IR3870MTR1PBF International Rectifier, IR3870MTR1PBF Datasheet - Page 6

• Manufacturer Part Number: IR3870MTR1PBF
• Description: IC BUCK SYNC ADJ 10A PQFN56
• Manufacturer: International Rectifier
• Series: SupIRBuck™r
• Type: Step-Down (Buck)r

Specifications of IR3870MTR1PBF

• Internal Switch(s): Yes
• Synchronous Rectifier: Yes
• Number Of Outputs: 1
• Voltage - Output: 0.5 ~ 12 V
• Current - Output: 10A
• Frequency - Switching: 200kHz ~ 1MHz
• Voltage - Input: 3 ~ 26 V
• Operating Temperature: 0°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: 17-PowerVQFN
• Part Status: Active
• Package: PQFN / 5 x 6
• Circuit: Single Output
• Iout (a): 10
• Switch Freq (khz): 0 - 1000
• Input Range (v): 3.0 - 26
• Output Range (v): 0.5 - 12
• Ocp Otp Uvlo Pre-bias Soft Start And: Constant On-Time + OVP no OTP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Power - Output: -
• Other names: IR3870MTR1PBFTR

Dead time
Static Drain-to-Source On-
Resistance
Static Drain-to-Source On-
Resistance
Static Drain-to-Source On-
Resistance
Static Drain-to-Source On-
Resistance
Diode Forward Voltage
Static Drain-to-Source On-
Resistance
Static Drain-to-Source On-
Resistance
Static Drain-to-Source On-
Resistance
Static Drain-to-Source On-
Resistance
Diode Forward Voltage
Source Resistance
Sink Resistance
Charge Pump Disable
Threshold, V
EN Rising Threshold
EN Hysteresis
EN Input Current
PGOOD pull down resistance
Notoe1: Guaranteed by design, not tested in production
Electrical Specifications (continued)
Unless otherwise specified, these specification apply over VIN = 12V, PVCC = 7VDC, 0
LOWER MOSFET
GATE DRIVE
UPPER MOSFET
CHARGE PUMP OUTPUT
LOGIC INPUT AND OUTPUT
PARAMETER
CP TH
NOTE
1
Monitor body diode conduction on
PHASE pin
PVCC =5V, I
PVCC =5V, I
PVCC =7V, I
PVCC =7V, I
V
PVCC =5V, I
PVCC =5V, I
PVCC =7V, I
PVCC =7V, I
V
I
I
I
CPO
CPO
PGOOD
GS
GS
=0V, I
=0V, I
=15mA
=15mA
=2mA
TEST CONDITION
S
S
=10A, T
=10A, T
D
D
D
D
D
D
D
D
=10A, T
=10A, T
=10A, T
=10A, T
=10A, T
=10A, T
=10A, T
=10A, T
J
J
=25
=25
J
J
J
J
J
J
J
J
=25
=125
=25
=125
=25
=125
=25
=125
o
o
C
C
o
o
o
o
C
C
o
o
C
C
o
o
C
C
C
C
1.13
MIN
6.7
40
5
IR3870MBF
o
C ≤ TJ ≤ 125
TYP
14.7
11.9
1.21
100
6.2
5.1
3.3
7.2
50
1
MAX
1.29
160
100
1.0
1.0
2.1
30
26
22
11
9
5
1
o
C.
6
UNIT
mΩ
mΩ
mΩ
mΩ
mΩ
mΩ
mΩ
mΩ
mV
μA
ns
V
V
Ω
Ω
V
V
Ω