iW1690

Low-Power Off-line Digital PWM Controller

iW1690

Parameter

Symbol

Value

Units

DC supply voltage range (pin 8, I

V

CC

-0.3 to 18

V

Continuous DC supply current at V

I

CC

20

mA

Peak DC supply current at V

I

CCPK

120

mA

Low voltage output (pin 7)

-0.3 to 4.0

V

V

-0.6 to 4.0

V

V

-0.3 to 18.0

V

Low voltage analog input (pins 3, 4 and 6)

-0.3 to 4.0

V

Power dissipation at T

P

D

526

mW

Maximum junction temperature

T

J MAX

125

°C

Storage temperature

T

STG

–65 to 150

°C

Lead temperature during IR reflow for ≤ 15 seconds

T

LEAD

260

°C

Thermal Resistance Junction-to-Ambient

θ

JA

160

°C/W

ESD rating per JEDEC JESD22-A114 (HBM)

2,000

V

Latch-Up test per JEDEC 78

±100

mA

5.0 Absolute Maximum Ratings

Absolute maximum ratings are the parameteic values or ranges which can cause permanent damage if exceeded. For

maximum safe operating conditions, refer to Electrical Characteristics in Section 6.0.

V

6.0 Electrical Characteristics

Parameter

Symbol Test Conditions

Min

Typ

Max

Unit

V

Start-up voltage low threshold

V

INST(LO)

T

332

370

407

mV

Start-up voltage high threshold

V

INST(HI)

T

1.755

1.950

2.145

V

Start-up current

I

IN(ST)

V

8

15

µA

Shutdown low voltage threshold

V

UVDC

T

203

225

248

mV

Shutdown high voltage threshold

V

OVDC

T

1.791

1.990

2.189

V

V

Input leakage current

I

VSENSE

V

1

μA

Nominal voltage threshold

V

SENSE(NOM)

T

1.522

1.538

1.553

V

Output OVP threshold

V

SENSE(MAX)

T

1.667

1.700

1.734

V