Datasheet LT3045-1 (Analog Devices) - 8
| Hersteller | Analog Devices |
| Beschreibung | 20V, 500mA, Ultralow Noise, Ultrahigh PSRR Linear Regulator with VIOC Control |
| Seiten / Seite | 36 / 8 — TYPICAL PERFORMANCE CHARACTERISTICS TJ = 25°C, unless otherwise noted. … |
| Dateiformat / Größe | PDF / 3.3 Mb |
| Dokumentensprache | Englisch |
TYPICAL PERFORMANCE CHARACTERISTICS TJ = 25°C, unless otherwise noted. Minimum Input Voltage. EN/UV Turn-On Threshold
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LT3045-1
TYPICAL PERFORMANCE CHARACTERISTICS TJ = 25°C, unless otherwise noted. Minimum Input Voltage EN/UV Turn-On Threshold EN/UV Pin Hysteresis
2.00 1.32 200 1.75 185 1.30 170 1.50 1.28 155 1.25 140 V 1.26 IN = 10V 1.00 125 1.24 0.75 VIN = 2V 110 VIN = 2V 1.22 95 0.50 TURN-ON THRESHOLD (V) V INPUT UVLO THRESHOLD (V) IN = 10V EN/UV PIN HYSTERESIS (mV) 80 0.25 RISING UVLO 1.20 65 FALLING UVLO 0 1.18 50 –75 –50 –25 0 25 50 75 100 125 150 –75 –50 –25 0 25 50 75 100 125 150 –75 –50 –25 0 25 50 75 100 125 150 TEMPERATURE (°C) TEMPERATURE (°C) TEMPERATURE (°C) 30451 G19 30451 G20 30451 G21
EN/UV Pin Current EN/UV Pin Current Negative Enable Pin Current
5.5 10 0 VIN = 20V 5.0 V 9 IN = 2V V –10 IN = 2V 4.5 8 –20 4.0 7 –30 3.5 6 –40 3.0 5 V –50 2.5 IN = 20V 4 –60 2.0 3 –70 1.5 EN/UV PIN CURRENT (µA) 150°C EN/UV PIN CURRENT (µA) EN/UV PIN CURRENT (µA) 150°C 1.0 125°C 2 –80 125°C 25°C 25°C 0.5 1 –90 –55°C –55°C 0 0 –100 0 2 4 6 8 10 12 14 16 18 20 0 2 4 6 8 10 12 14 16 18 20 –20 –18 –16 –14 –12 –10 –8 –6 –4 –2 0 ENABLE PIN VOLTAGE (V) ENABLE PIN VOLTAGE (V) ENABLE PIN VOLTAGE (V) 30451 G22 30451 G23 30451 G24
Input Pin Current Internal Current Limit Internal Current Limit
0.3 1000 600 VIN = 2V 150°C RILIM = 0Ω 900 VIN = 20V 125°C VOUT = 0V RILIM = 0Ω 25°C 500 800 VOUT = 0V –55°C 0.2 700 400 600 500 300 400 0.1 200 INPUT CURRENT (µA) 300 CURRENT LIMIT (mA) CURRENT LIMIT (mA) 200 100 VIN = 2.5V 100 VIN = 12V 0 0 0 –20 –18 –16 –14 –12 –10 –8 –6 –4 –2 0 –75 –50 –25 0 25 50 75 100 125 150 –75 –50 –25 0 25 50 75 100 125 150 ENABLE PIN VOLTAGE (V) TEMPERATURE (°C) TEMPERATURE (°C) 30451 G25 30451 G26 30451 G27 30451fa 8 For more information www.linear.com/LT3045-1 Document Outline Features Applications Typical Application Description Absolute Maximum Ratings Pin Configuration Order Information Electrical Characteristics Typical Performance Characteristics Pin Functions Block Diagram Applications Information Typical Applications Package Description Revision History Typical Application Related Parts
TYPICAL PERFORMANCE CHARACTERISTICS TJ = 25°C, unless otherwise noted. Minimum Input Voltage EN/UV Turn-On Threshold EN/UV Pin Hysteresis
2.00 1.32 200 1.75 185 1.30 170 1.50 1.28 155 1.25 140 V 1.26 IN = 10V 1.00 125 1.24 0.75 VIN = 2V 110 VIN = 2V 1.22 95 0.50 TURN-ON THRESHOLD (V) V INPUT UVLO THRESHOLD (V) IN = 10V EN/UV PIN HYSTERESIS (mV) 80 0.25 RISING UVLO 1.20 65 FALLING UVLO 0 1.18 50 –75 –50 –25 0 25 50 75 100 125 150 –75 –50 –25 0 25 50 75 100 125 150 –75 –50 –25 0 25 50 75 100 125 150 TEMPERATURE (°C) TEMPERATURE (°C) TEMPERATURE (°C) 30451 G19 30451 G20 30451 G21
EN/UV Pin Current EN/UV Pin Current Negative Enable Pin Current
5.5 10 0 VIN = 20V 5.0 V 9 IN = 2V V –10 IN = 2V 4.5 8 –20 4.0 7 –30 3.5 6 –40 3.0 5 V –50 2.5 IN = 20V 4 –60 2.0 3 –70 1.5 EN/UV PIN CURRENT (µA) 150°C EN/UV PIN CURRENT (µA) EN/UV PIN CURRENT (µA) 150°C 1.0 125°C 2 –80 125°C 25°C 25°C 0.5 1 –90 –55°C –55°C 0 0 –100 0 2 4 6 8 10 12 14 16 18 20 0 2 4 6 8 10 12 14 16 18 20 –20 –18 –16 –14 –12 –10 –8 –6 –4 –2 0 ENABLE PIN VOLTAGE (V) ENABLE PIN VOLTAGE (V) ENABLE PIN VOLTAGE (V) 30451 G22 30451 G23 30451 G24
Input Pin Current Internal Current Limit Internal Current Limit
0.3 1000 600 VIN = 2V 150°C RILIM = 0Ω 900 VIN = 20V 125°C VOUT = 0V RILIM = 0Ω 25°C 500 800 VOUT = 0V –55°C 0.2 700 400 600 500 300 400 0.1 200 INPUT CURRENT (µA) 300 CURRENT LIMIT (mA) CURRENT LIMIT (mA) 200 100 VIN = 2.5V 100 VIN = 12V 0 0 0 –20 –18 –16 –14 –12 –10 –8 –6 –4 –2 0 –75 –50 –25 0 25 50 75 100 125 150 –75 –50 –25 0 25 50 75 100 125 150 ENABLE PIN VOLTAGE (V) TEMPERATURE (°C) TEMPERATURE (°C) 30451 G25 30451 G26 30451 G27 30451fa 8 For more information www.linear.com/LT3045-1 Document Outline Features Applications Typical Application Description Absolute Maximum Ratings Pin Configuration Order Information Electrical Characteristics Typical Performance Characteristics Pin Functions Block Diagram Applications Information Typical Applications Package Description Revision History Typical Application Related Parts