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参数资料
| 型号： | MAX15009ATN+T |
| 厂商： | Maxim Integrated |
| 文件页数： | 4/24页 |
| 文件大小： | 0K |
| 描述： | IC REG LDO 5V/ADJ .3A 56-TQFN |
| 产品培训模块： | Lead (SnPb) Finish for COTS Obsolescence Mitigation Program |
| 标准包装： | 2,500 |
| 稳压器拓扑结构： | 正，固定式或可调式 |
| 输出电压： | 5V，1.8 V ~ 11 V |
| 输入电压： | 5 V ~ 40 V |
| 电压 - 压降（标准）： | 0.8V @ 300mA |
| 稳压器数量： | 1 |
| 电流 - 输出： | 300mA（最小） |
| 电流 - 限制（最小）： | 330mA |
| 工作温度： | -40°C ~ 125°C |
| 安装类型： | 表面贴装 |
| 封装/外壳： | 56-WFQFN 裸露焊盘 |
| 供应商设备封装： | 56-TQFN-EP（8x8） |
| 包装： | 带卷 (TR) |
Automotive 300mA LDO Regulators with
Switched Output and Overvoltage Protector
ELECTRICAL CHARACTERISTICS (continued)
(V IN = +14V, V SGND = V PGND = 0V, C GATE = 6000pF, C IN = 10μF (ESR < 1.5 Ω ), C OUT_LDO = 22μF (ceramic), C OUT_SW = 1μF,
V OUT_LDO = 5V, C T = open, T A = T J = -40°C to +125°C, unless otherwise noted. Typical values are at T A = +25°C.) (Note 1)
PARAMETER
OUT_LDO Overvoltage
Protection Threshold
OUT_LDO Overvoltage
Protection Sink Current
SYMBOL
V OV_TH
I OV
CONDITIONS
1mA sink from OUT_LDO
V OUT_LDO = V OUT (nominal) x 1.15
MIN
8
TYP
105
19
MAX
110
UNITS
%V OUT_LDO
mA
ENABLE/ HOLD INPUTS
EN_LDO to EN_PROT Input
Threshold Voltage
EN_LDO, EN_PROT, EN_SW
Input Pulldown Current
HOLD Input Threshold
Voltage
HOLD Input Pullup
V IH
V IL
I EN_PD
V IH
V IL
I HOLD _PU
EN_ is internally pulled low to SGND
HOLD is internally pulled high to
OUT_LDO
2
1.4
1
0.6
0.7
0.4
V
μA
V
μA
RESET
RESET goes HIGH when rising
RESET Voltage Threshold
HIGH
V R ESET _H
V OUT_LDO crosses this threshold,
FB_LDO = SGND
RESET goes HIGH when rising
V FB_LDO crosses this threshold
90.0
90.0
92.5
92.5
95.0
95.0
%V OUT_LDO
%V FB_LDO
RESET goes LOW when falling
RESET Voltage Threshold
LOW
V OUT_LDO to RESET Delay
CT Ramp Current
CT Ramp Threshold
RESET Output-Voltage Low
RESET Open-Drain
Leakage Current
V RESET _L
t RESET_FALL
I CT
V CT_TH
V OL
I LEAK_ RESET
V OUT_LDO crosses this threshold,
FB_LDO = SGND
RESET goes LOW when falling
V FB_LDO crosses this threshold
V OUT_LDO falling, 0.1V/μs
V CT = 0V
V CT rising
I SINK = 1mA, output asserted
Output not asserted
88
88
1.50
1.190
90
90
19
2
1.235
92
92
2.35
1.270
0.1
150
%V OUT_LDO
%V FB_LDO
μs
μA
V
V
nA
LOAD DUMP PROTECTOR (MAX15009 only)
FB_PROT Threshold
Voltage
V TH_PROT
FB_PROT rising
1.20
1.235
1.27
V
FB_PROT Threshold
Hysteresis
V HYST
4
%V TH_PROT
FB_PROT Input Current
Startup Response Time
GATE Rise Time
I FB_PROT
t START
t GATE
V FB_PROT = 1.4V
EN_PROT rising, EN_LDO = IN, to
V GATE = 0.5V
GATE rising to +8V, V SOURCE = 0V
-100
20
1
+100
nA
μs
ms
4
_______________________________________________________________________________________
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