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参数资料
| 型号： | MAX17528GTJ+T |
| 厂商： | Maxim Integrated Products |
| 文件页数： | 4/41页 |
| 文件大小： | 0K |
| 描述： | IC CTLR PWM VID PS 1PH 32-TQFN |
| 产品培训模块： | Lead (SnPb) Finish for COTS Obsolescence Mitigation Program |
| 标准包装： | 2,500 |
| 系列： | Quick-PWM™ |
| 应用： | 控制器，Intel IMVP-6.5? GMCH |
| 输入电压： | 4.5 V ~ 5.5 V |
| 输出数： | 1 |
| 输出电压： | 0.01 V ~ 1.5 V |
| 工作温度： | -40°C ~ 105°C |
| 安装类型： | 表面贴装 |
| 封装/外壳： | 32-WFQFN 裸露焊盘 |
| 供应商设备封装： | 32-TQFN-EP（5x5） |
| 包装： | 带卷 (TR) |
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1-Phase Quick-PWM
Intel IMVP-6.5/GMCH Controllers
ELECTRICAL CHARACTERISTICS (continued)
(Circuit of Figure 1, V IN = 12V, V DD = V CC = 5V, CLKEN pullup to 3.3V with 1.9k ? , SHDN = SLOW = ILIM = PGDIN = V CC , SKIP =
GNDS = PGND = GND, V FB = V CSP = V CSN = 1.200V, D0–D6 set for 1.20V (D0–D6 = 0001100). T A = 0°C to +85°C , unless otherwise
specified. Typical values are at T A = +25 ° C.) (Note 2)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
IMVP-6.5 CLKEN Output
Low Voltage
IMVP-6.5: CLKEN pullup to 3.3V with 1.9k ;
I SINK = 3mA
0.4
V
IMVP-6.5 CLKEN High
Leakage Current
IMVP-6.5 CLKEN Shutdown
Leakage Current
PWRGD Output Low Voltage
PWRGD Leakage Current
IMVP-6.5: V PGDIN = 5V, V CLKEN = 3.3V
IMVP-6.5: V SHDN = GND, V CLKEN = 3.3V
I SINK = 3mA
High state, PWRGD forced to 5V, T A = +25°C
2
0.01
4
1
0.4
1
μA
μA
V
μA
V CC Undervoltage Lockout
Threshold
V UVLO(VCC)
Rising edge, 65mV typical hysteresis,
controller disabled below this level
4.05
4.27
4.48
V
CSN Discharge Resistance in
UVLO and Shutdown
THERMAL PROTECTION
SHDN = GND and drivers disabled
(not switching)
8
VRHOT Trip Threshold
Measured at THRM with respect to V CC ;
falling edge; typical hysteresis = 100mV
29.2
30
30.8
%
VRHOT Delay
VRHOT Output On-Resistance
t VRHOT
R VRHOT
THRM forced 25mV below the VRHOT trip
threshold; falling edge
Low state
10
2
8
μs
VRHOT Leakage Current
I VRHOT
High state, VRHOT forced to 5V, T A = +25°C
1
μA
THRM Input Leakage
Thermal-Shutdown Threshold
I THRM
T SHDN
V THRM = 0V to 5V, T A = +25°C
Typical hysteresis = 15°C
-100
+160
+100
nA
°C
VALLEY CURRENT LIMIT AND DROOP
Current-Limit Threshold Voltage
(Positive Adjustable)
V LIMIT
V CSP - V CSN
V TIME - V ILIM = 100mV
V TIME - V ILIM = 500mV
7
45
10
50
13
55
mV
Current-Limit Threshold Voltage
(Positive Default) Preset
Current-Limit Threshold Voltage
(Negative) Accuracy
Current-Limit Threshold Voltage
(Zero Crossing)
CSP, CSN Common-Mode
Input Range
CSP, CSN Input Current
ILIM Input Current
DC Droop Amplifier (GMD) Offset
DC Droop Amplifier (GMD)
Transconductance
V CSP - V CSN, ILIM = V CC
V LIMIT(NEG) V CSP - V CSN , nominally -125% of V LIMIT
V ZERO
V PGND - V LX , SKIP = V CC
T A = +25°C
T A = +25°C
(V CSP - V CSN ) at I FB = 0
I FB / (V CSP - V CSN ); V FB = V CSN = 0.45V to
2.0V, and (V CSP - V CSN ) = -15.0mV to +15.0mV
20
-4
0
-0.2
-100
-0.75
592
22.5
1
600
25
+4
2
+0.2
+100
+0.75
608
mV
mV
mV
V
μA
nA
mV
μS
4
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