MAX5061 Просмотр технического описания (PDF) - Maxim Integrated
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MAX5061 Datasheet PDF : 31 Pages
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0.6V to 5.5V Output, Parallelable,
Average-Current-Mode DC-DC Controllers
Typical Operating Characteristics (continued)
(TA = +25°C, Figures 1 and 2, unless otherwise noted.)
LOW-SIDE DRIVER (DL) RISE TIME
MAX5060 toc19
CLOAD = 22nF
VIN = 12V
LOW-SIDE DRIVER (DL) FALL TIME
MAX5060 toc20
CLOAD = 22nF
VIN = 12V
OUTPUT RIPPLE
MAX5060 toc21
VIN = 12V
VOUT = 1.5V
IOUT = 20A
2V/div
2V/div
50mV/div
40ns/div
INPUT STARTUP RESPONSE
MAX5060 toc22
VIN = 12V
VOUT = 1.5V
IOUT = 20A
VPGOOD
5V/div
VOUT
2V/div
2ms/div
VIN
5V/div
40ns/div
1µs/div
ENABLE STARTUP RESPONSE
MAX5060 toc23
VPGOOD
5V/div
VOUT
2V/div
LOAD-TRANSIENT RESPONSE
MAX5060 toc24
VOUT
200mV/div
VEN
VIN = 12V
2V/div
VOUT = 1.5V
0
IOUT = 20A
2ms/div
VIN = 12V
VOUT = 3.3V
ISTEP = 5A TO 20A
SLEW = 2A/µs
100µs/div
IOUT
10A/div
REVERSE CURRENT SINK
vs. TEMPERATURE
2.4
VIN = 12V
V0UT = 1.5V
2.2 R1 = 1mΩ
VEXTERNAL = 3.3V
2.0
1.8 VEXTERNAL = 2V
REVERSE CURRENT SINK AT INPUT TURN-ON
(VIN = 12V, VOUT = 1.5V, VEXTERNAL = 2.0V)
MAX5060 toc26
REVERSE CURRENT SINK AT INPUT TURN-ON
(VIN = 12V, VOUT = 1.5V, VEXTERNAL = 3.3V)
MAX5060 toc27
2A/div
5A/div
1.6
1.4
-40 -15
10
35
60
85
TEMPERATURE (°C)
200µs/div
200µs/div
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