Ac/Dc Input Terminal Block (J1) - Delta IMA-1000 Series Application Note

For medical and industrial applications
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Overview
2.1

AC/DC Input terminal block (J1)

J1 is the input connector, a standard screw type 3-pin con-
nector with clamp washer and a terminal centres pitch dis-
tance of 9.5 mm (0.37 in).
Fig. 2: AC/DC Input terminal block (J1) - pin assignment
Pin
Assignment
N
Neutral
L
Line (Phase)
Ground/Earth
Table 1:
AC/DC input terminal block (J1) - pin assignment
Wire range: 12-18 AWG
Screw torque: 1.3 Nm (11.5 lb-in)
Screws are suitable for slotted and Phillips head screwdriv-
ers.
4
L
N
2.2
Signal port and Auxiliary DC Output
(J3)
Fig. 3: Signal port and Auxiliary DC Output (J3)
14
12
10
8
6
4
2
Fig. 4: Signal port and Auxiliary DC Output (J3) - Pin
assignment
Pin
Assignment
1
+5VSB
2
+5VSB
3
5VSB_RTN
4
5VSB_RTN
5
SCL
6
SDA
7
5VSB_RTN
8
+5VSB
9
PWR_GOOD
10
Remote ON/OFF
11
Current_Share_V
12
Address
13
+V_SENSE
14
-V_SENSE
Table 2:
Signal port and Auxiliary DC Output (J3) - Pin
assignment
On the end product, it is recommended to connect all 3 pins
+5VSB together and all 3 pins 5VSB_Return together.
There is no galvanic isolation between 5VSB GND and
Main DC Output GND.
IMA-x1000-xx-Series_Application_Note_V4.0_XX_EN_2019-08-19
13
11
9
7
5
3
1
Usage
+5 V standby
+5 V standby
5 V standby return
5 V standby return
Serial Clock Line, Serial
Data Line, see "3.16.1 I2C
slave address", p. 11
5 V standby return
+5 V standby
See "3.12 Power Good",
p. 9
See "3.11 Remote ON/
OFF", p. 8
See "3.16 Current sharing",
p. 10
See "3.14 Remote
+V_SENSE, -V_SENSE",
p. 9

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Ima-1000-12 seriesIma-1000-24 seriesIma-1000-48 series

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