ZY2120 Power-One, ZY2120 Datasheet - Page 12

• Manufacturer Part Number: ZY2120
• Description: Zy2120 20a No-bus Pol
• Manufacturer: Power-One

7.
Legend: I=input, O=output, I/O=input/output, P=power, A=analog, PU=internal pull-up
ZD-02139 Rev. 1.0 04NOV08
MARGIN
PGOOD
Name
SYNC
VOUT
TRIM
CCA
GND
+VS
Pin
-VS
VIN
OK
CS
EN
IM
Pin Assignments and Description
Number
2,15
Pin
11
10
16
12
13
6
4
3
9
8
5
7
1
Type
Pin
I/O
I/O
I/O
I/O
A
A
P
P
P
I
I
I
I
I
Buffer
Type
PU
PU
PU
PU
PU
PU
PU
A
A
Frequency Synchronization
Compensation Coefficient
Output Voltage Margining
Negative Voltage Sense
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Positive Voltage Sense
Current Share/Sense
Output Voltage Trim
Pin Description
Output Voltage
Power Ground
Master Mode
Input Voltage
Power Good
Fault Status
Address
Enable
Line
8V to 14V Input
ZY2120 20A No-Bus POL Data Sheet
To program the output voltage, connect a resistor
To program the output voltage, connect a resistor
is OFF when the pin is low or connected to GND
Connect OK pin to other Z-POLS. Leave open if
POL is ON when the pin is high or floating. POL
Connect CS pin to other ZY2120s connected in
Connect to the negative point close to the load
Connect to the positive point close to the load
Connect to GND for logic 0 or leave open for
Connect SYNC pin to other Z-POLS or to an
Connect to GND to make the POL the clock
master or leave open to synchronize to an
between MARGIN and TRIM
between MARGIN and TRIM
external clock generator
Preliminary Data Sheet
•
external clock
0.5V to 5.5V Output
not used
paralle.
logic 1
Notes
Page 12 of 15