Datasheet LT3093 (Analog Devices) - 9
| 制造商 | Analog Devices |
| 描述 | –20V, 200mA, Ultralow Noise, Ultrahigh PSRR Negative Linear Regulator |
| 页数 / 页 | 32 / 9 — TYPICAL PERFORMANCE CHARACTERISTICS TA = 25°C, unless otherwise noted. … |
| 文件格式/大小 | PDF / 4.3 Mb |
| 文件语言 | 英语 |
TYPICAL PERFORMANCE CHARACTERISTICS TA = 25°C, unless otherwise noted. Negative EN/UV Turn-On. Minimum Input Voltage
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LT3093
TYPICAL PERFORMANCE CHARACTERISTICS TA = 25°C, unless otherwise noted. Negative EN/UV Turn-On Minimum Input Voltage Threshold Positive EN/UV Turn-On Threshold
–2.50 –1.36 1.36 –2.25 –1.34 1.34 –2.00 –1.32 1.32 –1.75 –1.30 1.30 –1.50 –1.28 1.28 –1.25 –1.26 1.26 –1.00 –1.24 1.24 –0.75 –1.22 1.22 INPUT UVLO THRESHOLD (V) –0.50 –1.20 1.20 TIVE EN/UV TURN-ON THRESHOLD (V) RISING UVLO –0.25 V –1.18 IN = –2.3V V 1.18 IN = –2.3V FALLING UVLO V NEGA IN = –20V POSITIVE EN/UV TURN-ON THRESHOLD (V) VIN = –20V 0 –1.16 1.16 –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) 3093 G19 3093 G20 3093 G21
EN/UV Pin Hysteresis EN/UV Pin Current Internal Current Limit
300 20 500 V R IN = –2.3V VIN = –5V (VEN/UV ≥ 0V) ILIM = 0Ω 16 VIN = –20V (VEN/UV < 0V) 450 V OUT = 0V 250 VIN = –2.5V 12 400 8 350 V 200 IN = –7.5V 4 300 150 0 250 –4 200 100 –8 150 CURRENT LIMIT (mA) EN/UV PIN CURRENT (µA) EN/UV PIN HYSTERESIS (mV) –55°C –12 100 50 25°C POSITIVE HYSTERESIS –16 125°C 50 NEGATIVE HYSTERESIS 150°C 0 –20 0 –75 –50 –25 0 25 50 75 100 125 150 –20 –16 –12 –8 –4 0 4 8 12 16 20 –75 –50 –25 0 25 50 75 100 125 150 TEMPERATURE (°C) EN/UV PIN VOLTAGE (V) TEMPERATURE (°C) 3093 G22 3093 G23 3093 G24
Internal Current Limit Internal Current Limit Programmable Current Limit
120 500 400 VIN = –20V RILIM = 0Ω RILIM = 7.5k RILIM = 0Ω 450 VOUT = 0V 350 100 VOUT = 0V 400 300 350 80 300 250 60 250 200 200 150 40 CURRENT LIMIT (mA) 150 CURRENT LIMIT (mA) CURRENT LIMIT (mA) –55°C 100 100 20 25°C 125°C 50 50 VIN = –2.3V 150°C VIN = –8V 0 0 0 –75 –50 –25 0 25 50 75 100 125 150 0 –2 –4 –6 –8 –10 –12 –14 –16 –18 –20 –75 –50 –25 0 25 50 75 100 125 150 TEMPERATURE (°C) INPUT–TO–OUTPUT DIFFERENTIAL (V) TEMPERATURE (°C) 3093 G25 3093 G26 3093 G27 Rev. 0 For more information www.analog.com 9 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 Application Package Description Typical Application Related Parts
TYPICAL PERFORMANCE CHARACTERISTICS TA = 25°C, unless otherwise noted. Negative EN/UV Turn-On Minimum Input Voltage Threshold Positive EN/UV Turn-On Threshold
–2.50 –1.36 1.36 –2.25 –1.34 1.34 –2.00 –1.32 1.32 –1.75 –1.30 1.30 –1.50 –1.28 1.28 –1.25 –1.26 1.26 –1.00 –1.24 1.24 –0.75 –1.22 1.22 INPUT UVLO THRESHOLD (V) –0.50 –1.20 1.20 TIVE EN/UV TURN-ON THRESHOLD (V) RISING UVLO –0.25 V –1.18 IN = –2.3V V 1.18 IN = –2.3V FALLING UVLO V NEGA IN = –20V POSITIVE EN/UV TURN-ON THRESHOLD (V) VIN = –20V 0 –1.16 1.16 –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) 3093 G19 3093 G20 3093 G21
EN/UV Pin Hysteresis EN/UV Pin Current Internal Current Limit
300 20 500 V R IN = –2.3V VIN = –5V (VEN/UV ≥ 0V) ILIM = 0Ω 16 VIN = –20V (VEN/UV < 0V) 450 V OUT = 0V 250 VIN = –2.5V 12 400 8 350 V 200 IN = –7.5V 4 300 150 0 250 –4 200 100 –8 150 CURRENT LIMIT (mA) EN/UV PIN CURRENT (µA) EN/UV PIN HYSTERESIS (mV) –55°C –12 100 50 25°C POSITIVE HYSTERESIS –16 125°C 50 NEGATIVE HYSTERESIS 150°C 0 –20 0 –75 –50 –25 0 25 50 75 100 125 150 –20 –16 –12 –8 –4 0 4 8 12 16 20 –75 –50 –25 0 25 50 75 100 125 150 TEMPERATURE (°C) EN/UV PIN VOLTAGE (V) TEMPERATURE (°C) 3093 G22 3093 G23 3093 G24
Internal Current Limit Internal Current Limit Programmable Current Limit
120 500 400 VIN = –20V RILIM = 0Ω RILIM = 7.5k RILIM = 0Ω 450 VOUT = 0V 350 100 VOUT = 0V 400 300 350 80 300 250 60 250 200 200 150 40 CURRENT LIMIT (mA) 150 CURRENT LIMIT (mA) CURRENT LIMIT (mA) –55°C 100 100 20 25°C 125°C 50 50 VIN = –2.3V 150°C VIN = –8V 0 0 0 –75 –50 –25 0 25 50 75 100 125 150 0 –2 –4 –6 –8 –10 –12 –14 –16 –18 –20 –75 –50 –25 0 25 50 75 100 125 150 TEMPERATURE (°C) INPUT–TO–OUTPUT DIFFERENTIAL (V) TEMPERATURE (°C) 3093 G25 3093 G26 3093 G27 Rev. 0 For more information www.analog.com 9 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 Application Package Description Typical Application Related Parts