ISL85415FRZ-T 데이터 시트보기 (PDF) - Intersil
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ISL85415FRZ-T Datasheet PDF : 24 Pages
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ISL85415
Typical Performance Curves VIN = 24V, VOUT = 3.3V, FSW = 800kHz, TA = +25°C. (Continued)
PHASE 20V/DIV
VOUT 2V/DIV
PHASE 20V/DIV
VOUT 2V/DIV
EN 20V/DIV
PG 2V/DIV
500ms/DIV
FIGURE 34. SHUTDOWN IN NO LOAD, PFM
EN 20V/DIV
PG 2V/DIV
500ms/DIV
FIGURE 35. SHUTDOWN AT NO LOAD, PWM
PHASE 20V/DIV
VOUT 2V/DIV
IL 500mA/DIV
PG 2V/DIV
5ms/DIV
FIGURE 36. START-UP AT 500mA, PWM
PHASE 20V/DIV
VOUT 2V/DIV
IL 500mA/DIV
PG 2V/DIV
5ms/DIV
FIGURE 38. START-UP AT 500mA, PFM
PHASE 20V/DIV
VOUT 2V/DIV
IL 500mA/DIV
PG 2V/DIV
50µs/DIV
FIGURE 37. SHUTDOWN AT 500mA, PWM
PHASE 20V/DIV
VOUT 2V/DIV
IL 500mA/DIV
PG 2V/DIV
50µs/DIV
FIGURE 39. SHUTDOWN AT 500mA, PFM
13
FN8373.2
September 26, 2013
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