ER3105DI Datasheet, PDF (15/25 Pages) Altera Corporation – 500mA Wide VIN Synchronous Buck Regulator

Typical Performance Curves
V_IN = 24V, V_OUT = 3.3V, F_SW = 800kHz, T_A = +25°C. (Continued)
SW 20V/DIV
SYNC 2V/DIV
200ns/DIV
FIGURE 52. SYNC AT 500mA LOAD, PWM
SW 20V/DIV
V_OUT 5V/DIV
I_L 0.5A/DIV
POK 2V/DIV
200µs/DIV
FIGURE 54. NEGATIVE CURRENT LIMIT RECOVERY, PWM
Page 15
SW 20V/DIV
V_OUT 5V/DIV
I_L 0.5A/DIV
POK 2V/DIV
10µs/DIV
FIGURE 53. NEGATIVE CURRENT LIMIT, PWM
V_OUT 2V/DIV
POK 2V/DIV
500µs/DIV
FIGURE 55. OVER-TEMPERATURE PROTECTION, PWM
March 2014 Altera Corporation
09616
ER3105DI 500mA Wide VIN Synchronous Buck Regulator
March 14, 2014
Rev A