参数资料
型号: MAX17000EVKIT+
厂商: Maxim Integrated Products
文件页数: 7/32页
文件大小: 0K
描述: KIT EVAL FOR MAX17000
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 1
主要目的: 特殊用途 DC/DC,DDR 存储器电源
输出及类型: 3,非隔离
功率 - 输出: 19.8W
输出电压: 1.8V,0.9V,0.9V
电流 - 输出: 10A,2A,3mA
输入电压: 7 ~ 20 V
稳压器拓扑结构: 降压
频率 - 开关: 300kHz
板类型: 完全填充
已供物品:
已用 IC / 零件: MAX17000
MAX17000
Complete DDR2 and DDR3 Memory
Power-Management Solution
ELECTRICAL CHARACTERISTICS (continued)
(V IN = 12V, V CC = V DD = V SHDN = V REFIN = 5V, V CSL = 1.8V, STDBY = SKIP = AGND, T A = -40°C to +85°C , unless otherwise noted.)
(Note 1)
PARAMETER
SYMBOL
CONDITIONS
MIN
MAX
UNITS
REFERENCE BUFFER (VTTR)
VTTR Output Accuracy (Adj)
VTTR Output Accuracy (Preset)
REFIN to VTTR
V CSL /2 to VTTR
I VTT = ±1mA
I VTT = ±3mA
I VTT = ±1mA
I VTT = ±3mA
-10
-20
-10
-20
+10
+20
+10
+20
mV
mV
FAULT DETECTION (SMPS)
PGOOD1 Output Low Voltage
I SINK = 3mA
0.4
V
FAULT DETECTION (VTT)
PGOOD2 Output Low Voltage
I SINK = 3mA
0.4
V
FAULT DETECTION
V CC Undervoltage-Lockout
Threshold
V UVLO(VCC)
Rising edge, IC disabled below this level;
hysteresis = 200mV
4.0
4.4
V
CURRENT LIMIT
Valley Current-Limit Threshold
V LIMIT
V CSH - V CSL
15
25
mV
SMPS GATE DRIVERS
DH Gate Driver On-Resistance
DL Gate Driver On-Resistance
R DH
R DL
BST - LX forced to 5V
DL high
DL low
5
5
3
Dead Time
t DEAD
DL rising
DL falling
10
15
ns
INPUTS AND OUTPUTS
Logic Input Threshold
SHDN , STDBY , SKIP, OVP, rising edge
hysteresis = 300mV/600mV (min/max)
1.3
2
V
Note 1: Limits are 100% production tested at T A = +25°C. Maximum and minimum limits over temperature are guaranteed by design
and characterization.
Note 2: On-time and off-time specifications are measured from 50% point at the DH pin with LX = GND, V BST = 5V, and a 250pF
capacitor connected from DH to LX. Actual in-circuit times might differ due to MOSFET switching speeds.
Maxim Integrated
7
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