Technical
Specification
IQ32-HT Family
9-75V
100V
1.8-48V
Outputs
126W
Max Power
2250V dc
Half-brick
DC-DC Converter
Continuous Input Transient Input
Isolation
The InQor® Half-brick converter series is composed
of next-generation, board-mountable, isolated,
fixed switching frequency dc-dc converters that
use synchronous rectification to achieve extremely
high power conversion efficiency. Each module is
supplied completely encased to provide protection
from the harsh environments seen in many
G
-
A
S
.
2
5
R
4
-
5
N
3
3
@
C
T
T
VOU
H
industrial and transportation applications.
8
3
4
3
-
8
0
.
1
2
3
VIN
Q
5
I
7
-
9
Operational Features
• High efficiency, up to 88% at full rated load current
• Delivers full power with minimal derating - no heatsink required
• Operating input voltage range: 9-75V, 100V transient for 100ms
• Fixed frequency switching provides predictable EMI
• No minimum load requirement
Protection Features
Mechanical Features
• Input under-voltage lockout
• Input over-voltage shutdown
• Output current limit and short circuit protection
• Active back bias limit
• Output over-voltage protection
• Thermal shutdown
• Industry standard Half-brick pin-out configuration
• Size: 2.390" x 2.490" x 0.512" (60.6 x 63.1 x 13.0 mm)
• Total weight: 5 oz (142 g)
Control Features
CONTENTS
• On/Off control referenced to input side
• Remote sense for the output voltage
• Output voltage trim range of -20%, +10%
Page No.
IQ32 FAMILY Electrical Characteristics (all output voltages) . . . . . . . . . 2
IQ32-HT Family Figures (all output voltages). . . . . . . . . . . . . . . . . . . . 3
IQ32018HTx45 Electrical Characteristics (1.8 Vout) & Figures . . . . . . .4-5
IQ32033HTx33 Electrical Characteristics (3.3 Vout) & Figures . . . . . . .6-7
IQ32050HTx24 Electrical Characteristics (5.0 Vout) & Figures . . . . . . .8-9
IQ32120HTx10 Electrical Characteristics (12.0 Vout) & Figures . . . . 10-11
IQ32150HTx08 Electrical Characteristics (15.0 Vout) & Figures . . . . 12-13
IQ32240HTx05 Electrical Characteristics (24.0 Vout) & Figures . . . . 14-15
IQ32280HTx05 Electrical Characteristics (28.0 Vout) & Figures . . . . 16-17
IQ32400HTx03 Electrical Characteristics (40.0 Vout) & Figures . . . . 18-19
IQ32480HTx03 Electrical Characteristics (48.0 Vout) & Figures . . . . 20-21
Application Section . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22-25
IQ32-HT Family Standards & Qualification . . . . . . . . . . . . . . . . . . . . . 26
IQ32-HT Mechanical Drawing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27
IQ32-HTV Mechanical Drawing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28
Ordering Information. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29
Safety Features
• 2250V, 30 MΩ input-to-output isolation
• CAN/CSA-C22.2 No. 60950-1:2003
• EN60950-1:2001 Certified by TUV
• CE Marked 2006/95/EC Low Voltage Directive
• IEC 61000-4-2
• RoHS compliant (see last page)
Product # IQ32xxxHTXxx
Phone 1-888-567-9596
www.synqor.com
Doc.# 005-0005294 Rev. B
5/7/10
Page 1