PI3101 datasheet(5/18 Pages) VICOR

5 / 18 page

Picor Corporation • picorpower.com

PI3101-00-HVIZ

Rev 1.1, April 29

th, 2010

Page 5 of 18

Electrical Specifications (continued)

Unless otherwise specified: 36V < VIN < 75V, 0A < IOUT < 18A, -40C < TCASE < 100C

(1)

Parameter

Symbol

Min

Typ

Max

Units

Conditions

Output Specifications (continued)

Output Turn-off Delay Time

tOFFDLY

µs

VIN = VUVOFF to ENABLE < 1.8V

Soft-Start Ramp Time

tSS

380

µs

ENABLE = 5V to 90% Vout

CSS = 0

Maximum Load Capacitance

COUT

VIN = 75V, 18A resistive load

CSS = 1µF

Load Transient Deviation

VODV

110

IOUT = 25% step 0.1A/µS

COUT = 12x10µF 10V X7R

Load Transient Recovery Time

tOVR

120

µs

IOUT = 25% step 0.1A/µS

COUT = 12x10µF 10V X7R

VOUT - 1%

Maximum Output Power

POUT

Auxiliary Control Pins

ENABLE

DC Voltage Reference Output

VERO

4.65

4.9

5.15

Vdc

Output Current Limit

(2)

IECL

-3.3

-2.6

-1.9

mAdc

ENABLE = 3.3V

Start Up Current Limit

(2)

IESL

-120

-90

-60

µA

ENABLE = 1V

Module Enable Voltage

VEME

1.95

2.5

3.05

Vdc

Module Disable Voltage

VEMD

1.8

2.35

2.9

Vdc

Disable Hysteresis

VEDH

150

Enable Delay Time

tEE

µs

Disable Delay Time

tED

µs

Maximum Capacitance

CEC

1500

Maximum External Toggle Rate

fEXT

TRIM/SS

Trim Voltage Reference

VREF

1.22

Vdc

Internal Capacitance

CREFI

100

External Capacitance

CREF

µF

Internal Resistance

RREFI



TM (Temperature Monitor)

Temperature Coefficient

TMTC

mV/°K

Temperature Full Range Accuracy

TMACC

-5

°K

Drive Capability

ITM

-100

µA

TM Output Setting

VTM

3.00

Ambient Temperature = 300°K

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