Datasheet Analog Devices ADP1829 — 数据表

Dual, Interleaved, Step-Down
DC-to-DC Controller with Tracking
ADP1829 Data Sheet
FEATURES TYPICAL APPLICATION CIRCUIT Fixed frequency operation: 300 kHz, 600 kHz, or
synchronized operation up to 1 MHz
Supply input range: 3.0 V to 20 V
Wide power stage input range: 1 V to 24 V
Interleaved operation results in smaller, low cost
input capacitor
All-N-channel MOSFET design for low cost
±0.85% accuracy at 0°C to 70°C
Soft start, thermal overload, current-limit protection
10 µA shutdown supply current
Internal linear regulator
Lossless RDSON current-limit sensing
Reverse current protection during soft start for handling
precharged outputs
Independent Power OK outputs
Voltage tracking for sequencing or DDR termination
Available in 5 mm × 5 mm, 32-lead LFCSP APPLICATIONS VIN = 12V
180µF 180µF
1µF
PV IN …