±1.5% | 18 | 0.1 | 75 | 55 | |
| 2.5 | 5.5 | 2.5 | 3 | 0.6 | ±1.5% | 18 | 0.1 | 75 | 55 | |
| 2.5 | 5.5 | 2.5 | 0.45 | 0.6 | ±2% | 1.5 | 0.1 | 400 | 200 | |
| 1.85 | 5.5 | 1.85 | 0.6 | 0.4 | ±2% | 40 | 0.1 | 350 | 250 | |
| 2.5 | 5.5 | 2.5 | 4 | 0.6 | ±1.5% | 18 | 0.1 | 75 | 55 | |
| 2.7 | 5.5 | 2.7 | 5 | 0.6 | ±1.5% | 150 | 0.1 | 45 | 35 | |
| 2.7 | 5.5 | 2.7 | 4 | 0.6 | ±1.5% | 60 | 0.1 | 35 | 15 | |
| 2.5 | 5.5 | 2.5 | 4 | 0.7 | ±1% | 30 | 0.1 | 70 | 40 | |
| 2.7 | 5.5 | 6 | 0.6 | ±1.5% | 150 | 0.1 | 40 | 30 | ||
| 3 | 5.5 | 2.8 | 5 | 0.6 | ±1.5% | 100 | 0.1 | 35 | 15 | |
| 3 | 5.5 | 2.9 | 6 | 0.6 | ±1.5% | 100 | 0.1 | 35 | 15 | |
| 2.75 | 6 | 2.7 | 6 | 0.6 | ±1.5% | 60 | 0.1 | 35 | 15 | |
| 2.5 | 5.5 | 2.5 | 5 | 0.6 | ±1.5% | 18 | 0.1 | 55 | 35 | |
| 2.7 | 6.5 | 2.7 | 6 | 0.6 | ±1.5% | 60 | 0.1 | 38 | 15 | |
| 2.6 | 5.5 | 2.6 | 6 | 0.7125 | ±1.5% | 75 | 0.1 | 28 | 17 | |
| 2.7 | 5.5 | 2.65 | 6 | 0.6 | ±1% | 50 | 0.1 | 35 | 15 | |
| 2.5 | 5.5 | 2.5 | 0.6 | 0.6 | ±2% | 40 | 0.1 | 230 | 150 | |
| CXSD62514A | 2.5 | 5.5 | 2.5 | 0.6 | 1.2 | ±2% | 40 | 0.1 | 230 | 150 | 
| CXSD62514B | 2.5 | 5.5 | 2.5 | 0.6 | 1.5 | ±2% | 40 | 0.1 | 230 | 150 | 
| CXSD62514C | 2.5 | 5.5 | 2.5 | 0.6 | 1.8 | ±2% | 40 | 0.1 | 230 | 150 | 
| CXSD62514D | 2.5 | 5.5 | 2.5 | 0.6 | 2.5 | ±2% | 40 | 0.1 | 230 | 150 | 
| CXSD62514E | 2.5 | 5.5 | 2.5 | 0.6 | 3.3 | ±2% | 40 | 0.1 | 230 | 150 | 
| CXSD62514F | 2.5 | 5.5 | 2.5 | 0.6 | 1 | ±2% | 40 | 0.1 | 230 | 150 | 
| 2.5 | 5.5 | 2.5 | 1.2 | 0.6 | ±2% | 40 | 0.1 | 230 | 150 | |
| 2.75 | 5.5 | 2.75 | 2 | 0.6 | ±1.5% | 68 | 0.1 | 40 | 20 | |
| 2.75 | 5.5 | 2.75 | 3 | 0.6 | ±1.5% | 68 | 0.1 | 35 | 15 | |
| 2.7 | 5.5 | 2.7 | 4 | 0.6 | ±1.5% | 60 | 0.1 | 35 | 15 | |
| 4.5 | 23 | 2.4 | 2 | 0.6 | ±1.5% | 100 | 5 | 105 | 50 | |
| 4.5 | 18 | 4.5 | 5 | 0.6 | ±1% | 500 | 10 | 50 | 15 | |
| 5 | 40 | 4.5 | 0.3 | 0.6 | ±2.0% | 160 | 5 | 2000 | ||
| 6 | 24 | 4.5 | 0.6 | 0.6 | ±2% | 400 | 5 | 420 | 200 | |
| 4.5 | 55 | 4.5 | 0.8 | 0.6 | ±1% | 150 | 5 | 700 | ||
| 4.5 | 27 | 4.5 | 1 | 0.6 | ±2% | 400 | 5 | 350 | 150 | |
| CXSD62524C | 4.5 | 27 | 4.5 | 1 | 0.6 | ±2% | 400 | 5 | 350 | 150 | 
| 7 | 100 | 6.5 | 1 | 1.2 | ±2.0% | 400 | 5 | 500 | 240 | |
| 7 | 85 | 6.8 | 1.2 | 1.2 | ±2.0% | 400 | 8 | 500 | 240 | |
