NCP3063MNTXG Datasheet, PDF (5/19 Pages) ON Semiconductor – 1.5 A, Step-Up/Down/ Inverting Switching Regulators

NCP3063, NCP3063B, NCV3063
450
400
350
300
250
200
150
100
50
0
0 1 2 3 4 5 6 7 8 9 10 11 12 1314 1516 1718 1920
Ct, CAPACITANCE (nF)
Figure 5. Oscillator Frequency vs. Oscillator
Timing Capacitor
190
180
C_T = 2.2 nF
T_J = 25°C
170
160
150
140
130
120
110
3
7 12 16 21 25 29 34 38 40
V_CC, SUPPLY VOLTAGE (V)
Figure 6. Oscillator Frequency vs. Supply
Voltage
2.4
2.2
V_CC = 5.0 V
I_E = 1 A
2.0
1.8
1.6
1.4
1.2
1.0
−50
0
50
100
150
T_J, JUNCTION TEMPERATURE (°C)
Figure 7. Emitter Follower Configuration Output
Darlington Switch Voltage Drop vs. Temperature
1.25
1.20
1.15
V_CC = 5.0 V
I_C = 1 A
1.10
1.05
1.0
−50
0
50
100
150
T_J, JUNCTION TEMPERATURE (°C)
Figure 8. Common Emitter Configuration Output
Darlington Switch Voltage Drop vs. Temperature
2.0
1.9 _{VCC = 5.0 V}
1.8 ^{TJ = 25°C}
1.7
1.6
1.5
1.4
1.3
1.2
1.1
1.0
0
0.5
1.0
1.5
I_E, EMITTER CURRENT (A)
Figure 9. Emitter Follower Configuration Output
Darlington Switch Voltage Drop vs. Emitter Current
1.5
1.4
V_CC = 5.0 V
1.3
T_J = 25°C
1.2
1.1
1.0
0.9
0.8
0.7
0.6
0.5
0
0.5
1.0
1.5
I_C, COLLECTOR CURRENT (A)
Figure 10. Common Emitter Configuration
Output Darlington Switch Voltage Drop vs.
Collector Current
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