20
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| AC Adaptor |
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| R8 |
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| VIN |
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| 100 kΩ −INE1 8 |
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| C10 |
| OUTC1 10 | <Current Amp.1> | <Error |
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| +INC1 13 | VREF |
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| C | D | |||||
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| 5600 pF | A |
| + | Amp.1> |
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| R9 |
| −INC1 12 |
| ⋅ 25 | − |
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| B |
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| VCC (O) |
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| R14 | R12 | 10 kΩ |
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| System | |||||
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| +INE1 |
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| 21 |
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| 1.3 kΩ 30 kΩ |
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| 9 |
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| <PWM Comp.> |
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| C5 |
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| R15 |
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| C1 | 0.033 Ω | |||||||
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| R16 | R13 |
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| 0.1 ∝F |
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| 110 Ω |
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| FB1 |
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| <OUT> |
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| 22 | ∝F |
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| 200 kΩ | 30 kΩ |
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| 7 |
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| OUT |
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| Q2 |
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| A | |||
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| −INE2 4 |
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| Drive | 20 |
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| SW |
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| R23 |
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| BATT | |||||
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| OUTC2 2 |
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| VIN | R19 |
| VIN |
| 100 kΩ |
| <Current Amp.2> | <Error |
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| VCC |
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| RS1 |
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| C8 |
| +INC2 |
| VREF |
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| 100 kΩ |
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| C | 24 |
| + | Amp.2> |
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| D1 | 12 ∝H |
| 0.033 | |||||
+ | A(1/2) | + | A(2/2) | 10000 pF |
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| VH |
| + | + Battery | |||||||
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| ⋅ 25 |
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| −INC2 1 |
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| Bias |
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| 19 |
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| − | − |
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− |
| R20 | − |
| R10 | 22 kΩ |
| +INE2 3 |
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| Voltage |
| (VCC − 5 V) |
| C2 | C3 |
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| 100 kΩ |
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| 24 kΩ |
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| <VH> |
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| 100 ∝F | 100 ∝F |
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| R11 |
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| R21 | R22 | 36 kΩ |
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| Output voltage (Battery voltage) is adjustable | |||||
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| 100 kΩ |
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| FB2 | 5 |
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| 100 kΩ |
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| 2.5 V |
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| 1.5 V |
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| <UVLO> | VCC |
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| <Error |
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| R18 |
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| VREF |
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| −INE3 16 |
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| Amp.3> |
| (VCC UVLO) 215 kΩ |
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| 200 kΩ |
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| C6 | R17 |
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| 1500 pF | 100 kΩ |
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| − | 35 kΩ |
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| 11 |
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| R3 |
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| OUTD |
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| 330 kΩ |
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| 4.2 V |
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| 0.91 V |
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| FB3 15 |
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| (0.77 V) |
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| <SOFT> |
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| VREF |
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| UVLO |
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| VREF |
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| ∝A |
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| 1 |
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| VCC | VCC |
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| CS | 22 |
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| bias |
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| 18 |
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| CS |
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| CTL | C7 |
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| 2200 pF |
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| <OSC> | <REF> | <CTL> | 14 | 0.1 ∝F |
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| (45 pF) |
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| VREF |
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| RT | 17 | 6 | 5.0 V |
| 23 |
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| VREF | GND |
| Note : SW ON : Differential Charging MODE | ||||||||
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| RT |
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| 47 kΩ |
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| SW OFF : Dead Battery MODE |
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| C9 |
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| Range of input voltage |
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| 0.1 ∝F |
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| VIN = 13V to 21V(at Load = 3A) | ||||||
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