MB3878
■TYPICAL CHARACTERISTICS
Power supply current vs. power supply voltage | Reference voltage vs. power supply voltage |
|
| 12 |
|
|
|
|
| 10 |
|
|
|
|
|
| Ta = +25 °C | (V) |
|
Power supply current |
| 10 |
|
|
| CTL = 5 V | 8 | |
|
|
|
|
|
| Reference voltage VREF | ||
| 8 |
|
|
|
|
| ||
ICC (mA) |
|
|
|
|
| 6 | ||
6 |
|
|
|
|
| |||
4 |
|
|
|
| 4 | |||
|
|
|
|
| ||||
2 |
|
|
|
| 2 | |||
|
|
|
|
| ||||
0 |
|
|
|
| 0 | |||
|
|
|
|
|
|
| ||
|
| 0 | 5 | 10 | 15 | 20 | 25 |
|
|
|
|
| Ta = +25 °C | |
|
|
|
| CTL = | 5 V |
|
|
|
| VREF | = 0 mA |
0 | 5 | 10 | 15 | 20 | 25 |
Power supply voltage VCC (V) | Power supply voltage VCC (V) |
Reference voltage vs. VREF load current | Reference voltage vs. ambient temperature |
Reference voltage VREF (V)
10
8
6
4
2
0
Ta = +25 °C
VCC = 19 V
CTL = 5 V
0 | 5 | 10 | 15 | 20 | 25 | 30 |
) | 2.0 |
|
|
|
| VCC = 19 V |
| |
|
|
|
|
|
| |||
(% |
|
|
|
|
|
| ||
1.5 |
|
|
|
| CTL = 5 V |
| ||
VREF | 1.0 |
|
|
|
| VREF = 0 mA | ||
|
|
|
|
|
|
| ||
|
|
|
|
|
|
|
| |
Δ | 0.5 |
|
|
|
|
|
|
|
voltage |
|
|
|
|
|
|
| |
0.0 |
|
|
|
|
|
|
| |
−0.5 |
|
|
|
|
|
|
| |
Reference |
|
|
|
|
|
|
| |
−1.0 |
|
|
|
|
|
|
| |
−1.5 |
|
|
|
|
|
|
| |
−2.0 |
|
|
|
|
|
|
| |
| −20 |
|
|
|
|
|
| |
| −40 | 0 | 20 | 40 | 60 | 80 | 100 |
Reference voltage VREF (V)
VREF load current IREF (mA)
Reference voltage vs. CTL pin voltage
10 |
|
|
|
|
|
|
|
| |
|
| Ta = | +25 °C |
|
|
| VCC = 19 V |
| |
8 |
| VREF = 0 mA |
| |
| ||||
|
|
|
| |
|
|
|
| |
6 |
|
|
|
|
|
|
|
| |
|
|
|
| |
4 |
|
|
|
|
|
|
|
| |
|
|
|
|
2
0
0 | 0.5 | 1 | 1.5 | 2 | 2.5 |
CTL pin voltage VCTL (V)
CTL pin current ICTL (mA)
Ambient temperature Ta ( °C)
CTL pin current vs. CTL pin voltage
1.0
Ta = +25 °C
VCC = 19 V
0.8
0.6
0.4
0.2
0.0
0 | 5 | 10 | 15 | 20 | 25 |
CTL pin voltage VCTL (V)
(Continued)
9