SQ24 Series DC-DC Converter Data Sheet
18-36 VDC Input; Standard Outputs from 1-12 VDC
SQ24T/S15033 (3.3 Volts Out)
Fig. 3.3V.9: Turn-on transient at full rated load current
(resistive) with no output capacitor at Vin = 24V, triggered via
ON/OFF pin. Top trace: ON/OFF signal (5 V/div.). Bottom
trace: output voltage (1 V/div.). Time scale: 2 ms/div.
Fig. 3.3V.11: Output voltage response to load current step-
change (3.75A – 7.5A – 3.75A) at Vin = 24V. Top trace: output
voltage (100 mV/div.). Bottom trace: load current (5 A/div.).
Current slew rate: 0.1 A/ ? s. Co = 1 ? F ceramic. Time scale:
0.2 ms/div.
Fig. 3.3V.10: Turn-on transient at full rated load current
(resistive) plus 10,000 ? F at Vin = 24V, triggered via ON/OFF
pin. Top trace: ON/OFF signal (5 V/div.). Bottom trace: output
voltage (1 V/div.). Time scale: 2 ms/div.
Fig. 3.3V.12: Output voltage response to load current step-
change (3.75A – 7.5A – 3.75A) at Vin = 24V. Top trace: output
voltage (100 mV/div.). Bottom trace: load current (5 A/div.).
Current slew rate: 5 A/ ? s. Co = 450 ? F tantalum + 1 ? F
ceramic. Time scale: 0.2 ms/div.
MCD10159 Rev. 1.2, 20-Apr-12
Page 30 of 70
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