LT1121CST-5#PBF vs LT1121IST-3.3#PBF

This detailed comparison of LT1121CST-5#PBF and LT1121IST-3.3#PBF in the PMIC - Voltage Regulators - Linear provides valuable insights into their specifications and features. Key aspects such as Manufacturer, Package, Mounting Type, and core parameters are thoroughly analyzed. This side-by-side comparison simplifies component selection. To learn more, explore their datasheets or request a quote directly.

LT1121CST-5#PBF

Linear Technology (Analog Devices, Inc.)

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LT1121IST-3.3#PBF

Linear Technology (Analog Devices, Inc.)

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Specifications Hide identical items

Manufacturer	Linear Technology (Analog Devices, Inc.)	Linear Technology (Analog Devices, Inc.)
Package / Case	TO-261-4, TO-261AA	TO-261-4, TO-261AA
Description	IC REG LINEAR 5V 150MA SOT223-3	IC REG LIN 3.3V 150MA SOT223-3
In Stock	530	1 546
Mounting Type	Surface Mount	Surface Mount
Part Status	Active	Active
Series	-	-
Package	Tube	Tube
Output Configuration	Positive	Positive
Output Type	Fixed	Fixed
Number of Regulators	1	1
Voltage - Input (Max)	30V	30V
Voltage - Output (Min/Fixed)	5V	3.3V
Voltage - Output (Max)	-	-
Voltage Dropout (Max)	0.7V @ 150mA	0.7V @ 150mA
Current - Output	150mA	150mA
Current - Quiescent (Iq)	50 µA	50 µA
Current - Supply (Max)	14 mA	14 mA
PSRR	58dB (120Hz)	58dB (120Hz)
Control Features	Enable	Enable
Protection Features	Over Temperature, Reverse Polarity	Over Temperature, Reverse Polarity
Operating Temperature	0°C ~ 125°C	-40°C ~ 125°C
Supplier Device Package	SOT-223-3	SOT-223-3