Datasheet LT1575, LT1577 (Analog Devices) - 9

制造商Analog Devices
描述Ultrafast Transient Response, Low Dropout Regulators Adjustable and Fixed
页数 / 页20 / 9 — BLOCK DIAGRAM. LT1575 Fixed Voltage
文件格式/大小PDF / 320 Kb
文件语言英语

BLOCK DIAGRAM. LT1575 Fixed Voltage

BLOCK DIAGRAM LT1575 Fixed Voltage

该数据表的模型线

文件文字版本

LT1575/LT1577
W BLOCK DIAGRAM LT1575 Fixed Voltage
I1 IPOS – + 15µA + ILIM AMP VTH1 SW1 INEG OR1 50mV NORMALLY – OPEN D1 SHDN – + + D2 – COMP1 V COMP4 TH3 R2 500mV Q6 + 5k – 100mV HYSTERESIS I2 5µA – SW2 OR2 COMP2 NORMALLY + CLOSED + VIN VTH2 1.21V COMP3 1V START-UP VREF – – + GND Q7 OUT + GATE ERROR AMP – R3* COMP I3 100µA Q4 Q5 Q1 Q2 Q3 R4* R1 50k *V 1575/77 BD2 OUT = (1 + R3/R4)VREF 9