SC662

3

Parameter

Symbol

Conditions

Min

Typ

Max

Units

Supply Specifications

Shutdown Current

I

Q(OFF)

0.1

2

µA

Total Quiescent Current

I

Q

All outputs disabled, SPIF = V

IN

(2)

60

µA

1x mode, all LEDs on, I

0.9

mA

1x mode, all LEDs on, I

1.5

1.5x or 2x charge pump mode, all LEDs on,

I

2

Charge Pump Electrical Specifications

Maximum Total Output Current

I

OUT(MAX)

V

150

mA

Backlight Current Setting

I

BLn

Nominal setting for BL1 thru BL6

0

25

mA

Backlight Current Matching

I

BL-BL

I

(3)

-3.5

±0.5

+3.5

%

Backlight Current Accuracy

I

BL_ACC

I

±1.5

%

Mode Transition (Falling) Input

Voltage — 1x Mode to 1.5x Mode

V

TRANS1x

I

3.28

V

1.5x Mode to 1x Mode Hysteresis

V

HYST1x

I

250

mV

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) 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

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

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

Unless otherwise noted, T

(1)

Recommended Operating Conditions

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

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

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

Thermal Information

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

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

Electrical Characteristics