LTC3210 Datasheet, PDF (2/16 Pages) Linear Technology – MAIN/CAM LED Controller in 3mm × 3mm QFN

LTC3210
ABSOLUTE AXI U RATI GS
(Note 1)
V_BAT, CPO to GND ........................................ – 0.3V to 6V
ENM, ENC ................................... –0.3V to (V_BAT + 0.3V)
I_CPO (Note 2) ........................................................600mA
I_MLED1-4 .................................................................30mA
I_CLED (Note 2) ......................................................450mA
CPO Short-Circuit Duration.............................. Indefinite
Operating Temperature Range (Note 3) ...–40°C to 85°C
Storage Temperature Range...................–65°C to 125°C
UW U
PACKAGE/ORDER I FOR ATIO
TOP VIEW
16 15 14 13
C1P 1
12 GND
CPO 2
ENM 3
11 CLED
17
10 ENC
MLED1 4
9 RC
5678
UD PACKAGE
16-LEAD (3mm × 3mm) PLASTIC QFN
T_JMAX = 125°C, θ_JA = 68°C/W
EXPOSED PAD IS GND (PIN 17)
MUST BE SOLDERED TO PCB
ORDER PART NUMBER UD PART MARKING
LTC3210EUD
LBXH
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 T_A = 25°C.V_BAT = 3.6V, C1 = C2 = C3 = C4 = 2.2µF, RM = 30.1k, RC = 24.3k,
ENM = high, unless otherwise noted.
PARAMETER
V_BAT Operating Voltage
I_VBAT Operating Current
V_BAT Shutdown Current
MLED1, MLED2, MLED3, MLED4 Current
LED Current Ratio (I_MLED/I_RM)
LED Dropout Voltage
LED Current Matching
MLED Current, 3-Bit Exponential DAC
CONDITIONS
I_CPO = 0, 1x Mode, MLED LSB Setting
I_CPO = 0, 1.5x Mode
I_CPO = 0, 2x Mode
ENM = ENC = LOW
I_MLED = Full Scale
Mode Switch Threshold, I_MLED = Full Scale
Any Two Outputs, I_MLED = Full Scale
1 ENM Strobe (FS)
2 ENM Strobes
3 ENM Strobes
4 ENM Strobes
5 ENM Strobes
6 ENM Strobes
7 ENM Strobes (FS/64)
MIN TYP MAX UNITS
● 2.9
4.5
V
0.375
mA
2.5
mA
4.5
mA
●
3
6
µA
● 463
515
567
A/A
100
mV
1
%
20
mA
10
mA
5
mA
2.5
mA
1.25
mA
0.625
mA
0.312
mA
3210f
2