PI3749-X0 Datasheet, PDF (7/26 Pages) Vicor Corporation – 16V to 34VIN, 12V to 28VOUT, 240W Cool-Power ZVS Buck-Boost

PI3749-x0
Electrical Characteristics
Specifications apply for the conditions -40°C < T_J < 115°C, V_IN = 16V - 34V, V_OUT = 24V, L_EXT = 480nH^[4], external C_IN = C_OUT = 20µF,
unless otherwise noted.
Parameter
Symbol
Conditions
Min
Typ
Max
Unit
Input Specifications
Input Voltage
V_{IN_DC}
16
Input Current
I_{IN_DC}
I_OUT = 4A, V_IN = 24V, V_OUT = 24V, T_CASE = 25°C
Input Current
I_{IN_DC}
I_OUT = 7.0A, V_IN = 16V, V_OUT = 24V, T_CASE = 25°C
Input Current During Output Short
(fault condition duty cycle)
I_{IN_SHORT}
[5]
Input Quiescent Current
Input Voltage Slew Rate
Internal Input Capacitance
V_IN UVLO threshold rising
V_IN UVLO hysteresis
V_IN OVLO threshold rising
V_IN OVLO hysteresis
I_{Q_VIN}
Enabled (no load)
V_{IN_SR}
[5]
C_IN
50V, X7R type 25°C, V_OUT = 0V
V_{IN_UVLO_START}
V_{IN_UVLO_HYS}
V_{IN_OVLO_START}
V_{IN_OVLO_HYS}
13.0
35.2
Output Specifications
Output Voltage Range
Output Current Steady State
Output Power Steady State
Output Ripple
Internal Output Capacitance
V_OUT Over Voltage Threshold
V drive
V_{OUT_DC}
I_{OUT_DC}
P_{OUT_DC}
V_{OUT_AC}
C_OUT
V_{OUT_OVT}
V_DR
V_IN = 16V to 34V
V_IN = 24V to 34V
V_IN =24V, V_OUT = 24V, T_CASE = 25°C^[6]
V_IN = 16V, V_OUT = 24V, T_CASE = 25°C^[6]
V_IN = 24V, V_OUT = 12V, T_CASE = 25°C^[6]
V_IN = 24V, V_OUT = 24V, T_CASE = 25°C^[6]
V_IN = 16V, V_OUT = 24V, T_CASE = 25°C^[6]
V_IN = 24V, V_OUT = 12V, T_CASE = 25°C^[6]
I_OUT = 4A, V_IN = 24V, V_OUT = 16V, Tcase = 25°C
C_{OUT_EX} = 8 x 10µF, 50V, X7S, 20MHz BW
50V, X7R type 25°C, V_OUT = 0V
Rising V_OUT threshold to detect open loop
Internal drive supply, internal use only
12
12
6.8
7.2
10
163.2
172.8
120
35.2
4.84
Current Sense Amplifier (Dedicated to monitor Input or Output current)
ISP Pin Bias Current (Sink)
V_OUT = 10V, Flows to SGND
90
ISN Pin Bias Current
V_OUT = 10V
Common Mode Input Range
8
IMON Source Current
1
IMON Sink Current
1
IMON Output At No Load
0
Full Scale Error
40mV input
-4
Bandwidth
[5]
Settling Time For Full Scale Step
1%
Gain
A_{V_CS}
24
4.06
10.8
2.5
6.6
2
14.1
0.7
37.4
0.75
137
1
37.4
5.10
150
0
1.8
1.6
40
20
20
34
V
A
A
mA
mA
1
V/µs
µF
15.0
V
V
39.5
V
V
29
V
34
A
W
mVp-p
µF
39.5
V
5.36
V
260
µA
µA
36
V
3
mA
2.6
mA
10
mV
4
%
kHz
µs
V/V
Cool-Power^® ZVS Switching Regulators
Page 7 of 26
Rev 1.6
09/2016
vicorpower.com
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