MAX16930 Datasheet, PDF (8/29 Pages) Maxim Integrated Products – 2MHz, 36V, Dual Buck with Preboost and 20μA Quiescent Current

MAX16930/MAX16931
2MHz, 36V, Dual Buck with Preboost and
20µA Quiescent Current
(TA = +25°C, unless otherwise noted.)
Typical Operating Characteristics (continued)
OUTPUT OVERVOLTAGE RESPONSE
MAX16930 toc17
V_OUT1
1V/div
V_PGOOD1
2V/div
1s/div
BUCK 1 LOAD REGULATION
4.998
4.997
VFSYNC = VBIAS
4.996
4.995
4.994
4.993
4.992
4.991
4.990
4.989
0
1
2
3
4
5
6
I_{OUT_} (A)
BUCK 2 LOAD REGULATION
3.297
VFSYNC = VBIAS
3.296
3.295
3.294
3.293
3.292
3.291
3.290
3.289
0
1
2
3
4
5
6
I_{OUT_} (A)
100.10
100.05
100.00
99.95
VOUT_ vs. TEMPERATURE
EXTVCC = VGND
VFSYNC = VBIAS
IOUT_ =0A
VOUT2
VOUT1
99.90
99.85
99.80
99.75
99.70
-60 -40 -20 0 20 40 60 80 100 120 140
TEMPERATURE (ºC)
FB1 LINE REGULATION
1.010
VOUT1 =1.8V
1.005
1.000
0.995
0.990
0
5 10 15 20 25 30 35 40
V_SUP (V)
FB2 LINE REGULATION
1.010
VOUT1 = 1.8V
1.005
MINIMUM ON-TIME (BUCK 1)
MAX16930 toc23
IOUT1 = 300mA
1.000
0.995
0.990
0
5 10 15 20 25 30 35 40
V_SUP (V)
Maxim Integrated
200ns/div
V_BAT
5V/div
V_OUT1
1V/div
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