Datasheet LT8304, LT8304-1 (Analog Devices) - 5
| 制造商 | Analog Devices |
| 描述 | 100VIN Micropower No-Opto Isolated Flyback Converter with 150V/2A Switch |
| 页数 / 页 | 28 / 5 — TYPICAL PERFORMANCE CHARACTERISTICS TA = 25°C, unless otherwise noted. … |
| 文件格式/大小 | PDF / 1.2 Mb |
| 文件语言 | 英语 |
TYPICAL PERFORMANCE CHARACTERISTICS TA = 25°C, unless otherwise noted. EN/UVLO Enable Threshold. EN/UVLO Hysteresis Current
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LT8304/LT8304-1
TYPICAL PERFORMANCE CHARACTERISTICS TA = 25°C, unless otherwise noted. EN/UVLO Enable Threshold EN/UVLO Hysteresis Current INTVCC V CC oltage vs Temperature
1.240 5 3.10 1.235 3.05 4 1.230 RISING I 3.00 INTVCC = 0mA 1.225 (V) 3 (V) 1.220 (µA) VCC 2.95 IINTVCC = 10mA FALLING V EN/UVLO 1.215 I HYST 2 V INT 2.90 1.210 1 2.85 1.205 1.200 0 2.80 –50 –25 0 25 50 75 100 125 150 –50 –25 0 25 50 75 100 125 150 –50 –25 0 25 50 75 100 125 150 TEMPERATURE (°C) TEMPERATURE (°C) TEMPERATURE (°C) 8304 G10 8304 G11 8304 G12
INTVCC Voltage vs VIN INTV INT CC V UVLO Threshold (R CC UVLO Threshold FB (R – V FB - V IN) Voltage IN) V
3.10 2.8 40 30 3.05 2.7 IRFB = 125µA 20 I 3.00 INTVCC = 0mA 2.6 RISING 10 (V) (V) IRFB = 100µA VCC 2.95 VCC 2.5 FALLING 0 IINTVCC = 10mA TAGE (mV) V INT V INT VOL –10 2.90 2.4 –20 IRFB = 75µA 2.85 2.3 –30 2.80 2.2 –40 0 20 40 60 80 100 –50 –25 0 25 50 75 100 125 150 –50 –25 0 25 50 75 100 125 150 VIN (V) TEMPERATURE (°C) TEMPERATURE (°C) 8304 G13 8304 G14 8304 G15
RREF R Regulation Voltage R REF Regulation Voltage REF R Line Regulation TC Pin Voltage REF Line Regulation TC Pin V
1.010 1.010 1.5 1.008 1.008 1.4 1.006 1.006 1.3 1.004 1.004 1.002 1.002 1.2 (V) (V) 1.000 1.000 (V) 1.1 V RREF V TC 0.998 V RREF 0.998 1.0 0.996 0.996 0.9 0.994 0.994 0.992 0.992 0.8 0.990 0.990 0.7 –50 –25 0 25 50 75 100 125 150 0 20 40 60 80 100 –50 –25 0 25 50 75 100 125 150 TEMPERATURE (°C) VIN (V) TEMPERATURE (°C) 8304 G16 8304 G17 8304 G18 8304fa For more information www.linear.com/LT8304 5 Document Outline Features Applications Description Typical Application Absolute Maximum Ratings Pin Configuration Order Information Electrical Characteristics Typical Performance Characteristics Pin Functions Block Diagram Operation Applications Information Package Description Typical Application Related Parts Features Applications Typical Application Description Absolute Maximum Ratings Order Information Pin Configuration Electrical Characteristics Typical Performance Characteristics Pin Functions Block Diagram Operation Applications Information Package Description Revision History Typical Application Related Parts
TYPICAL PERFORMANCE CHARACTERISTICS TA = 25°C, unless otherwise noted. EN/UVLO Enable Threshold EN/UVLO Hysteresis Current INTVCC V CC oltage vs Temperature
1.240 5 3.10 1.235 3.05 4 1.230 RISING I 3.00 INTVCC = 0mA 1.225 (V) 3 (V) 1.220 (µA) VCC 2.95 IINTVCC = 10mA FALLING V EN/UVLO 1.215 I HYST 2 V INT 2.90 1.210 1 2.85 1.205 1.200 0 2.80 –50 –25 0 25 50 75 100 125 150 –50 –25 0 25 50 75 100 125 150 –50 –25 0 25 50 75 100 125 150 TEMPERATURE (°C) TEMPERATURE (°C) TEMPERATURE (°C) 8304 G10 8304 G11 8304 G12
INTVCC Voltage vs VIN INTV INT CC V UVLO Threshold (R CC UVLO Threshold FB (R – V FB - V IN) Voltage IN) V
3.10 2.8 40 30 3.05 2.7 IRFB = 125µA 20 I 3.00 INTVCC = 0mA 2.6 RISING 10 (V) (V) IRFB = 100µA VCC 2.95 VCC 2.5 FALLING 0 IINTVCC = 10mA TAGE (mV) V INT V INT VOL –10 2.90 2.4 –20 IRFB = 75µA 2.85 2.3 –30 2.80 2.2 –40 0 20 40 60 80 100 –50 –25 0 25 50 75 100 125 150 –50 –25 0 25 50 75 100 125 150 VIN (V) TEMPERATURE (°C) TEMPERATURE (°C) 8304 G13 8304 G14 8304 G15
RREF R Regulation Voltage R REF Regulation Voltage REF R Line Regulation TC Pin Voltage REF Line Regulation TC Pin V
1.010 1.010 1.5 1.008 1.008 1.4 1.006 1.006 1.3 1.004 1.004 1.002 1.002 1.2 (V) (V) 1.000 1.000 (V) 1.1 V RREF V TC 0.998 V RREF 0.998 1.0 0.996 0.996 0.9 0.994 0.994 0.992 0.992 0.8 0.990 0.990 0.7 –50 –25 0 25 50 75 100 125 150 0 20 40 60 80 100 –50 –25 0 25 50 75 100 125 150 TEMPERATURE (°C) VIN (V) TEMPERATURE (°C) 8304 G16 8304 G17 8304 G18 8304fa For more information www.linear.com/LT8304 5 Document Outline Features Applications Description Typical Application Absolute Maximum Ratings Pin Configuration Order Information Electrical Characteristics Typical Performance Characteristics Pin Functions Block Diagram Operation Applications Information Package Description Typical Application Related Parts Features Applications Typical Application Description Absolute Maximum Ratings Order Information Pin Configuration Electrical Characteristics Typical Performance Characteristics Pin Functions Block Diagram Operation Applications Information Package Description Revision History Typical Application Related Parts