LT3585-0/LT3585-1
wwwL.DTata3Sh5eet84U5.co-m2/LT3585-3
ABSOLUTE AXI U RATI GS
(Note 1)
VIN Voltage................................................................16V
VBATT Voltage ............................................................16V
SW Voltage ...............................................................60V
SW Pin Negative Current...........................................–1A
CHRG/IADJ Voltage...................................................10V
IGBTPWR Voltage .....................................................10V
IGBTIN Voltage .........................................................10V
IGBTPU Voltage ........................................................10V
IGBTPD Voltage ........................................................10V
DONE Voltage ...........................................................10V
Current Into DONE Pin ............................... 0.2mA/–1mA
Maximum Junction Temperature .......................... 125°C
Operating Temperature Range (Note 2) ... –40°C to 85°C
Storage Temperature Range................... –65°C to 125°C
UW U
PACKAGE/ORDER I FOR ATIO
TOP VIEW
IGBTIN 1
IGBTPWR 2
GND 3
VIN 4
VBAT 5
10 IGBTPU
9 IGBTPD
11 8 SW
7 CHRG/IADJ
6 DONE
DDB PACKAGE
10-LEAD (3mm × 2mm) PLASTIC DFN
TJMAX = 125°C, θJA = 76°C/W
EXPOSED PAD (PIN 11) IS GND, MUST BE SOLDERED TO PCB
ORDER PART NUMBER DDB PART MARKING
LT3585EDDB-0
LT3585EDDB-1
LT3585EDDB-2
LT3585EDDB-3
LCLK
LCLJ
LCLH
LCFX
Order Options Tape and Reel: Add #TR
Lead Free: Add #PBF Lead Free Tape and Reel: Add #TRPBF
Lead Free Part Marking: http://www.linear.com/leadfree/
Consult LTC Marketing for parts specified with wider operating temperature ranges.
ELECTRICAL CHARACTERISTICS The ● denotes the specifications which apply over the full operating
temperature range, otherwise specifications are at TA = 25°C. VIN = VBAT = VCHRG = 3V unless otherwise noted (Note 2). Specifications
are for the LT3585-0, LT3585-1, LT3585-2, LT3585-3 unless otherwise noted.
PARAMETER
CONDITIONS
MIN TYP MAX UNITS
Quiescent Current
VIN Voltage Range
VBAT Voltage Range
Switch Current Limit
Switch VCESAT
VOUT Comparator Trip Voltage
VOUT Comparator Overdrive
DCM Comparator Trip Voltage
CHRG/IADJ Pin Current
Switch Leakage Current
CHRG/IADJ Minimum Enable Voltage
VCHRG = 3V, Not Switching
VCHRG = 0V, In Shutdown
LT3585-3 (Note 3)
LT3585-0 (Note 3)
LT3585-2 (Note 3)
LT3585-1 (Note 3)
LT3585-3, ISW = 1.4A
LT3585-0, ISW = 1A
LT3585-2, ISW = 700mA
LT3585-1, ISW = 400mA
Measured as VSW – VBAT
300ns Pulse Width
Measured as VSW – VBAT
VCHRG = 3V
VCHRG = 0V
VBAT = VSW = 5V, In Shutdown
58
01
● 2.5
16
● 1.5
16
1.55 1.7 1.85
1.1 1.2 1.3
0.75 0.85 0.95
0.45 0.55 0.65
485
330
230
140
31 31.5 32
● 30.5 31.5 32.5
200 400
80 130 180
45 70
0 0.1
● 0.01 1
● 1.1
mA
µA
V
V
A
A
A
A
mV
mV
mV
mV
V
V
mV
mV
µA
µA
µA
V
3585f
2
