LTC3220IPF#PBF Linear Technology, LTC3220IPF#PBF Datasheet - Page 2

• Manufacturer Part Number: LTC3220IPF#PBF
• Description: IC LED DRVR QVGA DISPLAY 28UTQFN
• Manufacturer: Linear Technology
• Type: QVGA Display (I²C Interface)r

Specifications of LTC3220IPF#PBF

• Topology: Open Drain, Step-Up (Boost), Switched Capacitor (Charge Pump)
• Number Of Outputs: 18
• Internal Driver: Yes
• Type - Primary: Backlight
• Type - Secondary: LED Blinker
• Frequency: 850kHz ~ 1.05MHz
• Voltage - Supply: 2.9 V ~ 5.5 V
• Mounting Type: Surface Mount
• Package / Case: 28-UTQFN
• Operating Temperature: -40°C ~ 125°C
• Current - Output / Channel: 20mA
• Internal Switch(s): Yes
• Efficiency: 91%
• Operating Supply Voltage (typ): 3.3/5V
• Number Of Segments: 18
• Operating Temperature (min): -40C
• Operating Temperature (max): 125C
• Operating Temperature Classification: Automotive
• Package Type: UTQFN EP
• Pin Count: 28
• Mounting: Surface Mount
• Operating Supply Voltage (min): 2.9V
• Operating Supply Voltage (max): 5.5V
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Voltage - Output: -
• Lead Free Status / Rohs Status: Compliant

ABSOLUTE MAXIMUM RATINGS
LTC3220/LTC3220-1
(Notes 1, 4)
V
ULED1-ULED18 to GND ............................... –0.3V to 6V
SDA, SCL, RST............................–0.3V to (DV
I
I
CPO Short-Circuit Duration .............................. Indefi nite
Operating Temperature Range (Note 3)
Storage Temperature Range ................... –65°C to 150°C
ORDER INFORMATION
LTC3220IPF-1#PBF
Consult LTC Marketing for parts specifi ed with wider operating temperature ranges. *The temperature grade is identifi ed by a label on the shipping container.
Consult LTC Marketing for information on non-standard lead based fi nish parts.
For more information on lead free part marking, go to:
For more information on tape and reel specifi cations, go to:
ELECTRICAL CHARACTERISTICS
temperature range, otherwise specifi cations are at T
unless otherwise noted.
SYMBOL
LEAD FREE FINISH
LTC3220EPF#PBF
LTC3220EPF-1#PBF
LTC3220IPF#PBF
2
CPO
ULED1-18
IN
LTC3220E/LTC3220E-1 ........................ –40°C to 85°C
LTC3220I/LTC3220I-1 ........................ –40°C to 125°C
, DV
(Continuous) (Note 2) ..................................360mA
CC
(Note 2) ..................................................25mA
, CPO to GND ................................ –0.3V to 6V
PARAMETER
V
I
DV
DV
V
VIN
IN
IN
CC
CC
Operating Voltage
UVLO Threshold
Operating Current
UVLO Threshold
Operating Voltage
TAPE AND REEL
LTC3220EPF#TRPBF
LTC3220EPF-1#TRPBF
LTC3220IPF#TRPBF
LTC3220IPF-1#TRPBF
http://www.linear.com/leadfree/
PART MARKING*
3220T
2201T
3220T
2201T
http://www.linear.com/tapeandreel/
A
CC
= 25°C. V
CONDITIONS
I
I
I
CPO
CPO
CPO
+ 0.3V)
The
= 0, 1x Mode
= 0, 1.5x Mode
= 0, 2x Mode
l
IN
denotes the specifi cations which apply over the full operating
= 3.6V, DV
PIN CONFIGURATION
PACKAGE DESCRIPTION
28-Lead UTQFN (4mm × 4mm)
28-Lead UTQFN (4mm × 4mm)
28-Lead UTQFN (4mm × 4mm)
28-Lead UTQFN (4mm × 4mm)
CC
= 3V, RST = high, C1 = C2 = C3 = 2.2μF , C4 = 4.7μF ,
EXPOSED PAD (PIN 29) IS GND, MUST BE SOLDERED TO PCB
ULED1
ULED2
ULED3
ULED4
ULED5
ULED6
ULED7
1
2
3
4
5
6
7
28-LEAD UTQFN (4mm 4mm)
28 27 26 25 24 23
8
T
JMAX
l
l
9
= 125°C, θ
PF PACKAGE
10 11 12 13 14
TOP VIEW
MIN
2.9
1.5
29
JA
= 37°C/W
22
TYP
580
TEMPERATURE RANGE
–40°C to 85°C
–40°C to 85°C
–40°C to 125°C
–40°C to 125°C
2.4
3.2
1.5
1
21
20
19
18
17
16
15
ULED18
ULED17
ULED16
ULED15
ULED14
ULED13
ULED12
MAX
5.5
5.5
UNITS
32201fc
mA
mA
μA
V
V
V
V