参数资料
型号: MAX17101ETJ+T
厂商: Maxim Integrated Products
文件页数: 7/31页
文件大小: 0K
描述: IC REG CTRLR DIV PWM CM 32TQFNEP
标准包装: 2,500
PWM 型: 电流模式
输出数: 3
频率 - 最大: 500kHz
电源电压: 6 V ~ 24 V
降压:
升压:
回扫:
反相:
倍增器:
除法器:
Cuk:
隔离:
工作温度: 0°C ~ 85°C
封装/外壳: 32-WFQFN 裸露焊盘
包装: 带卷 (TR)
Dual Quick-PWM, Step-Down Controller
with Low-Power LDO, RTC Regulator
ELECTRICAL CHARACTERISTICS
(Circuit of Figure 1, no load on LDO, RTC, OUT1, OUT2, and REF, V IN = 12V, V DD = V CC = V SECFB = 5V, V REFIN2 = 1.0V, BYP =
LDOSEL = GND, ONLDO = IN, ON1 = ON2 = V CC , T A = -40°C to +85°C , unless otherwise noted.) (Note 3)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
INPUT SUPPLIES
IN Standby Supply Current
IN Shutdown Supply Current
IN Supply Current
V CC Supply Current
I IN(STBY)
I IN(SHDN)
I IN
I CC
V IN = 6V to 24V, ON1 = ON2 = GND,
ONLDO = V CC
V IN = 4.5V to 24V, ON1 = ON2 = ONLDO = GND
ON1 = ON2 = REFIN2 = V CC ,
SKIP = FB1 = GND, V OUT2 = 3.5V, V OUT1 = 5.3V
ON1 = ON2 = REFIN2 = V CC ,
SKIP = FB1 = GND, V OUT2 = 3.5V, V OUT1 = 5.3V
200
70
0.2
1.5
μA
μA
mA
mA
PWM CONTROLLERS
OUT1 Output-Voltage Accuracy
(Note 1)
OUT1 Voltage-Adjust Range
FB1 Dual Mode Threshold
Voltage
V OUT1
V FB1
5V preset output: FB1 = GND,
V IN = 12V, SKIP = V CC
1.5V preset output: FB1 = V CC (5V),
V IN = 12V, SKIP = V CC
Adjustable feedback output,
V IN = 12V, SKIP = V CC
Low
High
4.90
1.47
0.685
0.7
0.040
V CC -
1.6V
5.10
1.53
0.715
5.5
0.125
V CC -
0.7V
V
V
V
3.3V preset output: REFIN2 = V CC (5V), V IN =
12V, SKIP = V CC
3.234
3.366
OUT2 Output-Voltage Accuracy
(Note 1)
V OUT2
1.05V preset output: REFIN2 = RTC (3.3V),
V IN = 1.2V, SKIP = V CC
1.029
1.071
V
Tracking output: V REFIN2 = 1.1V,
V IN = 12V, SKIP = V CC
1.085
1.115
OUT2 Voltage-Adjust Range
REFIN2 Voltage-Adjust Range
0
0
2
2
V
V
REFIN2 Dual Mode Threshold
Voltage
Low (REFIN2 = RTC)
High (REFIN2 = V CC )
2.2
V CC -
1.2V
3.0
V CC -
0.4V
V
DH1 On-Time
t ON1
V IN = 12V,
V OUT1 = 5.0V (Note 2)
TON = GND or REF
(400kHz)
TON = REF or V CC
(300kHz)
895
833
1209
1017
ns
Minimum Off-Time
SECFB Threshold Voltage
t OFF(MIN)
V SECFB
(Note 2)
1.92
450
2.08
ns
V
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