BD9E151NUX Datasheet, PDF (6/22 Pages) Rohm – 1ch Step-Down Switching Regulator

BD9E151NUX
Datasheet
Typical Performance Characteristics (Unless otherwise specified, Ta=25℃, VCC=12V, Vo=5V,)
2.0
2.0
T=-60°C T=105°C
T=25°C
T=150°C
1.6
1.6
1.2
1.2
0.8
0.4
0.0
7
Temp=-40℃
Temp=25℃
Temp=85℃
10 13 16 19 22 25 28
VIN [V]
Figure 4. Operating Current - Input Voltage
6.0
0.8
VIN=7V
0.4
VIN=12V _VIN=24V
0.0
-40
-15
10
35
60
85
Ta [°C]
Figure 5. Operating Current - Temperature
630
5.6
610
5.2
590
detect voltage
4.8
reset voltage
570
4.4
+Vth
-Vth
4.0
-40
-15
10
35
60
85
Ta [°C]
Figure 6. UVLO Threshold - Temperature
550
530
-40
-15
10
35
60
85
Ta [°C]
Figure 7. Switching Frequency - Temperature
100.0
96.0
92.0
88.0
84.0
80.0
-40
-15
10
35
60
85
Ta [°C]
Figure 8. Max Duty - Temperature
1.010
1.008
1.006
1.004
1.002
1.000
0.998
0.996
0.994
0.992
T=-60°C
T=25°C
T=105°C
T=150°C
0.990
7 10 13 16 19 22 25 28
VIN [V]
Figure 9. FB Pin Reference Voltage – Input Voltage
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TSZ22111・15・001
6/19
TSZ02210-0Q3Q0AZ00160-1-2
2013.07.17 Rev.001