DC1575A Linear Technology, DC1575A Datasheet - Page 14

• Manufacturer Part Number: DC1575A
• Description: LTC4362-1/LTC4362-2 Overvoltage/Overcurrent Protector With LatchOff/Auto-Retry
• Manufacturer: Linear Technology
• Series: -r

Specifications of DC1575A

• Design Resources: DC1575A Schematic DC1575 Design Files
• Main Purpose: Overvoltage/Overcurrent Protection
• Embedded: No
• Utilized Ic / Part: LTC4362-2
• Primary Attributes: -
• Secondary Attributes: -
• Kit Application Type: Power Management
• Application Sub Type: Overvoltage Protection
• Features: Demonstrates Two Protection Schemes Selected At JP2, Provides Connection For USB Protection
• Lead Free Status / Rohs Status: Not applicable / Not applicable

LTC4362-1/LTC4362-2
TYPICAL APPLICATION
RELATED PARTS
PART NUMBER
LTC2935
LT3008
LT3009
LTC3576/
LTC3576-1
LTC4090/
LTC4090-5
LTC4098
LTC4210
LTC4213
LT4356
LTC4411
LTC4412
LTC4413-1/
LTC4413-2
14
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
[phone]
DESCRIPTION
Ultralow Power Supervisor with Eight Pin-Selectable
Thresholds
20mA, 45V, 3μA I
20mA, 3μA I
Switching USB Power Manager with USB OTG + Triple
Step-Down DC/DCs
High Voltage USB Power Manager with Ideal Diode
Controller and High Effi ciency Li-Ion Battery Charger
USB-Compatible Switchmode Power Manager with OVP
Single Channel, Low Voltage Hot Swap™ Controller
No R
Surge Stopper Overvoltage/Overcurrent Protection
Regulator
SOT-23 Ideal Diode
2.5V to 28V, Low Loss PowerPath™ Controller in ThinSOT
Dual 2.6A, 2.5V to 5.5V Fast Ideal Diodes in
3mm × 3mm DFN
SENSE
●
FAX: [phone]
Electronic Circuit Breaker
Q
Micropower LDO
V
5V
IN
Q
Micropower LDO
5V System Protected from ±24V Power Supplies and Overcurrent
Si1471DH
M1
Z1: SMAJ24A
●
www.linear.com
Z1
OPTIONAL
IN
GATEP
ON
LTC4362
GND
PWRGD
COMMENTS
500nA Quiescent Current, 2mm × 2mm 8-Lead DFN and TSOT-23
Packages
280mV Dropout Voltage, Low I
39.5V; ThinSOT™ and 2mm × 2mm DFN-6 Packages
280mV Dropout Voltage, Low I
19.5V; ThinSOT and SC-70 Packages
Complete Multifunction PMIC: Bidirectional Switching Power Manager +
3 Bucks + LDO
High Effi ciency 1.2A Charger from 6V to 38V (60V Max) Input Charges
Single Cell Li-Ion Batteries Directly from a USB Port
High V
Current from Wall, 600mA Charge Current from USB
Operates from 2.7V to 16.5V, Active Current Limiting, SOT23-6
Controls Load Voltages from 0V to 6V. 3 Selectable Circuit Breaker
Thresholds. Dual Level Overcurrent Fault Protection
Wide Operation Range: 4V to 80V. Reverse Input Protection to –60V.
Adjustable Output Clamp Voltage
2.6A Forward Current, 28mV Regulated Forward Voltage
More Effi cient than Diode ORing, Automatic Switching Between DC
Sources, Simplifi ed Load Sharing
130mΩ On-Resistance, Low Reverse Leakage Current, 18mV Regulated
Forward Voltage (LTC4413-2 with Overvoltage Protection Sensor)
OUT
IN
436212 TA02
: 38V Operating, 60V Transient; 66V OVP . 1.5A Max Charge
V
5V
IO
R1
1k
D1
LN1351CTR
C
10μF
OUT
V
5V
0.5A
OUT
Q
Q
: 3μA, V
: 3μA, V
© LINEAR TECHNOLOGY CORPORATION 2010
IN
IN
= 2.0V to 45V, V
= 1.6V to 20V, V
LT 0111 REV A • PRINTED IN USA
OUT
OUT
= 0.6V to
= 0.6V to
436212fa