Active Member
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[China]
Address: 1702, Dingcheng international building, Zhonghang Road, Futian District, Shenzhen
Contact name:DANDAN
Shenzhen Sai Collie Technology Co., Ltd. |
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LM27762DSSR Power Management ICs Charge Pump Switching Regulator Charge Pump Plus LDO Package 12-WFDFN
Product Status | Active | |
Function | Step-Up/Step-Down | |
Output Configuration | ||
Topology | ||
Output Type | ||
Number of Outputs | 2 - Dual | |
Voltage - Input (Min) | 2.7V | |
Voltage - Input (Max) | 5.5V | |
Voltage - Output (Min/Fixed) | ||
Voltage - Output (Max) | -1.5V, 5V | |
Current - Output | ||
Frequency - Switching | 1.7MHz ~ 2.3MHz | |
Synchronous Rectifier | No | |
Operating Temperature | -40°C ~ 85°C (TA) | |
Mounting Type | Surface Mount | |
Package / Case | ||
Supplier Device Package | 12-WSON (3x2) |
Features
1• Generates Low-Noise Adjustable Positive Supply
Voltage Between 1.5 V and 5 V and Negative
Supply Voltage Between –1.5 V and –5 V
• Input Voltage Range 2.7 V to 5.5 V
• ±250-mA Output Current
• Inverting Charge Pump Followed by Negative
LDO
• 2-MHz Low-Noise Fixed-Frequency Operation
• 2.5-Ω Inverter Output Impedance, VIN = 5 V
• Negative LDO Dropout Voltage 30 mV at 100 mA,
VOUT = –5 V
• Positive LDO with 45-mV Dropout Voltage at 100
mA, VOUT = 5 V
• 390-µA Quiescent Current (Typical)
• Shutdown Quiescent Current to 0.5 µA (Typical)
• Current Limit and Thermal Protection
• Power Good Pin (Active Low)
• Create a Custom Design Using the LM27762 With
the WEBENCH® Power Designer
