Datasheet LT1963A (Analog Devices) - 10

FabricanteAnalog Devices
Descripción1.5A, Low Noise, Fast Transient Response LDO Regulators
Páginas / Página28 / 10 — Typical perForMance characTerisTics. SHDN Pin Input Current. ADJ Pin Bias …
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Typical perForMance characTerisTics. SHDN Pin Input Current. ADJ Pin Bias Current. Current Limit. Reverse Output Current

Typical perForMance characTerisTics SHDN Pin Input Current ADJ Pin Bias Current Current Limit Reverse Output Current

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LT1963A
LT1963A Series

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LT1963A Series
Typical perForMance characTerisTics SHDN Pin Input Current SHDN Pin Input Current ADJ Pin Bias Current
5.0 7 5.0 VSHDN = 20V 4.5 4.5 6 4.0 4.0 5 3.5 3.5 3.0 4 3.0 2.5 2.5 3 2.0 2.0 PIN INPUT CURRENT (µA) 1.5 PIN INPUT CURRENT (µA) 2 1.5 1.0 SHDN SHDN ADJ PIN BIAS CURRENT (µA) 1.0 1 0.5 0.5 0 0 0 0 2 4 6 8 10 12 14 16 18 20 –50 –25 0 25 50 75 100 125 –50 –25 0 25 50 75 100 125 SHDN PIN VOLTAGE (V) TEMPERATURE (°C) TEMPERATURE (°C) 1963A G24 1963A G25 1963A G26
Current Limit Current Limit
3.0 4.0 VIN = 7V 3.5 VOUT = 0V 2.5 TJ = 25°C 3.0 2.0 TJ = –50°C 2.5 TJ = 125°C 1.5 2.0 1.5 CURRENT LIMIT (A) 1.0 CURRENT LIMIT (A) 1.0 0.5 0.5 ΔVOUT = 100mV 0 0 0 2 4 6 8 10 12 14 16 18 20 –50 –25 0 25 50 75 100 125 INPUT/OUTPUT DIFFERENTIAL (V) TEMPERATURE (°C) 1963A G27 1963A G28
Reverse Output Current Reverse Output Current
5.0 1.0 VIN = 0V 4.5 0.9 V LT1963A-1.8 OUT = 1.21V (LT1963A) V 4.0 OUT = 1.5V (LT1963A-1.5) 0.8 LT1963A-1.5 VOUT = 1.8V (LT1963A-1.8) 3.5 V 0.7 OUT = 2.5V (LT1963A-2.5) VOUT = 3.3V (LT1963A-3.3) 3.0 0.6 LT1963A LT1963A-1.8/-2.5/-3.3 2.5 0.5 2.0 0.4 LT1963A-3.3 T 1.5 J = 25°C LT1963A V 0.3 IN = 0V LT1963A-2.5 1.0 CURRENT FLOWS INTO 0.2 REVERSE OUTPUT CURRENT (mA) OUTPUT PIN REVERSE OUTPUT CURRENT (mA) 0.5 VOUT = VADJ (LT1963A) 0.1 0 VOUT = VFB (LT1963A-1.5/1.8/-2.5/-3.3) 0 0 1 2 3 4 5 6 7 8 9 10 –50 –25 0 25 50 75 100 125 OUTPUT VOLTAGE (V) TEMPERATURE (°C) 1963A G29 1963A G30 1963aff 10 For more information www.linear.com/LT1963A Document Outline Features Applications Description Typical Application Absolute Maximum Ratings Pin Configuration Order Information Electrical Characteristics Typical Performance Characteristics Pin Functions Applications Information Typical Applications Package Description Typical Application Revision History Related Parts