SC631

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

(2)

Tested according to JEDEC standard JESD22-A114-B.

Absolute Maximum Ratings

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

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 pin — Short Circuit Duration . . . . . . . . . . Continuous

Recommended Operating Conditions

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

A

≤ +85

IN (V) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2.9 ≤ V

IN

≤ 5.5

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 specified: T

A

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

1

= C

2

= 2.2μF (ESR < 0.03Ω); C

IN

= C

OUT

= 22μF; V

IN

= 2.9V to 5.5V

Parameter

Symbol

Condition

Min

Typ

Max

Units

Output Voltage

V

OUT

V

IN

= 4.2V, I

OUT

= 1mA

4.27

4.4

4.53

V

Output Voltage Ripple

V

PP

I

OUT

≤ 400mA

30

mV

Maximum Output Current

I

OUT

T

J

<150°C, 3.33V ≤ V

IN

≤ 5.5V

500

mA

Continuous Load, T

A

≤ 55°C, 2.92V ≤ V

IN

≤ 4.2V

325

mA

Continuous Load

250

mA

Shutdown Current

I

SD

Shutdown (EN = GND), V

IN

= 3.6V

0.1

2

μA

Total Quiescent Current

I

Q

EN high, I

OUT

= 1mA

1.5

2.5

mA

Charge Pump Frequency

f

PUMP

V

IN

= 3.2V

200

kHz

Start-Up Time

t

SU

(EN transitions from low to high),

4.27V ≤ V

OUT

≤ 4.53V, No load

400

μs

Line Regulation

ΔV

LINE

I

OUT

= 1mA, 2.85V ≤ V

IN

≤ 4.2V

21

mV

Load Regulation

ΔV

LOAD

V

IN

=4.2V, 1mA ≤ I

OUT

≤ 400mA

33

mV

Electrical Characteristics