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Electrical Specifications (continued)
Unless otherwise specified: 36V < V IN < 75V, 0A < I OUT < 18A, -40 ? C < T CASE < 100 ? C (1)
Parameter
Symbol
Min
Typ
Max
Units
Conditions
Output Specifications (continued)
Output Turn-off Delay Time
Soft-Start Ramp Time
Maximum Load Capacitance
t OFFDLY
t SS
C OUT
10
380
10
μs
μs
mF
V IN = V UVOFF to ENABLE < 1.8V
ENABLE = 5V to 90% Vout
C SS = 0
V IN = 75V, 18A resistive load
C SS = 1μF
Load Transient Deviation
V ODV
90
110
mV
I OUT = 25% step 0.1A/μS
C OUT = 12x10μF 10V X7R
I OUT = 25% step 0.1A/μS
Load Transient Recovery Time
t OVR
120
μs
C OUT = 12x10μF 10V X7R
V OUT - 1%
Maximum Output Power
P OUT
60
W
Auxiliary Control Pins
ENABLE
DC Voltage Reference Output
V ERO
4.65
4.9
5.15
Vdc
Output Current Limit (2)
I ECL
-3.3
-2.6
-1.9
mAdc
ENABLE = 3.3V
Start Up Current Limit
(2)
I ESL
-120
-90
-60
μA
ENABLE = 1V
Module Enable Voltage
Module Disable Voltage
V EME
V EMD
1.95
1.8
2.5
2.35
3.05
2.9
Vdc
Vdc
Disable Hysteresis
Enable Delay Time
Disable Delay Time
Maximum Capacitance
Maximum External Toggle Rate
V EDH
t EE
t ED
C EC
f EXT
150
10
10
1500
1
mV
μs
μs
pF
Hz
TRIM/SS
Trim Voltage Reference
Internal Capacitance
External Capacitance
Internal Resistance
V REF
C REFI
C REF
R REFI
1.22
100
10
1
Vdc
nF
μF
k ?
TM (Temperature Monitor)
Temperature Coefficient
TM TC
10
mV/°K
Temperature Full Range Accuracy
Drive Capability
TM ACC
I TM
-5
-100
5
°K
μA
TM Output Setting
V TM
3.00
V
Ambient Temperature = 300°K
Picor Corporation ? picorpower.com
PI3101-00-HVIZ
Rev 1.1, April 29 th , 2010
Page 5 of 18
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