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MCR03EZPFX1002 数据表(PDF) 6 Page - International Rectifier

部件名 MCR03EZPFX1002
功能描述  HIGHLY INTEGRATED 14A SINGLE-INPUT VOLTAGE, SYNCHRONOUS BUCK REGULATOR
PDF  36 Pages
Scroll/Zoom Zoom In 100%  Zoom Out
制造商  IRF [International Rectifier]
网页  http://www.irf.com
标志 IRF - International Rectifier

MCR03EZPFX1002 数据表(HTML) 6 Page - International Rectifier

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6
IR3837MPbF
Rev 1.31
Electrical Specifications (continued)
Unless otherwise specified, these specification apply over, 7.0V<V
in=PVin<16V, Vref=0.6V
in 0oC<T
j< 125
oC. Typical values are specified at T
a = 25
oC.
PARAMETER
SYMBOL
TEST CONDITION
MIN
TYP
MAX
UNIT
ERROR AMPLIFIER
Vos_Vp
Vfb-Vp, Vp=0.6V, Vref >2.0V
-1
+1
Input Offset Voltage
Vos_Vref
Vfb-Vref, Vref=0.6V, Vp>2.0V
-1
1
%
Input Bias Current
IFb(E/A)
-1
+1
A
Input Bias Current
IVp(E/A)
-1
+1
A
Sink Current
Isink(E/A)
0.40
0.85
1.2
mA
Source Current
Isource(E/A)
8
10
13
mA
Slew Rate
SR
Note4
7
12
20
V/
s
Gain-Bandwidth Product
GBWP
Note4
20
30
40
MHz
DC Gain
Gain
Note4
100
110
120
dB
Maximum Voltage
Vmax(E/A)
3.4
3.5
3.75
V
Minimum Voltage
Vmin(E/A)
150
220
mV
Common Mode Voltage
0
1.2
V
OSCILLATOR
Rt Voltage
0.665
0.7
0.735
V
Rt=59K
225
250
275
Rt=28.7K
450
500
550
Frequency Range
FS
Rt=9.53K, Note4
1350
1500
1650
kHz
Ramp Amplitude
Vramp
Note4
1.8
Vp-p
Ramp Offset
Ramp(os)
Note4
0.6
V
Min Pulse Width
Dmin(ctrl)
Note4
70
ns
Max Duty Cycle
Dmax
Fs=250kHz
91
%
Fixed Off Time
Note4
300
ns
Sync Frequency Range
20% above free running
frequency
225
1650
kHz
Sync Pulse Duration
100
200
ns
Sync High
2
Sync Level Threshold
Sync Low
0.6
V
REFERENCE VOLTAGE
Feedback Voltage
VFB
Vref pin floating, Vp=Vcc
0.6
V
0
oC<Tj<125oC
-1.0
+1.0
Accuracy
-40
oC<Tj<125oC, Note3
-2.0
+2.0
%
Vref margining voltage
Vref_marg
0.54
1.2
V
Sink Current
Isink_Vref
Vref=0.7V
19
25
µA
Source Current
Isource_Vref
Vref=0.5V
19
25
µA
Tracker(upper)
Vref pulled up externally
1.35
1.5
1.6
Tracker Comparator Threshold
Tracker(lower)
Vref pulled up externally
1.05
1.2
1.3
V
Tracker Comparator
Hysteresis
Tracker_Hys
Vref pulled up externally
220
300
420
mV



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