参数资料
型号: ISL6267HRZ
厂商: Intersil
文件页数: 12/33页
文件大小: 0K
描述: IC PWM CTRLR MULTIPHASE 48TQFN
标准包装: 50
系列: Robust Ripple Regulator™ (R³)
应用: 控制器,AMD Fusion? CPU GPU
输入电压: 4.5 V ~ 25 V
输出数: 2
输出电压: 0.013 V ~ 1.55 V
工作温度: -10°C ~ 100°C
安装类型: 表面贴装
封装/外壳: 48-VFQFN 裸露焊盘
供应商设备封装: 48-QFN(6x6)
包装: 管件
ISL6267
Electrical Specifications Operating Conditions: V DD = 5V, T A = -10°C to +100°C (HRZ), T A = -40°C to +100°C (IRZ) , f SW = 300kHz,
unless otherwise noted. Boldface limits apply over the operating temperature range, -40°C to +100°C. (Continued)
MIN
MAX
PARAMETER
SYMBOL
TEST CONDITIONS
(Note 6)
TYP
(Note 6)
UNITS
CHANNEL FREQUENCY
Nominal Channel Frequency
Adjustment Range
HRZ, f SW(nom)
IRZ, f SW(nom)
280
275
200
300
300
320
325
500
kHz
kHz
kHz
AMPLIFIERS
Current-Sense Amplifier Input Offset
Error Amp DC Gain
A v0
I FB = 0A
-0.15
90
+0.15
mV
dB
Error Amp Gain-Bandwidth Product
GBW
C L = 20pF
18
MHz
ISEN
Imbalance Voltage
Input Bias Current
Maximum of ISENs - Minimum of ISENs
20
1
mV
nA
POWER-GOOD AND PROTECTION MONITORS
PGOOD Low Voltage
PGOOD Leakage Current
PGOOD Delay
V OL
I OH
t PGD
I PGOOD = 4mA
PGOOD = 3.3V
-1
0.26
460
0.4
1
V
μA
μs
GATE DRIVER
UGATE Pull-Up Resistance
UGATE Source Current
UGATE Sink Resistance
UGATE Sink Current
LGATE Pull-Up Resistance
LGATE Source Current
LGATE Sink Resistance
LGATE Sink Current
UGATE to LGATE Deadtime
LGATE to UGATE Deadtime
R UGPU
I UGSRC
R UGPD
I UGSNK
R LGPU
I LGSRC
R LGPD
I LGSNK
t UGFLGR
t LGFUGR
200mA Source Current
UGATE - PHASE = 2.5V
250mA Sink Current
UGATE - PHASE = 2.5V
250mA Source Current
LGATE - VSSP = 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
1.0
2.0
1.0
2.0
0.5
4.0
23
28
1.5
1.5
1.5
0.9
Ω
A
Ω
A
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
Undervoltage Threshold
OV H
OV HS
OV H
VSEN rising above setpoint for > 1ms
V O rising above threshold > 0.5 μs
VSEN falls below setpoint for > 1ms
200
260
270
1.800
330
330
400
mV
V
mV
Current Imbalance Threshold
One ISEN above another ISEN for > 1.2ms
9
mV
Core OCP Current Threshold
Northbridge OCP Current Threshold
HRZ
IRZ
HRZ
IRZ
3-Phase CCM, 2-Phase CCM, 1-Phase
3-Phase DE
2-Phase DE
3-Phase CCM, 2-Phase CCM, 1-Phase
3-Phase DE
2-Phase DE
2-Phase CCM, 1-Phase
2-Phase DE
2-Phase CCM, 1-Phase
2-Phase DE
50
16
24
49.5
16
23.5
50
24
49.5
23.5
60
20
30
60
20
30
60
30
60
30
70
24
36
70
24
36
70
36
70
36
μ A
μ A
μ A
μ A
μ A
μ A
μ A
μ A
μ A
μ A
12
January 8, 2013
FN7801.1
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