ISL85415EVAL2Z データシートの表示（PDF） - Renesas Electronics

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ISL85415EVAL2Z

Wide VIN 500mA Synchronous Buck Regulator

Renesas Electronics 

ISL85415

VIN = 24V, VOUT = 3.3V, fSW = 800kHz, TA = +25°C. (Continued)

PHASE 20V/Div

VOUT 2V/Div

IL 500mA/Div

PG 2V/Div

20µs/Div

Figure 51. Overcurrent Protection, PWM

4. Typical Performance Curves

PHASE 20V/Div

VOUT 2V/Div

50ms/Div

IL 1A/Div

PG 2V/Div

Figure 52. Overcurrent Protection Hiccup, PWM

PHASE 20V/Div

SYNC 2V/Div

200ns/Div

Figure 53. SYNC AT 500mA Load, PWM

PHASE 20V/Div

VOUT 5V/Div

IL 0.5A/Div

PG 2V/Div

10µs/Div

Figure 54. Negative Current Limit, PWM

PHASE 20V/Div

VOUT 5V/Div

IL 0.5A/Div

PG 2V/Div

200µs/Div

Figure 55. Negative Current Limit Recovery, PWM

VOUT 2V/Div

PG 2V/Div

500µs/Div

Figure 56. Over-Temperature Protection, PWM

FN8373 Rev.5.01

Jun.4.20

Page 18 of 30

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