| 5 | 40 | 4.5 | 1.2 | 0.6 | ±2.0% | 160 | 5 | 180 | 180 | |
| 4.5 | 18 | 4.45 | 2 | 0.6 | ±2% | 400 | 5 | 130 | 120 | |
| 4.5 | 18 | 4.5 | 2 | 0.6 | ±2% | 400 | 5 | 140 | 130 | |
| CXSD62529C | 4.5 | 18 | 4.5 | 2 | 0.81 | ±2% | 400 | 5 | 130 | 120 | 
| 4.5 | 23 | 4.5 | 2 | 0.6 | ±1.5% | 100 | 5 | 130 | 60 | |
| 4.5 | 23 | 4.5 | 2 | 0.6 | ±1.5% | 400 | 10 | 150 | 110 | |
| 4.5 | 23 | 4.5 | 2 | 0.6 | ±1.5% | 400 | 10 | 150 | 110 | |
| 5 | 40 | 4.5 | 2 | 0.6 | ±2.0% | 160 | 10 | 180 | ||
| CXSD62534A | 4.5 | 18 | 4.5 | 3 | 0.6 | ±1.5% | 100 | 5 | 80 | 40 | 
| CXSD62534B | 4.5 | 18 | 4.5 | 3 | 0.6 | ±1.5% | 100 | 5 | 80 | 40 | 
| CXSD62534C | 4.5 | 18 | 4.5 | 3 | 0.6 | ±1.5% | 100 | 5 | 80 | 40 | 
| CXSD62534D | 4.5 | 18 | 4.5 | 3 | 0.6 | ±1.5% | 100 | 5 | 80 | 40 | 
| 4.5 | 23 | 4.5 | 3 | 0.6 | ±1.5% | 400 | 10 | 120 | 85 | |
| 4.5 | 23 | 4.5 | 3 | 0.6 | ±1.5% | 400 | 10 | 120 | 85 | |
| 4.5 | 23 | 4.5 | 3 | 0.6 | ±1.5% | 100 | 5 | 105 | 50 | |
| 4.5 | 23 | 4.5 | 3 | 0.6 | ±1.5% | 400 | 10 | 130 | 90 | |
| 4.5 | 30 | 4 | 3 | 0.6 | ±1.5% | 200 | 5 | 90 | 60 | |
| 4.5 | 40 | 4.35 | 3 | 0.6 | ±1.5% | 18 | 1 | 110 | 70 | |
| 5 | 40 | 4.5 | 3 | 0.6 | ±2.0% | 160 | 10 | 180 | ||
| 4.5 | 18 | 4.5 | 4 | 0.6 | ±1.5% | 100 | 5 | 50 | 30 | |
| 4.5 | 30 | 4 | 4 | 0.6 | ±1.5% | 200 | 5 | 80 | 50 | |
| 4.5 | 18 | 4.5 | 5 | 0.6 | ±1.5% | 100 | 5 | 40 | 20 | |
| 4.5 | 18 | 4.25 | 6 | 0.6 | ±1% | 500 | 10 | 50 | 15 | |
| 4.5 | 30 | 4 | 5 | 0.6 | ±1.5% | 200 | 5 | 70 | 40 | |
| 4 | 28 | 3.9 | 6 | 0.6 | ±1.5% | 100 | 3 | 40 | 20 | |
| 4 | 28 | 3.9 | 8 | 0.6 | ±1% | 100 | 3 | 20 | 10 | |
| 4 | 23 | 3.9 | 6 | 0.6 | ±1% | 120 | 6 | 38 | 19 | |
| 4 | 28 | 3.9 | 10 | 0.6 | ±1.5% | 300 | 3 | 25 | 8 | |
| 4 | 23 | 3.9 | 8 | 0.6 | ±1% | 80 | 3 | 30 | 10 | |
| CXSD62551A | 4 | 23 | 3.9 | 8 | 0.6 | ±1% | 120 | 6 | 22 | 11 | 
| 4 | 18 | 4.3 | 12 | 0.6 | ±1% | 500 | 10 | 16 | 4 | |
| 4 | 18 | 3.9 | 16 | 0.6 | ±1.5% | 150 | 7 | 7.5 | 2.5 | |
| 2.5 | 5.5 | 2.5 | 1.5 | 0.6 | ±1.5% | 50 | 0.1 | 200 | 150 | |
| CXSD62496L | 2.5 | 5.5 | 2.5 | 0.6 | 0.6 | ±1.5% | 50 | 0.1 | 300 | 200 | 
◀ 上一篇:3A输出电流1.25MHz同步降压DC/DC稳压器CXSD62499主开关和同步开关PFET/NFET低RDS
下一篇▶:固定100us软启动时间3MHz开关频率CXSD62501同步降压DC/DC稳压器集成电路0.6A输出电流PFM或CCM模式
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