TC55 Series
LOW DROPOUT POSITIVE VOLTAGE REGULATOR
FEATURES |
GENERAL DESCRIPTION |
■ Very Low Dropout Voltage .... 120mV typ at 100mA |
The TC55 Series is a collection of CMOS low dropout |
380mV typ at 200mA |
positive voltage regulators which can source up to 250mA of |
■High Output Current .............. 250mA (VOUT = 5.0V) current with an extremely low input-output voltage differen-
±2% tial of 380mV.
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(± 1% |
Semicustom Version) |
The low dropout voltage combined with the low current |
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Wide Output Voltage Range |
.................... 2.1V-6.0V |
consumption of only 1.1μA makes this part ideal for battery |
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Low Power Consumption ................... |
1.1μA (Typ.) |
operation. The low voltage differential (dropout voltage) |
■Low Temperature Drift ................... ± 100ppm/°C Typ extends battery operating lifetime. It also permits high cur-
■Excellent Line Regulation ..................... 0.2%/V Typ rents in small packages when operated with minimum VIN –
■Package Options .................................... SOT-23A-3
SOT-89-3
TO-92
■Short Circuit Protected
■Standard 3.0V, 3.3V and 5.0V Output Voltages
■Custom Voltages Available from 2.1V to 6.0V in 0.1V Steps.
APPLICATIONS
■Battery-Powered Devices
■Cameras and Portable Video Equipment
■Pagers and Cellular Phones
■Solar-Powered Instruments
■Consumer Products
VOUT differentials.
The circuit also incorporates short-circuit protection to ensure maximum reliability.
PIN CONFIGURATIONS
*SOT-23A-3 |
SOT-89-3 |
TO-92 |
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VIN |
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2 |
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1 |
2 |
3 |
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TC55 |
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TC55 |
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1 |
3 |
1 |
2 |
3 |
TC55 |
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GND |
VOUT |
GND |
VIN |
VOUT |
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GND V |
V |
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IN OUT |
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*SOT-23A-3 is equivalent to EIAJ (SC-59)
FUNCTIONAL BLOCK DIAGRAM |
ORDERING INFORMATION |
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PART CODE |
TC55 RP XX X X X XX XXX |
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VIN |
VOUT |
Output Voltage: |
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Ex: 21= 2.1V; 60 = 6.0V |
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Extra Feature Code: Fixed: 0 |
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Short-circuit |
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Tolerance: |
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Protection |
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1 = ±1.0% (Custom) |
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2 = ±2.0% (Standard) |
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– |
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Temperature: E: – 40°C to +85°C |
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Voltage |
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Package Type and Pin Count: |
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CB: SOT-23A-3 (Equivalent to EIAJ (SC-59)) |
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Reference |
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MB: SOT-89-3 |
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ZB: TO-92-3 |
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GND |
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Taping Direction: |
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Standard Taping |
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Reverse Taping |
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No suffix: TO-92 Bulk |
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TC55-20 11/8/96 |
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TELCOM SEMICONDUCTOR, INC. |
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4-127 |
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