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

9.5A BSV Series

3

BDD20150226

4-2 Output characteristics and functions

*2, *3

Item

Specifications & Standards

Conditions

BSV-3.3S9R5

BSV-3.3S9R5D

Rated

output

voltage

3.3V

Output

voltage

accuracy

3.3V±3% (±0.099V)

Adjustable

output

voltage range

0.8V to 3.3V

By external resistor

Output current

0 to 9.5A

Derating required

Line regulation

0.5% typ. 1.0% max.

Input voltage varying from 4.0

to 5.5V

Load regulation

0.5% typ.

1.5% max.

Load varying from 0 to rating

Temperature

regulation

±0.02% / ºC typ.

Temperature varying from -40

to +55 ºC

Efficiency

92% typ. (Io=9.5A)

94%typ. (Io=6A)

Upon output of rated current

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

0.4V 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

100μs

Turn-on Rise

1.0ms typ.

Resistance load

P-Good blanking time 4ms typ.

Upon activation only

Max.

output

capacitive load

10000μF max.

*2 With the measurement circuit of 4-3,

*3 Unless otherwise specified, measured at 5.0V input voltage, 3.3V output voltage, 9.5A output

current, and 25ºC±5ºC ambient temperature.