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参数资料
| 型号： | MAX8952EWE+T |
| 厂商： | Maxim Integrated Products |
| 文件页数： | 4/31页 |
| 文件大小： | 0K |
| 描述： | IC REG BUCK SYNC ADJ 2.5A 16WLP |
| 产品培训模块： | Lead (SnPb) Finish for COTS Obsolescence Mitigation Program |
| 标准包装： | 2,500 |
| 类型： | 降压（降压） |
| 输出类型： | 可调式 |
| 输出数： | 1 |
| 输出电压： | 0.77 V ~ 1.4 V |
| 输入电压： | 2.5 V ~ 5.5 V |
| 频率 - 开关： | 3.25MHz |
| 电流 - 输出： | 2.5A |
| 同步整流器： | 是 |
| 工作温度： | -40°C ~ 85°C |
| 安装类型： | 表面贴装 |
| 封装/外壳： | 16-UFBGA，WLCSP |
| 包装： | 带卷 (TR) |
| 供应商设备封装： | 16-WLP（2x2） |
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MAX8952
2.5A Step-Down Regulator
with Remote Sense in 2mm x 2mm WLP
ELECTRICAL CHARACTERISTICS (continued)
(V IN1 = V IN2 = 3.6V, V AGND = V PGND = 0V, V DD = 1.8V, T A = -40°C to +85°C, unless otherwise noted. Typical values are at T A =
+25°C.) (Note 2)
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
No load, V IN_ = 2.5V to 5.5V, V OUT = 1.27V,
FPWM_EN_ = 1
-0.5
+0.5
OUT Voltage Accuracy
Load Regulation
No load, V IN_ = 2.5V to 5.5V, V OUT = 0.77V,
FPWM_EN_ = 1
No load, V IN_ = 2.5V to 5.5V, V OUT = 1.40V,
FPWM_EN_ = 1
R L is the resistance from LX to SNS+ (output)
-1.0
-0.5
R L /25
+1.0
+0.5
%
V/A
RAMP[2:0] = 000
RAMP[2:0] = 001
RAMP[2:0] = 010
32.50
16.25
8.125
RAMP Timer
RAMP[2:0] = 011
RAMP[2:0] = 100
RAMP[2:0] = 101
RAMP[2:0] = 110
RAMP[2:0] = 111
4.063
2.031
1.016
0.508
0.254
mV/μs
Peak Current Limit
(p-Channel MOSFET)
3.45
4.2
4.8
A
Valley Current Limit
(n-Channel MOSFET)
Negative Current Limit
(n-Channel MOSFET)
Hysteretic mode
PWM mode
2.7
2.0
3.6
2.5
4.5
3.0
A
A
n-Channel Zero-Crossing
Threshold
50
mA
LX pFET On-Resistance
LX nFET On-Resistance
IN2 to LX, I LX = -200mA
FPWM_EN_ = 0,
LX to PGND, I LX = 200mA
0.08
0.06
0.16
0.12
?
?
LX Leakage
V LX = 5.5V or 0V
T A = +25°C
T A = +85°C
-1
0.03
0.05
+1
μA
Internal oscillator, PWM mode
Internal oscillator, power-save mode before entering
PWM mode
2.82
2.43
3.25
3.25
3.56
4.06
Operating Frequency
13MHz = f SYNC , SYNC[1:0] = 01
f SYNC /4
MHz
4
19.2MHz = f SYNC , SYNC[1:0] = 10 or 11
26MHz = f SYNC , SYNC[1:0] = 00
f SYNC /6
f SYNC /8
Maxim Integrated
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