High-Speed Response Non-Isolated POL DC-DC Converter

BSV-H Series

3

BDD20150227

Bellnix

DC-DC Converter

4-2 Output characteristics and functions

*2, *3

Item

Specifications & Standards

Conditions

Rated output voltage

3.3V

Output voltage accuracy

3.3V±1% (±0.033V)

Adjustable output voltage

range

0.8V to 3.3V

By external resistor

Output current

0 to 16A

Derating required

Line regulation

0.5% typ.

1.0% max.

Input voltage varying from 4.0

to 5.5V

Load regulation

0.5% typ.

1.0% max.

Load varying from 0 to 16A

Temperature regulation

±0.02%/ºC typ.

Upon

12A

output.

Temperature varying from -40

to +55 ºC

Efficiency

92% typ.

Upon output of 16A

Ripple noise

30mVp-p typ.

100mVp-p max.

BW=20MHz

Over current protection

circuit

Operate at 105% or above, auto restart

type

Over voltage protection

circuit

None

Under voltage lock out

Yes

Activation voltage: 2.84V±0.1V

Deactivation voltage: 2.78V±0.1V

ON/OFF control

ON when open (2.6V or more)

OFF when short (0.65V or less)

Upon input of 3.3V

ON when open (3.75V or more)

OFF when short (0.9V or less)

Upon input of 5.0V

P-Good

threshold

voltage

±72mV (58 to 86mV)

When Vout < 1.2V

±6.1% (4.8 to 7.1%)

When Vout ≧1.2V

P-Good low level voltage 0.3V max.

Sink current 4mA max.

Turn-on Delay

Upon activation by input voltage: 1.8 to

2.8ms

Upon activation by On/Off pin: 40 to

100

μs

Turn-on Rise

1.0ms typ.

Resistance load

P-Good blanking time

4.0ms typ.

Upon activation only

Max. output capacitive

load

10000

μF max.

*2 With the measurement circuit of 4-3.

*3 Unless otherwise specified, measured at 5.0V input voltage, 3.3V output voltage, 16A output

current, and 25ºC±5ºC ambient temperature.