CHARACTERISTIC

DA T A

Note 1:

Note 1:

Note 1:

Note 1:

Note 1:

All data listed in the above graphs has been developed from actual products tested at 25°C. This data is considered typical data for the ISR.

Efficiency vs Output Current

Ripple vs Output Current

Power Dissipation vs Output Current

Iout-(Amps)

Iout-(Amps)

Iout-(Amps)

PT6670

Series

Preliminary Specifications (continued)

Characteristics

PT6670 SERIES

(T

Symbols

Conditions

Min

Typ

Max

Units

Switching Frequency

3.0V

—

300

—

kHz

0.1A

Absolute Maximum

-40

—

+85

°C

Operating Temperature Range

Recommended Operating

Free Air Convection (40-60 LFM)

-40

—

+65

°C

Temperature Range

Thermal Resistance

θ

ja

Free Air Convection (40-60 LFM)

—

TBD

—

°C/W

Storage Temperature

—

-40

—

+125

°C

Mechanical Shock

—

Per Mil-STD-883D, Method 2002.3

—

500

—

G’s

Mechanical Vibration

—

Per Mil-STD-883D, Method 2007.2,

—

7.5

—

G’s

20-2000 Hz, soldered in a PC board

Weight

—

—

—

14

—

grams

Note:

The PT6670 Series requires two 560µF electrolytic capacitors (input and output) for proper operation in all applications. Please note that this product does not include short circuit protection.

60

70

80

90

100

0.0

0.5

1.0

1.5

2.0

2.5

3.0

3.5

4.0

PT6671

PT6672

PT6673

0

20

40

60

80

100

120

140

160

180

200

0.0

0.5

1.0

1.5

2.0

2.5

3.0

3.5

4.0

PT6671

PT6672

PT6673

0

1

2

3

4

5

6

0.0

0.5

1.0

1.5

2.0

2.5

3.0

3.5

4.0

PT6671

PT6672

PT6673