参数资料
| 型号： | ISL62881HRTZ |
| 厂商： | Intersil |
| 文件页数： | 6/35页 |
| 文件大小： | 0K |
| 描述： | IC REG PWM SGL PHASE 28TQFN |
| 标准包装： | 75 |
| 应用： | 控制器，Intel IMVP-6.5? |
| 输入电压： | 5 V ~ 25 V |
| 输出数： | 1 |
| 输出电压： | 0.013 V ~ 1.5 V |
| 工作温度： | -10°C ~ 100°C |
| 安装类型： | 表面贴装 |
| 封装/外壳： | 28-WFQFN 裸露焊盘 |
| 供应商设备封装： | 28-TQFN-EP（4x4） |
| 包装： | 管件 |
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ISL62881, ISL62881B
Electrical Specifications Operating Conditions: V DD = 5V, T A = -10°C to +100°C, f SW = 300kHz, unless otherwise noted. Boldface
limits apply over the operating temperature range, -10°C to +100°C. (Continued)
MIN
MAX
PARAMETER
SYMBOL
TEST CONDITIONS
(Note 6)
TYP
(Note 6) UNITS
POWER GOOD AND PROTECTION MONITORS
PGOOD Low Voltage
PGOOD Leakage Current
V OL
I OH
I PGOOD = 4mA
PGOOD = 3.3V
-1
0.26
0.4
1
V
μA
PGOOD Delay
tpgd
CLK_ENABLE# LOW to PGOOD HIGH
6.3
7.6
8.9
ms
UGATE DRIVER
UGATE Pull-Up Resistance
UGATE Source Current
UGATE Sink Resistance
UGATE Sink Current
R UGPU
I UGSRC
R UGPD
I UGSNK
200mA Source Current
BOOT - UGATE = 2.5V
250mA Sink Current
UGATE - PHASE = 2.5V
1.0
2.0
1.0
2.0
1.5
1.5
Ω
A
Ω
A
LGATE DRIVER For ISL62881
LGATE Pull-Up Resistance
LGATE Source Current
LGATE Sink Resistance
LGATE Sink Current
UGATE to LGATE Deadtime
LGATE to UGATE Deadtime
R LGPU
I LGSRC
R LGPD
I LGSNK
t UGFLGR
t LGFUGR
250mA Source Current
VCCP - LGATE = 2.5V
250mA Sink Current
LGATE - VSSP = 2.5V
UGATE falling to LGATE rising, no load
LGATE falling to UGATE rising, no load
1.0
2.0
0.5
4.0
23
28
1.5
0.9
Ω
A
Ω
A
ns
ns
LGATE DRIVERS For ISL62881B
LGATEa and b Pull-Up Resistance
LGATEa and b Source Current
LGATEa and b Sink Resistance
LGATEa and b Sink Current
UGATE to LGATEa and b
Deadtime
LGATEa and b to UGATE
Deadtime
R LGPU
I LGSRC
R LGPD
I LGSNK
t UGFLGR
t LGFUGR
250mA Source Current
VCCP - LGATEa and b = 2.5V
250mA Sink Current
LGATEa and b - VSSP = 2.5V
UGATE falling to LGATEa and b rising, no load
LGATEa and b falling to UGATE rising, no load
2.0
1.0
1
2.0
23
28
3
1.8
Ω
A
Ω
A
ns
ns
BOOTSTRAP DIODE
Forward Voltage
Reverse Leakage
V F
I R
PVCC = 5V, IF = 2mA
V R = 25V
0.58
0.2
V
μA
PROTECTION
Overvoltage Threshold
Severe Overvoltage Threshold
OC Threshold Offset
Undervoltage Threshold
OV H
OV HS
UV f
VSEN rising above setpoint for >1ms
VSEN rising for >2μs
ISUM- pin current
VSEN falling below setpoint for >1.2ms
150
1.525
8.2
-355
200
1.55
10.1
-295
240
1.575
12
-235
mV
V
μA
mV
LOGIC THRESHOLDS
VR_ON Input Low
VR_ON Input High
VID0-VID6 and DPRSLPVR Input
Low
VID0-VID6 and DPRSLPVR Input
High
V IL(1.0V)
V IH(1.0V)
V IL(1.0V)
V IH(1.0V)
0.7
0.7
0.3
0.3
V
V
V
V
THERMAL MONITOR (For ISL62881B)
NTC Source Current
NTC = 1.3V
53
60
67
μA
6
FN6924.3
June 16, 2011
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| ISL62881HRTZ-T | 功能描述:直流/直流开关调节器 1 PHS PWM BUCKG FOR MICROPROCESR PWR SUP 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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