MQHL-28-3R3S Datasheet, PDF (2/17 Pages) SynQor Worldwide Headquarters – HIGH RELIABILITY DC-DC CONVERTER

Technical Specification
BLOCK DIAGRAM
MQHL-28-3R3S
Output: 3.3 V
Current: 15 A
1
POSITIVE
INPUT
2
INPUT
RETURN
3
CASE
4
ENABLE 1
5
SYNC OUT
6
SYNC IN
REGULATION STAGE
CURRENT
SENSE
T1
ISOLATION STAGE
T2
T1
7
POSITIVE
T2
OUTPUT
8
OUTPUT
RETURN
GATE DRIVERS
UVLO
OVSD
PRIMARY
CONTROL
CURRENT
LIMIT
CONTROL POWER
OVP
GATE CONTROL
MAGNETIC
FEEDBACK
SECONDARY
CONTROL
12
NO CONNECT
11
TRIM
10
+ SENSE
9
− SENSE
TYPICAL CONNECTION DIAGRAM
28 Vdc ⁺
open
means
on
1 _+VIN
2 _{IN RTN}
3 _CASE
4 _{ENA 1}
MQHL
5 _{SYNC OUT}
6 _{SYNC IN}
N/C ¹²
TRIM ¹¹
+SNS ¹⁰
-SNS ⁹
OUT RTN ⁸
+VOUT ⁷
+
Load
Product # MQHL-28-3R3S
Phone [phone]
www.synqor.com
Doc.# 005-0005077 Rev. 1
05/27/09
Page 2