AIC1580LCN Analog Intergrations Corporation, AIC1580LCN Datasheet
AIC1580LCN
Related parts for AIC1580LCN
AIC1580LCN Summary of contents
Page 1
FEATURES Operation Voltage up to 15V. Simple Voltage-Mode PWM Control. Fast Transient Response. 2V and 1.3V ± 2% Feedback Voltage Reference Option. Adjustable Current Limit without External Sense Resistors. 200KHz Free-Running Oscillator. Short-Circuit Protection with Low Short Circuit Output Current. ...
Page 2
... FB C7 33P C6 R6 90.9K 1000P R7 6.04K VID0 R8 30.1K VID1 R4 15.0K VID2 R3 7.5K VID3 Switching Regulator for Pentium ORDER NUMBER AIC1580CN AIC1580LCN (PLASTIC DIP) AIC1580CS AIC1580LCS (PLASTIC SO) *C1 MUST BE VERY CLOSE TO VCC PIN VCC M1 UDRI PHASE IR3303 GND 3.01K ...
Page 3
Table 1. Output Voltage Program VID3 ABSOLUTE MAXIMUM RATINGS Supply Voltage, V ....…...………............................…………......................................... 15V CC Input, Output, or I/O Voltage ...............………………....……......... GND - 0.3V ...
Page 4
ELECTRICAL CHARACTERISTICS specified.) PARAMETER VCC Supply Current Nominal Supply Power-On Reset V Threshold CC Oscillator Frequency Duty Cycle Internal Reference Voltage Reference Voltage Error Amplifier DC Gain Gain-Bandwidth Product Slew Rate Gate Driver Upper Gate Source Upper Gate Sink Protection ...
Page 5
TYPICAL PERFORMANCE CHARACTERISTICS Efficiency vs. Load Current 100 Vo=3. (A) OUT Over-Current Operation Transient Response Vo=1.3V 200 Vo=2.0V 198 196 194 192 ...
Page 6
BLOCK DIAGRAM SD Built-In Soft Start REF FB COMP PIN DESCRIPTIONS PIN 1: OCSET - Current limit sense pin. Connect a resistor R OCSET the drain MOSFET. R OCSET 200 µ A current source (I and the external MOSFET on- ...
Page 7
APPLICATION CIRCUIT C9 1000P R2 CLSET SD COMP C7 33P 90.9K 1000P R7 13K PHYSICAL DIMENSIONS 8 LEAD PLASTIC SO (unit: mm *C1 1µF *C1 must be very close 2.2K ...
Page 8
LEAD PLASTIC DIP (unit: mm SYMBOL AIC1580/L MIN MAX 0.381 — 2.92 4.96 0.35 0.56 0.20 0.36 9.01 10.16 ...