Datasheet LTC3376 (Analog Devices) - 6
| 制造商 | Analog Devices |
| 描述 | 20V, 4-Channel Buck DC/DC with 8x Configurable 1.5A Power Stages |
| 页数 / 页 | 28 / 6 — TYPICAL PERFORMANCE CHARACTERISTICS TA = 25°C, unless otherwise noted. … |
| 文件格式/大小 | PDF / 1.7 Mb |
| 文件语言 | 英语 |
TYPICAL PERFORMANCE CHARACTERISTICS TA = 25°C, unless otherwise noted. INTV. INT CC. V Undervoltage Threshold. EXTV
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LTC3376
TYPICAL PERFORMANCE CHARACTERISTICS TA = 25°C, unless otherwise noted. INTV INT CC V Undervoltage Threshold EXTV cc Undervoltage Threshold CC Undervoltage Threshold V cc Undervoltage Threshold IN Undervoltage Threshold vs IN Undervoltage Threshold vs vs Temperature vs T vs Temperature vs T Temperature T
2.90 2.94 2.85 2.93 2.85 2.92 2.80 2.80 2.91 2.75 2.90 2.75 2.89 UVLO (V) UVLO (V) 2.70 Rising Rising 2.70 2.88 UVLO (V) Rising V CC Falling V CC Falling V IN Falling INT 2.87 EXT 2.65 2.65 2.86 2.85 2.60 2.60 2.84 2.55 2.83 2.55 –50 –25 0 25 50 75 100 125 –50 –25 0 25 50 75 100 125 –50 –25 0 25 50 75 100 125 TEMPERATURE (°C) TEMPERATURE (°C) TEMPERATURE 3376 G01 3376 G02 3376 G03
VCC Current vs Temperature with Total System Current vs CC Current vs Temperature with Total System Current vs VCC V Current vs Temperature with One Buck On (Sleeping, Not One Buck On (Sleeping, Not Temperature with One Buck On CC Current vs Temperature with All T All Bucks in Shutdown Bucks in Shutdown Bootstrapped) (Sleeping, Bootstrapped)
15 90 40 14 85 38 36 13 80 34 12 75 32 (µA) 11 (µA) 70 30 I VCC 10 I VCC 65 28 26 9 60 AL SYSTEM CURRENT (µA) 24 TOT 8 55 VIN = VCC = 12V V 22 CC = 12V V 7 CC = 12V VOUT = 3.3V –50 –25 0 25 50 75 100 125 50 20 –50 –25 0 25 50 75 100 125 –50 –25 0 25 50 75 100 125 TEMPERATURE (°C) TEMPERATURE (°C) TEMPERATURE (°C) 3376 G04 3376 G05 3376 G06
VVCC Current vs Temperature with V CC Current vs Temperature with IN V Current vs T IN emperature Current vs Temperature One Buck On (Forced Continuous One Buck On (Forced Continuous VIN Current vs Temperature emperature (Forced Continuous Mode, One (Forced Continuous Mode, One Mode, One Power Stage) Mode, One Power Stage) (Sleeping) Power Stage)
4.40 3.00 6.50 VOUT = 3.3V 4.37 2.75 6.30 4.34 2.50 6.10 4.31 2.25 5.90 4.28 2.00 5.70 (mA) 4.25 (µA) 1.75 (mA) 5.50 I VCC 4.22 I VIN 1.50 I VIN 5.30 4.19 1.25 5.10 4.16 V 1.00 4.90 IN = VCC = 12V 4.13 VIN = 12V VOUT = 3.3V 0.75 4.70 4.10 VOUT = 3.3V –50 –25 0 25 50 75 100 125 0.50 4.50 TEMPERATURE (°C) –50 –25 0 25 50 75 100 125 –50 –25 0 25 50 75 100 125 3376 G07 TEMPERATURE (°C) TEMPERATURE (°C) 3376 G08 3376 G09 Rev 0 6 For more information www.analog.com Document Outline Features Applications Typical Application Description Absolute Maximum Ratings Order Information Electrical Characteristics Pin Configuration Typical Performance Characteristics Pin Functions Block Diagram Operation Applications Information Package Description Typical Application Related Parts
TYPICAL PERFORMANCE CHARACTERISTICS TA = 25°C, unless otherwise noted. INTV INT CC V Undervoltage Threshold EXTV cc Undervoltage Threshold CC Undervoltage Threshold V cc Undervoltage Threshold IN Undervoltage Threshold vs IN Undervoltage Threshold vs vs Temperature vs T vs Temperature vs T Temperature T
2.90 2.94 2.85 2.93 2.85 2.92 2.80 2.80 2.91 2.75 2.90 2.75 2.89 UVLO (V) UVLO (V) 2.70 Rising Rising 2.70 2.88 UVLO (V) Rising V CC Falling V CC Falling V IN Falling INT 2.87 EXT 2.65 2.65 2.86 2.85 2.60 2.60 2.84 2.55 2.83 2.55 –50 –25 0 25 50 75 100 125 –50 –25 0 25 50 75 100 125 –50 –25 0 25 50 75 100 125 TEMPERATURE (°C) TEMPERATURE (°C) TEMPERATURE 3376 G01 3376 G02 3376 G03
VCC Current vs Temperature with Total System Current vs CC Current vs Temperature with Total System Current vs VCC V Current vs Temperature with One Buck On (Sleeping, Not One Buck On (Sleeping, Not Temperature with One Buck On CC Current vs Temperature with All T All Bucks in Shutdown Bucks in Shutdown Bootstrapped) (Sleeping, Bootstrapped)
15 90 40 14 85 38 36 13 80 34 12 75 32 (µA) 11 (µA) 70 30 I VCC 10 I VCC 65 28 26 9 60 AL SYSTEM CURRENT (µA) 24 TOT 8 55 VIN = VCC = 12V V 22 CC = 12V V 7 CC = 12V VOUT = 3.3V –50 –25 0 25 50 75 100 125 50 20 –50 –25 0 25 50 75 100 125 –50 –25 0 25 50 75 100 125 TEMPERATURE (°C) TEMPERATURE (°C) TEMPERATURE (°C) 3376 G04 3376 G05 3376 G06
VVCC Current vs Temperature with V CC Current vs Temperature with IN V Current vs T IN emperature Current vs Temperature One Buck On (Forced Continuous One Buck On (Forced Continuous VIN Current vs Temperature emperature (Forced Continuous Mode, One (Forced Continuous Mode, One Mode, One Power Stage) Mode, One Power Stage) (Sleeping) Power Stage)
4.40 3.00 6.50 VOUT = 3.3V 4.37 2.75 6.30 4.34 2.50 6.10 4.31 2.25 5.90 4.28 2.00 5.70 (mA) 4.25 (µA) 1.75 (mA) 5.50 I VCC 4.22 I VIN 1.50 I VIN 5.30 4.19 1.25 5.10 4.16 V 1.00 4.90 IN = VCC = 12V 4.13 VIN = 12V VOUT = 3.3V 0.75 4.70 4.10 VOUT = 3.3V –50 –25 0 25 50 75 100 125 0.50 4.50 TEMPERATURE (°C) –50 –25 0 25 50 75 100 125 –50 –25 0 25 50 75 100 125 3376 G07 TEMPERATURE (°C) TEMPERATURE (°C) 3376 G08 3376 G09 Rev 0 6 For more information www.analog.com Document Outline Features Applications Typical Application Description Absolute Maximum Ratings Order Information Electrical Characteristics Pin Configuration Typical Performance Characteristics Pin Functions Block Diagram Operation Applications Information Package Description Typical Application Related Parts