IR3521MTRPBF International Rectifier, IR3521MTRPBF Datasheet - Page 8

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IR3521MTRPBF

Manufacturer Part Number
IR3521MTRPBF
Description
IC CTRL XPHASE3 SVID 32-MLPQ
Manufacturer
International Rectifier
Series
XPhase3™r
Datasheet

Specifications of IR3521MTRPBF

Applications
Processor
Current - Supply
10mA
Voltage - Supply
4.75 V ~ 7.5 V
Operating Temperature
0°C ~ 100°C
Mounting Type
Surface Mount
Package / Case
*
Package
32-Lead MLPQ
Circuit
X-Phase Control IC
Switch Freq (khz)
250kHz to 1.5MHz
Pbf
PbF Option Available
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Remote Sense Amp input offset.
Note 1: Guaranteed by design, but not tested in production Note 2: VDACx Outputs are trimmed to compensate for Error & Amp
Under Voltage Threshold - Voutx
Increasing
Under Voltage Threshold Hysteresis
Output Voltage
Leakage Current
VCCL Activation Threshold
Over Voltage Protection (OVP) Comparators
Voutx Threshold Voltage
Threshold during Dynamic VID down
Dynamic VID Detect Comparator Threshold Note 1
Propagation Delay to IIN
OVP High Voltage
IIN Pull-up Resistance
Open Sense Line Detection
Sense Line Detection Active Comparator
Threshold Voltage
Sense Line Detection Active Comparator
Offset Voltage
VOSEN+ Open Sense Line Comparator
Threshold
VOSEN- Open Sense Line Comparator
Threshold
Sense Line Detection Source Currents
Reference Feedback Voltage
VCCLFB Bias Current
VCCLDRV Sink Current
UVLO Start Threshold
UVLO Stop Threshold
Hysteresis
ENABLE, PWROK Inputs
Threshold Increasing
Threshold Decreasing
Threshold Hysteresis
Bias Current
PWROK VFIX Mode Threshold
General
VCCL Supply Current
Threshold at Power-up
OVP Release Voltage during Normal
Operation
OVP Power-up High Voltage
Propagation Delay to OVP
VCCL Regulator Amplifier
PARAMETER
Reference to VDACx
I(PGOOD) = 4mA
V(PGOOD) = 5.5V
I(PGOOD) = 4mA, V(PGOOD) =
300mV
Compare to V(VDACx)
Measure time from V(Voutx) >
V(VDACx) (250mV overdrive) to
V(IINx) transition to > 0.9 *
V(VCCL).
Measure V(VCCL)-V(ROSC/OVP)
V(Voutx) < [V(VOSENx+) –
V(LGND)] / 2
Compare to V(VCCL)
V(Voutx) = 100mV
Compare to V(VCCL)
Compare to V(VCCL)
Compare to V(VCCL)
0V ≤ V(x) ≤ 3.5V, SVC not asserted
Compare to V(VDACx)
V(VCCLDRV)=1.8V. Measure
V(VCCL)-V(ROSC/OVP)
Measure time from V(Voutx) >
V(VDACx) (250mV overdrive) to
V(ROSC/OVP) transition to >1V.
TEST CONDITION
Page 8
1.8
1.60
-20
470
MIN
-325
1.15
89.0
81.0
220
1.3
0.8
3.3
25
7.0
-5
3.5
86.5
0.36
V
10
200
-1
150
5
29
0
0
+3.3)(V) / 2
(VCCL
TYP
-275
1.73
93.5
85.0
8.25
150
1.2
1.65
0.99
150
53
62.5
89.0
0.40
40
620
10
200
500
0
1.73
1.85
5
0
260
0
50
90
3
MAX
IR3521
-225
1.25
97.0
89.0
110
300
9.5
3.5
V3.03
10
300
15
91.5
0.44
15
250
700
770
1.83
1
285
180
1.9
1.2
VC
90
CL
1.9
1.2
0.2
25
75
5
UNIT
mV
mV
mV
mA
mV
mA
A
uA
uA
%
%
%
V
V
V
V
V
mV
mV
mV
mV
mV
uA
nS
ns
%
V
V
V
V
V

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