SC653

3

Exceeding the above specifications may result in permanent damage to the device or device malfunction. Operation outside of the parameters

specified in the Electrical Characteristics section is not recommended.

NOTES:

(1)

Tested according to JEDEC standard JESD22-A114.

(2)

ΔV

F(max)

= 1.0V when V

IN

= 2.9V, higher V

IN

supports higher ΔV

F(max)

(3)

Calculated from package in still air, mounted to 3” x 4.5”, 4 layer FR4 PCB with thermal vias under the exposed pad per JESD51 standards.

Absolute Maximum Ratings

IN, OUT (V) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -0.3 to +6.0

C1+, C2+ (V) . . . . . . . . . . . . . . . . . . . . . . . -0.3 to (V

OUT

+ 0.3)

Pin Voltage — All Other Pins (V) . . . . . . . . . -0.3 to (V

IN

+ 0.3)

OUT — Short Circuit Duration . . . . . . . . . . . . . . Continuous

LDO1, LDO2 — Short Circuit Duration . . . . . . Continuous

Recommended Operating Conditions

Ambient Temperature Range (°C) . . . . . . . . -40 ≤ T

A

≤ +85

Input Voltage (V) . . . . . . . . . . . . . . . . . . . . . . . 2.9 ≤ V

IN

≤ 5.5

Output Voltage (V) . . . . . . . . . . . . . . . . . . . . . 2.5 ≤ V

OUT

≤ 5.25

Voltage Difference between any two LEDs (V). . ΔV

F

Thermal Information

Maximum Junction Temperature (°C) . . . . . . . . . . . . . . .+150

Storage Temperature Range (°C) . . . . . . . . . . . . -65 to +150

Peak IR Reflow Temperature (10s to 30s) (°C) . . . . . . . +260

Unless otherwise noted, T

A

= +25°C for Typ, -40ºC to +85°C for Min and Max, T

J(MAX)

= 125ºC, V

IN

= 3.7V, C

IN

= C

1

= C

2

= 2.2μF,

C

OUT

= 2.2μF (ESR = 0.03Ω), ΔV

F

Parameter

Symbol

Conditions

Min

Typ

Max

Units

Supply Specifications

Shutdown Current

I

Q(OFF)

Shutdown

0.1

2

μA

Total Quiescent Current

I

Q

Sleep (LDOs off ), SPIF = V

IN

(2)

100

μA

Sleep (LDOs on), SPIF = V

IN

LDOn

= 0mA

220

Charge pump in 1x mode, I

OUT

= 20mA, I

BLn

= 5mA

3.8

mA

Charge pump in 1.5x mode, I

OUT

= 20mA, I

BLn

= 5mA

4.6

Charge pump in 2x mode, I

OUT

= 20mA, I

BLn

= 5mA

4.6

Charge Pump Electrical Specifications

Maximum Total Output Current

I

OUT(MAX)

V

IN

> 3.2V, sum of all active LED currents,

V

OUT(MAX)

= 4.2V

100

mA

Backlight Current Setting

I

BL

Nominal setting for BL1 thru BL4

0.5

25

mA

Backlight Current Accuracy

I

BL_ACC

I

BLn

A

= 25°C

-8

±1.5

+8

%

Backlight Current Matching

I

BL-BL

I

BLn

-3.5

±0.5

+3.5

%

Electrical Characteristics