ZY1120G Datasheet, PDF (5/17 Pages) Power-One – ZY1120 20A No-Bus POL Data Sheet 3V to 14V Input  0.5V to 5.5V Output

ZY1120 20A No-Bus POL Data Sheet
3V to 14V Input  0.5V to 5.5V Output
Overtemperature Protection
Type
Non-Latching, 130ms period
Turn Off Threshold
Temperature is increasing
120
C
Turn On Threshold
Temperature is decreasing after module was
shut down by OTP
110
C
Threshold Accuracy
-5
5
C
Delay
From instant when threshold is exceeded until
the turn-off command is generated
6
μs
Logic
Lower Threshold
Power Good Signal (PGOOD pin)
V_OUT is inside the PG window and stable
V_OUT is outside of the PG window or ramping
up/down
Follows the output voltage setpoint
Upper Threshold
Follows the output voltage setpoint
Delay
From instant when threshold is exceeded until
status of PG signal changes
Threshold Accuracy
Measured at V_O.SET=2.5V
-2
___________________
1 _{Minimum OVP threshold is 1.0V}
High
Low
90
110
6
N/A
%V_O.SET
%V_O.SET
μs
2
%V_O.SET
4.4 Feature Specifications
Parameter
Conditions/Description
Min
Type
Maximum Number of Modules
Connected in Parallel
Maximum Number of Modules
Connected in Parallel
Current Share Accuracy
Current Share (CS pin)
I_{OUT MIN}≥20%*I_{OUT NOM}
I_{OUT MIN}=0
I_{OUT MIN}≥20%*I_{OUT NOM}
Interleave (Phase Lag)
Interleave (IM and INTL0…INTL4 pins)
Programmable via INTL0…INTL4 pins in
11.25 steps (IM pin is open)
0
Default (IM pin is pulled low)
Power-Up Delay
Sequencing (DELAY pin)
Programmable by capacitor connected to
DELAY pin
Default: C_DELAY=0
Tracking
Rising Slew Rate
Proportional to SYNC frequency
Falling Slew Rate
Proportional to SYNC frequency
Nom
Max
Units
Active, Single Line
10
4
±20
%I_OUT
348.75
degree
0
degree
210
ms
0
ms
0.1
V/ms
-0.5
V/ms
ZD-00790 Rev. 1.6, 25-Jun-10
www.power-one.com
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