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ZL9101M Datasheet(PDF) 6 Page - Intersil Corporation

Part No. ZL9101M
Description  Digital DC/DC PMBus 12A Module
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Maker  INTERSIL [Intersil Corporation]
Homepage  http://www.intersil.com/cda/home
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ZL9101M Datasheet(HTML) 6 Page - Intersil Corporation

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ZL9101M
6
FN7669.1
January 26, 2011
Soft-start Ramp Duration Accuracy (Note 11)
100
µs
DYNAMIC CHARACTERISTICS
Voltage Change for Positive Load Step
ΔIOUT = 6A, slew rate = 2.5A/μs,
VOUT = 1.2V, COUT = 3000µF
3
%
Voltage Change for Negative Load Step
ΔIOUT = 6A, slew rate = 2.5A/μs,
VOUT = 1.2V, COUT = 3000µF
3
%
OSCILLATOR AND SWITCHING CHARACTERISTICS (Note 11)
Switching Frequency Range
590
615
630
kHz
Maximum PWM Duty Cycle
Factory setting
95
%
Minimum SYNC Pulse Width
150
ns
Input clock Frequency Drift Tolerance
External clock source
-13
13
%
LOGIC INPUT/OUTPUT CHARACTERISTICS (Note 11)
Logic Input Bias Current
EN, PG, SCL, SDA pins
-10
10
µA
Logic Input Low, VIL
0.8
V
Logic Input High, VIH
2.0
V
Logic Output Low, VOL
IOL ≤ 4mA (Note 17)
0.4
V
Logic Output High, VOH
IOH ≥ -2mA (Note 17)
2.25
V
FAULT PROTECTION CHARACTERISTICS (Note 11)
UVLO Threshold Range
Configurable via I2C/SMBus
2.85
16
V
UVLO Set-point Accuracy
-150
150
mV
UVLO Hysteresis
Factory setting
3
%
Configurable via I2C/SMBus
0
100
%
UVLO Delay
2.5
µs
Power Good VOUT Threshold
Factory setting
90
% VOUT
Power Good VOUT Hysteresis
Factory setting
5
%
Power Good Delay (Note 16)
Configurable via I2C/SMBus
0
200
ms
VSEN Undervoltage Threshold
Factory setting
85
% VOUT
Configurable via I2C/SMBus
0
110
% VOUT
VSEN Overvoltage Threshold
Factory setting
115
% VOUT
Configurable via I2C/SMBus
0
115
% VOUT
VSEN Undervoltage Hysteresis
5
% VOUT
VSEN Undervoltage/Overvoltage Fault Response
Time
Factory setting
16
µs
Configurable via I2C/SMBus
5
60
µs
Electrical Specifications VDD= 12 V, TA = -40°C to +85°C unless otherwise noted. Typical values are at TA = 25°C. Boldface limits apply
over the operating temperature range, -40°C to +85°C.
(Continued)
PARAMETER
CONDITIONS
MIN
(Note 9)
TYP
(Note 10)
MAX
(Note 9)
UNIT


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