Integrated Circuits (ICs)

LP3891ET-1.2/NOPB

Obsolete

Texas Instruments

IC REG LINEAR 1.2V 800MA TO220-5

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Integrated Circuits (ICs)

LP3891ET-1.2/NOPB

Obsolete

Texas Instruments

IC REG LINEAR 1.2V 800MA TO220-5

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Specifications Series Pricing Description Documents

Technical Specifications

Parameters and characteristics for this part

Specification	LP3891ET-1.2/NOPB

Control Features	Enable
Current - Output	800 mA
Current - Quiescent (Iq)	30 µA
Current - Supply (Max) [Max]	8 mA
Mounting Type	Through Hole
Number of Regulators	1
Operating Temperature [Max]	125 °C
Operating Temperature [Min]	-40 °C
Output Configuration	Positive
Output Type	1.81 mOhm
Package / Case	TO-220-5 Formed Leads
Protection Features	Short Circuit, Over Temperature, Under Voltage Lockout (UVLO), Over Current
PSRR [Max]	80 dB
PSRR [Min]	65 dB
Supplier Device Package	TO-220-5
Voltage - Input (Max) [Max]	5.5 V
Voltage - Output (Min/Fixed)	1.2 V
Voltage Dropout (Max) [Max]	0.4 V

LP3891 Series

Part	Current - Quiescent (Iq)	Number of Regulators	Package / Case [y]	Package / Case [x]	Package / Case	Voltage Dropout (Max) [Max]	Protection Features	Voltage - Output (Min/Fixed)	Current - Output	Output Configuration	PSRR [Min]	PSRR [Max]	Output Type	Current - Supply (Max) [Max]	Supplier Device Package	Mounting Type	Voltage - Input (Max) [Max]	Control Features	Operating Temperature [Max]	Operating Temperature [Min]
Texas Instruments LP3891EMRX-1.2/NOPB	30 µA	1	3.9 mm	0.154 in	8-PowerSOIC	0.43 V	Over Current Over Temperature Short Circuit Under Voltage Lockout (UVLO)	1.2 V	800 mA	Positive	65 dB	80 dB	1.81 mOhm	8 mA	8-SO PowerPad	Surface Mount	5.5 V	Enable	125 °C	-40 °C
Texas Instruments LP3891ESX-1.5/NOPB	30 µA	1			D2PAK (5 Leads + Tab) TO-263-6 TO-263BA	0.4 V	Over Current Over Temperature Short Circuit Under Voltage Lockout (UVLO)	1.5 V	800 mA	Positive	65 dB	80 dB	1.81 mOhm	8 mA	TO-263 (DDPAK-5)	Surface Mount	5.5 V	Enable	125 °C	-40 °C
Texas Instruments LP3891ES-1.2	30 µA	1			D2PAK (5 Leads + Tab) TO-263-6 TO-263BA	0.4 V	Over Current Over Temperature Short Circuit Under Voltage Lockout (UVLO)	1.2 V	800 mA	Positive	65 dB	80 dB	1.81 mOhm	8 mA	TO-263 (DDPAK-5)	Surface Mount	5.5 V	Enable	125 °C	-40 °C
Texas Instruments LP3891EMR-1.2	30 µA	1	3.9 mm	0.154 in	8-PowerSOIC	0.43 V	Over Current Over Temperature Short Circuit Under Voltage Lockout (UVLO)	1.2 V	800 mA	Positive	65 dB	80 dB	1.81 mOhm	8 mA	8-SO PowerPad	Surface Mount	5.5 V	Enable	125 °C	-40 °C
Texas Instruments LP3891EMR-1.8	30 µA	1	3.9 mm	0.154 in	8-PowerSOIC	0.43 V	Over Current Over Temperature Short Circuit Under Voltage Lockout (UVLO)	1.8 V	800 mA	Positive	65 dB	80 dB	1.81 mOhm	8 mA	8-SO PowerPad	Surface Mount	5.5 V	Enable	125 °C	-40 °C
Texas Instruments LP3891EMR-1.5/NOPB	30 µA	1	3.9 mm	0.154 in	8-PowerSOIC	0.43 V	Over Current Over Temperature Short Circuit Under Voltage Lockout (UVLO)	1.5 V	800 mA	Positive	65 dB	80 dB	1.81 mOhm	8 mA	8-SO PowerPad	Surface Mount	5.5 V	Enable	125 °C	-40 °C
Texas Instruments LP3891ES-1.5/NOPB	30 µA	1			D2PAK (5 Leads + Tab) TO-263-6 TO-263BA	0.4 V	Over Current Over Temperature Short Circuit Under Voltage Lockout (UVLO)	1.5 V	800 mA	Positive	65 dB	80 dB	1.81 mOhm	8 mA	TO-263 (DDPAK-5)	Surface Mount	5.5 V	Enable	125 °C	-40 °C
Texas Instruments LP3891ET-1.2/NOPB	30 µA	1			TO-220-5 Formed Leads	0.4 V	Over Current Over Temperature Short Circuit Under Voltage Lockout (UVLO)	1.2 V	800 mA	Positive	65 dB	80 dB	1.81 mOhm	8 mA	TO-220-5	Through Hole	5.5 V	Enable	125 °C	-40 °C
Texas Instruments LP3891ET-1.5/NOPB	30 µA	1			TO-220-5 Formed Leads	0.4 V	Over Current Over Temperature Short Circuit Under Voltage Lockout (UVLO)	1.5 V	800 mA	Positive	65 dB	80 dB	1.81 mOhm	8 mA	TO-220-5	Through Hole	5.5 V	Enable	125 °C	-40 °C
Texas Instruments LP3891EMRX-1.2	30 µA	1	3.9 mm	0.154 in	8-PowerSOIC	0.43 V	Over Current Over Temperature Short Circuit Under Voltage Lockout (UVLO)	1.2 V	800 mA	Positive	65 dB	80 dB	1.81 mOhm	8 mA	8-SO PowerPad	Surface Mount	5.5 V	Enable	125 °C	-40 °C

Pricing

Prices provided here are for design reference only. For realtime values and availability, please visit the distributors directly

Distributor	Package	Quantity	$

Description

General part information

LP3891 Series

Linear Voltage Regulator IC Positive Fixed 1 Output 800mA TO-220-5

Documents

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