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 (in), 4 layer FR4 PCB 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 . . . . . . . . . . . . . . . . Co ntinuous

Unless otherwise noted, T

A

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

J(MAX)

= 125°C, V

IN

= 3.7 V, C

IN

= C

1

= C

2

= C

OUT

Electrical Characteristics

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

SC654

Parameter

Symbol

Conditions

Min

Typ

Max

Units

Shutdown Current

I

Q(OFF)

0.1

2

μA

Total Quiescent Current

I

Q

All outputs disabled, SPIF = V

IN

(2)

60

100

μA

Charge pump enabled, 1x Mode, all LEDs on,

I

BLn

= 0.5mA

1.8

mA

Charge pump in 1x mode, 2.9V <V

IN

< 4.2V, all LEDs

on, I

BLn

= 25mA

5.4

Charge pump in 1.5x, 2x mode, 2.9V <V

IN

< 4.2V, all

LEDs on, I

BLn

= 25mA

6.5

Maximum Total Output Current

I

OUT(MAX)

V

IN

> 2.9V, sum of all active LED currents,

V

OUT(MAX)

= 4.2V

150

mA

Backlight Current Setting

I

BLn

Nominal setting for BL1 thru BL6

0

25

mA

Backlight Current Matching

I

BL-BL

I

BLn

-3.5

±0.5

+3.5

%

Backlight Current Accuracy

I

BL_ACC

I

BLn

= 12mA

-8

±1.5

+8

%