Datasheet LTC3105 (Analog Devices) - 7
| Manufacturer | Analog Devices |
| Description | 400mA Step-Up DC/DC Converter with Maximum Power Point Control and 250mV Start-Up |
| Pages / Page | 18 / 7 — BLOCK DIAGRAM (Pin Numbers for DFN Package Only) |
| File Format / Size | PDF / 496 Kb |
| Document Language | English |
BLOCK DIAGRAM (Pin Numbers for DFN Package Only)
Model Line for this Datasheet
Text Version of Document
LTC3105
BLOCK DIAGRAM (Pin Numbers for DFN Package Only)
L1 10µH 7 SHUTDOWN SW OR WELL SLEEP CONTROL AUX 10 CAUX SHORT 1µF CONTROL VIN V LOW VOLTAGE OUT 1.6V TO 225mV 6 9 START-UP CURRENT 5.25V TO 5V C ADJUST C IN OUT 10µF 10µF LDO SHUTDOWN VAUX 2 VCC – + – + CLDO 4.7µF 10µA MPPC 5 – PEAK CURRENT gm LIMIT R VIN + MPPC SHUTDOWN VCC VALLEY CURRENT LIMIT + – SLEEP 2M LOGIC R3 R1 SHDN USER SHUTDOWN BURST FBLDO 4 1.004V CONTROL 3 – FB 1 VIN + 1.004V PGOOD 8 – R4 R2 VAUX VCC FB + 0.9V EXPOSED PAD SLEEP 11 3105 BD 3105fb For more information www.linear.com/LTC3105 7 Document Outline Features Description Applications Typical Application Absolute Maximum Ratings Pin Configuration Order Information Electrical Characteristics Typical Performance Characteristics Pin Functions Block Diagram Operation Applications Information Typical Application Related Parts
BLOCK DIAGRAM (Pin Numbers for DFN Package Only)
L1 10µH 7 SHUTDOWN SW OR WELL SLEEP CONTROL AUX 10 CAUX SHORT 1µF CONTROL VIN V LOW VOLTAGE OUT 1.6V TO 225mV 6 9 START-UP CURRENT 5.25V TO 5V C ADJUST C IN OUT 10µF 10µF LDO SHUTDOWN VAUX 2 VCC – + – + CLDO 4.7µF 10µA MPPC 5 – PEAK CURRENT gm LIMIT R VIN + MPPC SHUTDOWN VCC VALLEY CURRENT LIMIT + – SLEEP 2M LOGIC R3 R1 SHDN USER SHUTDOWN BURST FBLDO 4 1.004V CONTROL 3 – FB 1 VIN + 1.004V PGOOD 8 – R4 R2 VAUX VCC FB + 0.9V EXPOSED PAD SLEEP 11 3105 BD 3105fb For more information www.linear.com/LTC3105 7 Document Outline Features Description Applications Typical Application Absolute Maximum Ratings Pin Configuration Order Information Electrical Characteristics Typical Performance Characteristics Pin Functions Block Diagram Operation Applications Information Typical Application Related Parts
