Datasheet

100Ps/DIV
Io2, 2A/DIV
Vo2, 100mV/DIV
100Ps/DIV
Io1, 2A/DIV
Vo1, 100mV/DIV
20ms/DIV
UV DELAY, 1V/div
Vo1, 1V/div
Vo2, 1V/div
Io1, 5A/div
100ms/DIV
ON/SS1 and 2, 5V/div
Vo1, 1V/div
Vo2, 1V/div
4 ms/DIV
ON/SS1 and 2,
5V/div, VIN = 24V
Vo1, 2V/div
Vo2, 2V/div
Vo1, 2V/div
Vo2, 2V/div
5V/div, VIN = 36V
ON/SS1 and 2,
20ms/DIV
UV DELAY, 2V/div
ON/SS1, 2V/div
Vo1,
1V/div
Io1, 5A/div
LM5642, LM5642X
SNVS219K –JUNE 2003–REVISED APRIL 2013 www.ti.com
TYPICAL PERFORMANCE CHARACTERISTICS
Softstart Waveforms (No-Load Both Channels) UVP Startup Waveform (VIN = 24V)
Figure 6. Figure 7.
Over-Current and UVP Shutdown (VIN = 24V, Io2 = 0A) Shutdown Waveforms (VIN = 24V, No-Load)
Figure 8. Figure 9.
Ch.1 Load Transient Response (VIN = 24V, Vo1 = 1.8V) Ch.2 Load Transient Response (VIN = 24V, Vo2 = 3.3V)
Figure 10. Figure 11.
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