LTC3330 Datasheet, PDF (2/20 Pages) Linear Technology – Energy Harvesting DC/DC with Battery Backup Low Noise LDO Post Regulator

LTC3330
Absolute Maximum Ratings
(Note 1)
V_IN
Low Impedance Source...........................–0.3 to 18V*
Current-Fed, I_SW = 0A.........................................25mA
AC1, AC2..............................................................0 to V_IN
BAT, V_OUT, V_IN3, LDO_IN, SCAP, PGVOUT, PGLDO,
EH_ON.........................................................–0.3 to 6V
V_IN2.....................–0.3V to [Lesser of (V_IN + 0.3V) or 6V]
CAP....................... [Higher of –0.3V or (V_IN – 6V)] to V_IN
LDO_OUT, LDO[2:0], LDO_EN...–0.3V to LDO_IN + 0.3V
BAL................................................–0.3V to SCAP + 0.3V
OUT[2:0]........... –0.3V to [Lesser of (V_IN3 + 0.3V) or 6V]
IPK[2:0]............ –0.3V to [Lesser of (V_IN3 + 0.3V) or 6V]
UV[3:0]............. –0.3V to [Lesser of (V_IN2 + 0.3V) or 6V]
I_AC1, I_AC2...............................................................±50mA
I_SW, I_SWA, I_SWB, I_VOUT...........................................350mA
I_{LDO_OUT}..................................................................50mA
Operating Junction Temperature Range
(Notes 2, 3)............................................. –40°C to 125°C
Storage Temperature Range................... –65°C to 125°C
*V_IN has an internal 20V clamp
Pin Configuration
TOP VIEW
32 31 30 29 28 27 26 25
BAL 1
24 LDO0
SCAP 2
23 LDO1
V_IN2 3
UV3 4
UV2 5
22 LDO2
33
21 LDO_IN
GND
20 LDO_OUT
UV1 6
19 IPK2
UV0 7
18 IPK1
AC1 8
17 IPK0
9 10 11 12 13 14 15 16
UH PACKAGE
32-LEAD (5mm × 5mm) PLASTIC QFN
T_JMAX = 125°C, θ_JA = 34°C/W
EXPOSED PAD (PIN 33) IS GND, MUST BE SOLDERED TO PCB
Order Information
LEAD FREE FINISH
TAPE AND REEL
PART MARKING
PACKAGE DESCRIPTION
LTC3330EUH#PBF
LTC3330EUH#TRPBF 3330
32-Lead (5mm × 5mm) Plastic QFN
LTC3330IUH#PBF
LTC3330IUH#TRPBF
3330
32-Lead (5mm × 5mm) Plastic QFN
Consult LTC Marketing for parts specified with wider operating temperature ranges.
For more information on lead free part marking, go to: http://www.linear.com/leadfree/
For more information on tape and reel specifications, go to: http://www.linear.com/tapeandreel/
TEMPERATURE RANGE
–40°C to 85°C
–40°C to 125°C
3330p
2
For more information www.linear.com/LTC3330