参数资料
型号: MAX17410GTM+T
厂商: Maxim Integrated
文件页数: 5/45页
文件大小: 0K
描述: IC CTLR QPWM 2PH FOR IMV 48TQFN
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 2,500
系列: *
Dual-Phase, Quick-PWM Controller
for IMVP6+ CPU Core Power Supplies
ELECTRICAL CHARACTERISTICS (continued)
(Circuit of Figure 1, V IN = 10V, V CC = V DD = V SHDN = V PGDIN = V PSI = V ILIM = 5V, V V3P3 = 3.3V, V DPRSLPVR = V DPRSTP = V GNDS =
V PGND_ = 0, CSPAVG = CSP_ = CSN_ = OUTS = 1.0000V, R FB = 3.57k Ω from FB to VPS, [D6–D0] = [0101000]; T A = 0°C to +85°C ,
unless otherwise noted. Typical values are at T A = +25 ° C.)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
Measured at NTC with respect to THRM,
VRHOT Trip Threshold
V THRM = 1V, falling edge; typical
-12
+12
mV
hysteresis = 100mV
VRHOT Delay
t VRHOT
V NTC forced 25mV below V THRM , V THRM =
1V, falling edge
10
μs
VRHOT Output On-Resistance
R ON( VRHOT ) Low state
2
8
VRHOT Leakage Current
High-impedance state, VRHOT forced to 5V,
T A = +25 ° C
1
μA
Thermal-Shutdown Threshold
T SHDN
Typical hysteresis = 15 ° C
+160
° C
VALLEY CURRENT LIMIT, DROOP, CURRENT BALANCE, AND CURRENT MONITOR
Current-Limit Threshold Voltage
(Positive)
V LIMIT
V CSP_ - V CSN_
V TIME - V ILIM = 100mV
V TIME - V ILIM = 500mV
7
45
10
50
13
55
mV
ILIM = V CC
20
22.5
25
Current-Limit Threshold Voltage
(Negative) Accuracy
V LIMIT(NEG) V CSP_ - V CSN_ , nominally -125% of V LIMIT
-4
+4
mV
Current-Limit Threshold Voltage
(Zero Crossing)
CSPAVG, CSP_, CSN_
Common-Mode Input Range
V ZERO
V AGND - V LX_ , DPRSLPVR = 5V
0
1
2
mV
V
Phase 2 Disable Threshold
Measured at CSP2
3
V CC -
1
V CC -
0.4
V
CSPAVG, CSP_, CSN_
Input Current
ILIM Input Current
I CSPAVG ,
I CSP_ , I CSN_
I ILIM
T A = +25 ° C
T A = +25 ° C
-0.2
-0.1
+0.2
+0.1
μA
μA
Droop Amplifier Offset
[V CSPAVG - (V CSN1 +
V CSN2 )/2] at I FB = 0
T A = +25 ° C
T A = 0 ° C to +85 ° C
-0.5
-0.75
+0.5
+0.75
mV
Droop Amplifier
Transconductance
G m(FB)
I FB / [V CSPAVG - (V CSN1 + V CSN2 )/2], V FB =
V CSN_ = 0.45V to 1.5V
1.180
1.2
1.216
mS
[V CSPAVG - (V CSN1 +
Power Monitor Output Voltage for
Typical HFM Conditions
V PMON
V(OUTS, GNDS) =
1.200V, I PMON =
0μA
V CSN2 )/2] = 15mV,
V(TIME, ILIM) = 225mV
[V CSPAVG - (V CSN1 +
V CSN2 )/2] = 15mV,
1.65
0.738
1.7
0.765
1.743
0.792
V
V(TIME, ILIM) = 500mV
Power Monitor Gain Referred to
Output Voltage V(OUTS, GNDS)
Power Monitor Gain Referred to
[V CSPAVG - (V CSN1 + V CSN2 )/2]
A PMON/
V OUT
A PMON/ V CS
[V CSPAVG - (V CSN1 + V CSN2 )/2] = 15mV,
V(TIME, ILIM) = 225mV, I PMON = 0 μA
V(CSN, GNDS) = 1.200V, V(TIME, ILIM) =
225mV, I PMON = 0μA
1.375
104
1.4167
113.33
1.452
123
V/V
V/V
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