2

Date: 3/31/06 RevG

SP6683 1X/1.5X Charge Pump LED Driver for Flash or Backlight

© Copyright 2006 Sipex Corporation

ELECTRICAL CHARACTERISTICS

The

♦ denotes specifications which apply over full operating temperature range -40ºC to +85ºC.

V

Output Current (I

Power Dissipation per Package - 10-pin DFN

(derate 8.84mW/°C above +70°C) ..................... 1.2W

Junction Temperature .................................... +125°C

Storage Temperature ...................... -65°C to +150°C

ESD Rating. ................................................ 2kV HBM

These are stress ratings only and functional operation of

the device at these ratings or any other above those

indicated in the operation sections of the specifications

below is not implied. Exposure to absolute maximum

rating conditions for extended periods of time may affect

reliability.

ABSOLUTE MAXIMUM RATINGS

Parameter

Min.

Typ.

Max.

Units

Conditions

Input Voltage

2.7

5.5

V

♦

Quiescent Current

0.5

3

mA

♦

Iout = 100µA

Shutdown Current

0.5

1.5

µA

♦

Maximum Load Current

200

mA

Oscillator Frequency

0.7

1.2

1.5

MHz

♦

V

FB

Reference Voltage

0.283

0.315

0.347

V

♦

1.5X Mode

Output Resistance

813

Ω

♦

1.5X Mode, 100mA Load

36

♦

1.0X Mode, 100mA Load

V

MODE

Threshold Voltage

1.00

1.25

1.50

V

V

MODE

Hysteresis

60

150

mV

V

MODE

Pin Current

0.01

0.5

µA

♦

EN/PWM Logic Low

0.4

V

♦

EN/PWM Logic High

1.6

V

♦

EN/PWM Pin Current

0.01

0.5

µA

♦

FB Pin Current

0.01

0.5

µA

♦

V

80

mV

Mode

V

OUT

Turn-On Time

250

500

µs

♦

FB within 90% regulation

1.5X Mode, V

OUT

100µA