LTC3355_15 Datasheet, PDF (19/20 Pages) Linear Technology – 20V 1A Buck DC/DC with Integrated SCAP Charger and Backup Regulator

REVISION HISTORY
REV DATE DESCRIPTION
A 08/14 Modified V_OUT Overvoltage, Undervoltage Lockout section
Modified Input Voltage Range equation
Modified I_CHG Set Resistor section
Modified I_BSTPK Set Resistor section
B
4/15 Updated conditions for I_SW1, I_SW2 and I_VOUT
Updated units for Boost Error Amplifier Transconductance
Updated units for Boost Error Amplifier Transconductance vs Temperature Graph
Update TSTB (Pin 13), CPGOOD (Pin 9), PFOB (Pin 10)
Updated Block Diagram
Updated CFB Resistor Network and PFI Resistor Network
Updated Table 2: Capacitor Vendors
Updated Boost Error Amplifier Transconductance unit in Figure 2
LTC3355
PAGE NUMBER
11
12
12
12
3 and 4
4
7
8
9
12
14
16
Information furnished by Linear Technology Corporation is believed to be accurate and reliable.
However, no responsibility is assumed for its use. Linear Technology Corporation makes no representa-
tion that the interconneFcotiornmoof irtseciinrcfouirtms aastdioenscwribwedwh.leirneeinarw.cilol nmot/LinTfCrin3g3e5o5n existing patent rights.
3355fb
19