IR3856WMTR1PBF International Rectifier, IR3856WMTR1PBF Datasheet - Page 6

• Manufacturer Part Number: IR3856WMTR1PBF
• Description: IC REG SYNC BUCK 6A 17-QFN
• Manufacturer: International Rectifier
• Series: SupIRBuck™r
• Type: Step-Down (Buck)r

Specifications of IR3856WMTR1PBF

• Internal Switch(s): Yes
• Synchronous Rectifier: Yes
• Number Of Outputs: 1
• Voltage - Output: 0.7 ~ 14.4 V
• Current - Output: 6A
• Frequency - Switching: 225kHz ~ 1.65MHz
• Voltage - Input: 1.5 ~ 16 V
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: 17-PowerVQFN
• Power - Output: 1.3W
• Part Status: Active
• Package: PQFN / 4 x 5
• Circuit: Single Output
• Iout (a): 6
• Switch Freq (khz): 0 - 750
• Input Range (v): 1.5 - 16
• Output Range (v): 0.7 - 0.9*Vin
• Ocp Otp Uvlo Pre-bias Soft Start And: PGOOD + EN + SEQ + OVD
• Server Storage: Yes
• Routers Switches: Yes
• Base Station Telecom: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: IR3856WMTR1PBFTR

Electrical Specifications (continued)
Unless otherwise specified, these specifications apply over 4.5V< PVcc=V
0
o
Rt Voltage
Error Amplifier
Over Current Protection
OCSET Current
OC Comp Offset Voltage
SS off time
Bootstrap Diode
Forward Voltage
Deadband time
Frequency
C<T
Oscillator
Ramp Amplitude
Ramp Offset
Min Pulse Width
Fixed Off Time
Max Duty Cycle
Input Offset Voltage
Input Bias Current
Input Bias Current
Sink Current
Source Current
Slew Rate
Gain-Bandwidth Product
DC Gain
Maximum Voltage
Minimum Voltage
Common Mode Voltage
Soft Start/SD
Soft Start Current
Soft Start Clamp Voltage
Shutdown Output
Threshold
Rev 8.0
j
Parameter
< 125
o
C. Typical values are specified at T
Isource(E/A)
Vss(clamp)
SS_Hiccup
Ramp (os)
Symbol
Dmin(ctrl)
Isink(E/A)
Vmax(E/A)
Vmin(E/A)
IFb(E/A)
IVp(E/A)
Vramp
V
Dmax
GBWP
I
OCSET
OFFSET
Vos
Gain
ISS
SR
SD
F
S
Rt=59K
Rt=28.7K
Rt=9.31K, Note4
Note4
Note4
Note4
Note4
Fs=250kHz
Vfb-Vseq,
Vseq=0.8V
Note4
Note4
Note4
Vcc=4.5V
Note4
Source
Fs=250kHz
Fs=500kHz
Fs=1500kHz
Note4
I(Boot)=30mA
Note4
Test Condition
a
= 25
o
C.
0.665
Min
1350
0.40
20.8
225
450
136
180
-10
2.7
-10
100
43
92
3.4
14
-1
-1
8
7
20
5
0
TYP
4096
1500
23.6
48.8
0.85
250
500
130
154
260
3.0
0.7
1.8
0.6
50
10
12
110
120
20
10
3.5
30
0
0
cc
<5.5V, V
IR3856WMPbF
MAX
0.735
1650
26.4
54.6
275
550
200
+10
172
+10
470
3.75
3.3
0.3
1.2
+1
+1
13
20
120
220
26
30
40
1
in
=12V
Units
Cycles
Vp-p
V/μs
kHz
mV
mA
MHz
mV
mV
μA
μA
μA
ns
%
mV
ns
dB
V
V
V
V
V
PD-97506
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