ZY1015 15A No-Bus POL Data Sheet
3V to 14V Input ? 0.5V to 5.5V Output
7.
Pin Assignments and Description
Pin
Name
Pin
No.
Pin
Type
Buffer
Type
Pin Description
Notes
Connect to an external voltage source higher
VLDO
1
P
Low Voltage Dropout
than 4.75V, if V IN <4.75V. Connect to V IN , if
V IN ≥ 4.75V
IM
TEMP
ENP
2
3
4
I
A
I
PU
PU
Interleave Mode
Temperature Measurement
Enable Logic Selection
Tie to PGND for master or leave open to set
interleave by INTL0…INTL4 pins
Analog voltage proportional to junction
temperature of the controller
Tie to PGND for Negative logic or leave open
for Positive logic
Connect a capacitor between the pin and
DELAY
5
A
Power-Up Delay
PGND to program the Power-Up delay. Leave
open for zero delay
CCA2
CCA1
CCA0
VREF
EN
OK
SYNC
PGOOD
TRIM
CS
INTL4
INTL3
INTL2
INTL1
INTL0
-VS
+VS
VOUT
PGND
VIN
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
I
I
I
A
I
I/O
I/O
I/O
A
I/O
I
I
I
I
I
I
I
P
P
P
PU
PU
PU
PU
PU
PU
PU
PU
PU
PU
PU
PU
PU
PU
PU
Compensation Coefficient Address
Bit 2
Compensation Coefficient Address
Bit 1
Compensation Coefficient Address
Bit 0
Voltage Reference
Enable
Fault Status
Frequency Synchronization Line
Power Good
Output Voltage Trim
Current Share/Sense
Interleave Bit 4
Interleave Bit 3
Interleave Bit 2
Interleave Bit 1
Interleave Bit 0
Negative Voltage Sense
Positive Voltage Sense
Output Voltage
Power Ground
Input Voltage
Tie to PGND for 0 or leave open for 1
Tie to PGND for 0 or leave open for 1
Tie to PGND for 0 or leave open for 1
To program the output voltage, connect a
resistor between VREF and TRIM
Polarity is determined by ENP pin
Connect to OK pin of other Z-1000 POLs.
Leave open, if not used
Connect to SYNC pin of other Z-POLs and/or
to an external clock generator
To program the output voltage, connect a
resistor between VREF and TRIM
Connect to CS pin of other Z-POLs connected
in parallel
Tie to PGND for 0 or leave open for 1
Tie to PGND for 0 or leave open for 1
Tie to PGND for 0 or leave open for 1
Tie to PGND for 0 or leave open for 1
Tie to PGND for 0 or leave open for 1
Connect to the negative point close to the load
Connect to the positive point close to the load
Legend: I=input, O=output, I/O=input/output, P=power, A=analog, PU=internal pull-up
ZD-00993 Rev. 1.6, 24-Jun-10
www.power-one.com
Page 13 of 17
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