Draft Rev.A Aug/06/2008
High Output Power, High Efficiency Half Brick,
SV24-32-400-B
Module: 18Vdc to 36Vdc Input,
32Vdc Output, Output Power Up to 400W.
FEATURES:
World's Most Advanced High Power
Density DC-DC Converters.
• Miniature Size: 61.0mm x 57.9mm x 12.7mm
(2.40in. x 2.28in. x 0.50in.) (Typical)
• High Power Density: Up to 146.2W/in.^3
• High Efficiency: 92% Typical
• Low Output Noise
• Industry-Standard Size
• Metal Baseplate
• Thermal Protection
• Input Under Voltage Protection
• Output Over Voltage Protection
• Current Limit/Short Circuit Protection
• Adjustable Output Voltage: 90% to 110% of
Vo,set
DESCRIPTION:
The SUPERVERTERTM module is a high density
DC-DC converter designed for use in distributed
• Remote Sense
power architectures, workstation, EDP equipment, • RoHS Compliant
and telecommunication applications. The sur- • Safety: TBD
face-mount construction uses a metal baseplate
and planar transformer to produce up to 400W in
a half brick package. The SUPERVERTERTM module is a suitable replacement for all industry.
OPTIONS
• Remote On/Off Logic Configuration
• Heat Sink Available for Extended Operation
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Web Site: http://www.acbel.com
Draft Rev.A Aug/06/2008
SPECIFICATIONS:
ABSOLUTE MAXIMUM RATINGS
PARAMETER
Input Voltage (+In to –In)
Storage Temperature
Storage Humidity
Operating Temperature
Operating Humidity
MIN
-0.3
-0.3
-40
10
-40
TYP
30
MAX
50
36
125
95
100
UNITS
V
V
℃
%
℃
95
%
MAX
36
28
2
UNITS
V
A
A^2s
15
mAp-p
CONDITIONS
<100ms
Continuous
Temperature measure shall
be taken from the baseplate
(Tb).
INPUT SPECIFICATIONS:
PARAMETER
Operation Input Voltage (Vi)
Maximum Input Current (Ii,max)
Inrush Transient
Input Reflected-Ripple Current:
Peak-Peak
Input Ripple Rejection
Input Under Voltage Protection:
Turn-on Threshold
Turn-off Threshold
MIN
18
TYP
24
7
60
dB
V
V
V
17
16
18
15
PARAMETER
Output Set Point (Vo,set)
MIN
31.95
TYP
32
MAX
32.05
UNITS
V
Output Voltage Accuracy
Output Voltage Tolerance Band
Line Regulation
Load Regulation
Temperature Drift
Output Ripple and Noise Voltage
Peak to Peak
31.7
-3
32
32.3
+3
0.2
0.2
0.02
V
%
%
%
%/ ℃
350
mVp-p
12.5
A
A
CONDITIONS
Vi=18V, Io =Io,max
5HZ to 100MHZ, Io=Full
Load, 12uH source impedance
120Hz
Vo=32V, Io =Io,max.
OUTPUT SPECIFICATIONS:
Output Current
Io,min
Io,max
0
Output Current Limit
110
125
%Io,max
Output Short Circuit Current
Output Over Voltage Protection
External Capacitance
112
10
140
Arms
%Vo,set
uF
1000
2
CONDITIONS
Initial Adjusted
Tb=25℃,Vi=24V,
Io=Io,max
Io=Io,max
All Operating Condition
Vi=18V to 36V
Io= Io,min to Io,max.
Tb= -40 to 100℃
Bandwidth 5Hz to 20MHz
and with 0.1uF MLCC.
Output Capacitor:
1000uF
At Vo<=32V, if Vo>32V,
Output Power (Po) should
be less than its rating
power.
Current limit inception
point Vo=90% of Vo,set
Hiccup Mode
Io=0.5A
Web Site: http://www.acbel.com
Draft Rev.A Aug/06/2008
OUTPUT SPECIFICATIONS (CONTINUED):
PARAMETER
MIN
Efficiency
TYP
92
MAX
UNITS
%
Dynamic Response: 25% - 50% -75%
load, ΔIo/Δt=0.1A/us; with Output
Capacitor 220uF/50V,
3
Peak Deviation
Settling Time
300
%Vo,set
us
MAX
UNITS
0.8
V
V
CONDITIONS
Vi=24V, Vo=32V, Io=80 %
of Io,max, Tb=25 ℃.
Vi=24V, Vo=24V, Io=33 %
of Io,max, Tb=25 ℃.
Vi=24V, Tb=25oC
Duration outside of Vo,set
+/- 1.0% error band
CONTROL SPECIFICATIONS:
PARAMETER
Logic ON/OFF Remote:
Positive:
Off-State Voltage
On-State Voltage
MIN
TYP
2.0
Negative:
Off-State Voltage
On-State Voltage
Turn-On Time
Output Voltage Trim Range
Over Temperature Protection
Shutdown
Recovery
2.0
0.8
30
90
100
90
110
105
110
V
V
ms
%Vo,set
o
C
C
o
CONDITIONS
Vo=90% of Vo,set
Refer to Trim Circuit.
Refer to Fig.3 for location
definition
Auto. Recovery
ISOLATION SPECIFICATIONS:
PARAMETER
Input to Output
Input to Case
Output to Case
Input to Output Capacitance
Isolation Resistance
MIN
TYP
1500
1500
500
2000
MAX
100
UNITS
Vdc
Vdc
Vdc
pF
Mohm
CONDITIONS
60 seconds
60 seconds
60 seconds
At Tb=25℃, 70%RH,
Output to Baseplate
500VDC
STRUCTURAL DYNAMICS:
PARAMETER
Vibration
Shock
CONDITIONS
Sine Wave, 10-55Hz (Sweep for 1 min.), Amplitude 0.825mm Constant (Maximum
5g) X,Y,Z 1 Hour each, At No Operating,
20g, 166 in/sec, Square Wave
GENERAL SPECIFICATIONS:
PARAMETER
MTBF
Weight
Size (WxHxD)
MIN
TYP
2
TBD
2.40x2.28x0.5
3
MAX
UNITS
Mhrs
CONDITIONS
Tc=40℃, Io=80% of
Io,max
g
in.^3
Web Site: http://www.acbel.com
Draft Rev.A Aug/06/2008
TRIM CIRCUIT:
A. Trim down: The resistor for output voltage trim-down function could be calculated with the following formula:
+ Out
 100 
Rtrim − down = 
-2 
 ∆% 
+Sense
Trim
Rtrim-down
Load
( k Ω)
Δ%: Desired output voltage change.
-Sense
-Out
Fig. 1 The schematic for output voltage trim down.
B. Trim up: The resistor for output voltage trim-up function could be calculated with the following formula
+ Out
V (100 +∆%) (100 + 2∆%) 
Rtrim−up =  O
−
∆% 
 1.225∆%
+Sense
Load
Trim
Rtrim-up
(kΩ)
Vo: The required output voltage.
Δ%: Desired output voltage change.
-Sense
-Out
Fig. 2 The schematic for output voltage trim up.
OUTLINE DRAWING:
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Web Site: http://www.acbel.com