参数资料
型号: MAX15002ATL+
厂商: Maxim Integrated Products
文件页数: 3/29页
文件大小: 0K
描述: IC REG CTRLR BUCK PWM 40-TQFNEP
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 50
PWM 型: 电压模式
输出数: 2
频率 - 最大: 2.2MHz
电源电压: 5.5 V ~ 23 V
降压:
升压:
回扫:
反相:
倍增器:
除法器:
Cuk:
隔离:
工作温度: -40°C ~ 125°C
封装/外壳: 40-WFQFN 裸露焊盘
包装: 管件
MAX15002
Dual-Output Buck Controller with
Tracking/Sequencing
ELECTRICAL CHARACTERISTICS (continued)
(V IN = 5.5V to 23V or V IN = V REG = 4.5V to 5.5V, V DREG_ = V REG , V PGND_ = V SYNC = V PHASE = V SEL = 0V, C REG = 2.2μF, R RT = 100k ? ,
C CT = 0.1μF, R ILIM_ = 60k ? , T A = T J = -40°C to +125°C, unless otherwise noted. Typical values are at V IN = 12V, T A = T J = +25°C.)
(Note 2)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
Open-Loop Gain
Unity-Gain Bandwidth
DRIVERS
80
10
dB
MHz
DL_, DH_ Break-Before-Make
Time
DH1 On-Resistance
DH2 On-Resistance
DL1 On-Resistance
DL2 On-Resistance
LX_ to PGND_ On-Resistance
C LOAD = 5nF
Low, sinking 100mA
High, sourcing 100mA
Low, sinking 100mA
High, sourcing 100mA
Low, sinking 100mA
High, sourcing 100mA
Low, sinking 100mA
High, sourcing 100mA
Sinking 10mA
20
0.9
1.3
0.9
1.3
0.9
1.3
0.9
1.3
8
ns
?
?
?
?
?
CURRENT-LIMIT AND HICCUP MODE
Cycle-By-Cycle Valley Current-
Limit Adjustment Range
Cycle-By-Cycle Valley Current-
Limit Threshold Tolerance
ILIM_ Reference Current
V CL
V CL_ = V ILIM_ /10
V ILIM_ = 0.5V
V ILIM_ = 3V
V ILIM_ = 0 to 3V, T A = T J = +25°C
50
44
288
20
300
54
312
mV
mV
μA
ILIM_ Reference Current
Temperature Coefficient
3333
ppm/°C
CSP_, CSN_ Input Bias Current
Number of Cumulative Current-
Limit Events to Hiccup
Number of Consecutive Non-
Current-Limit Cycles to Clear N CL
Hiccup Timeout
N CL
N CLR
V CSP_ = 0V, V CSN_ = -0.3V
-20
8
3
4096
+20
μA
Clock
periods
ENABLE/PHASE/SEL
EN1 Threshold
V EN-TH
EN1 rising
1.19
1.215
1.24
V
EN1 Threshold Hysteresis
0.12
V
EN1 Input Bias Current
-1
+1
μA
PHASE Input High
PHASE Input Low
2
0.8
V
V
PHASE Input Bias Current
SEL Threshold
SEL Input Bias Current
Maxim Integrated
-1
-1
+1
20
+1
μA
%V REG
μA
3
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