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AIC1574 Fiches technique(PDF) 5 Page - Analog Intergrations Corporation |
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AIC1574 Fiches technique(HTML) 5 Page - Analog Intergrations Corporation |
5 / 20 page AIC1574 5 n ELECTRICAL CHARACTERISTICS (Continued) PARAMETER TEST CONDITIONS SYMBOL MIN. TYP. MAX. UNIT SYNCHRONOUS PWM CONTROLLER AMPLIFIER DC Gain (G.B.D.) 80 dB Gain-Bandwidth Product (G.B.D.) GBWP 13 MHz Slew Rate (G.B.D.) note 1. SR 6 V/ µs PWM CONTROLLER GATE DRIVER Upper Drive Source VCC=12V, VUGATE = 6V IUGH 0.9 A Upper Drive Sink VUGATE=1V RUGL 2.8 3.5 Ω Lower Drive Source VCC=12V, VLGATE =6V ILGH 1 A Lower Drive Sink VLGATE=1V RLGL 2.2 3.0 Ω PROTECTION VSEN1 Over-Voltage ( VSEN1/DACOUT) VSEN1 Rising OVP 116 120 % FAULT Sourcing Current VCC-VFAULT/RT =2.0V IOVP 20 mA OCSET Current Source VOCSET=4.5VDC IOCSET 170 200 230 µA Soft-Start Current ISS 25 µA POWER GOOD VSEN1 Upper Threshold ( VSEN1/DACOUT ) VSEN1 Rising 108 111 % VSEN1 Under-Voltage ( VSEN1/DACOUT ) VSEN Falling 92 95 % VSEN1 Hysteresis (VSEN1/DACOUT) Upper and Lower Threshold 2 % PGOOD Voltage Low IPGOOD=-4mA VPGOOD 0.4 0.8 V Note 1. Without internal compensation network, the gain bandwidth product is 13MHz. Being associated with in- ternal compensation networks, the Bode Plot is shown in Fig. 3, “Internal Compensation Gain of PWM Error Am- plifier”. |
Numéro de pièce similaire - AIC1574 |
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Description similaire - AIC1574 |
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