参数资料
型号: IR3865MTR1PBF
厂商: International Rectifier
文件页数: 6/22页
文件大小: 0K
描述: IC REG BUCK SYNC ADJ 10A PQFN
产品培训模块: SupIRBuck? Family and POL Design Tools Overview
标准包装: 750
系列: SupIRBuck™
类型: 降压(降压)
输出类型: 可调式
输出数: 1
输出电压: 0.5 V ~ 12 V
输入电压: 3 V ~ 21 V
频率 - 开关: 最高 750kHz
电流 - 输出: 10A
同步整流器:
工作温度: -40°C ~ 125°C
安装类型: 表面贴装
封装/外壳: 17-PowerVQFN
包装: 带卷 (TR)
供应商设备封装: 17-PowerQFN(4x5)
IR3865MPBF
Electrical Specifications (continued)
Unless otherwise specified, these specification apply over VIN = 12V, 4.5V<VCC<5.5V, 0 o C ≤ T J ≤ 125 o C.
PARAMETER
NOTE
TEST CONDITION
MIN
TYP
MAX
UNIT
GATE DRIVE
Deadtime
1
Monitor body diode conduction
5
30
ns
on PHASE pin
BOOTSTRAP PFET
Forward Voltage
I(BOOT) = 10mA
300
mV
UPPER MOSFET
Static Drain-to-Source On-
VCC = 5V, I D = 10A, T J = 25 o C
23
28
m Ω
Resistance
LOWER MOSFET
Static Drain-to-Source On-
VCC = 5V, I D = 10A, T J = 25 o C
10.7
13
m Ω
Resistance
FAULT PROTECTION
ISET Pin Output Current
ISET Pin Output Current
1
On the basis of 25 o C
On the basis of 25 o C
17
19
4400
21
μA
ppm/
Temperature Coefficient
o C
Under Voltage Threshold
Under Voltage Hysteresis
1
Falling V FB & Monitor PGOOD
Rising V FB
0.37
0.4
7.5
0.43
V
mV
Over Voltage Threshold
Rising V FB & Monitor PGOOD
0.586 0.625 0.655
V
Over Voltage Hysteresis
1
Falling V FB
7.5
mV
VCC Turn-on Threshold
-40 o C
to
125 o C
3.9
4.2
4.5
V
VCC Turn-off Threshold
VCC Threshold Hysteresis
3.6
3.9
300
4.2
V
mV
EN Rising Threshold
-40 o C
to
125 o C
1.1
1.25
1.45
V
EN Hysteresis
400
mV
EN Input Current
PGOOD Pull Down
EN = 3.3V
25
15
50
μA
Ω
Resistance
PGOOD Delay Threshold
(V SS )
1
V
Thermal Shutdown
1
125
140
o C
Threshold
Thermal Shutdown
1
20
o C
Threshold Hysteresis
Note 1: Guaranteed by design, not tested in production
Note 2: Upgrade to industrial/MSL2 level applies from date codes 1227(marking explained on
application note AN1132 page 2). Products with prior date code of 1227 are qualified with MSL3
for Consumer Market.
8/8/2012 Rev3.1
6
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IR3870MTR1PBF 功能描述:直流/直流开关调节器 10A SupIRBuck Reg 1000kHz, 3.0-26V in RoHS:否 制造商:International Rectifier 最大输入电压:21 V 开关频率:1.5 MHz 输出电压:0.5 V to 0.86 V 输出电流:4 A 输出端数量: 最大工作温度: 安装风格:SMD/SMT 封装 / 箱体:PQFN 4 x 5
IR3870MTRPBF 功能描述:直流/直流开关调节器 10A SupIRBuck Reg 1000kHz, 3.0-26V in RoHS:否 制造商:International Rectifier 最大输入电压:21 V 开关频率:1.5 MHz 输出电压:0.5 V to 0.86 V 输出电流:4 A 输出端数量: 最大工作温度: 安装风格:SMD/SMT 封装 / 箱体:PQFN 4 x 5
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