参数资料
型号: MAX8798EVCMAXQU+
厂商: Maxim Integrated Products
文件页数: 11/31页
文件大小: 0K
描述: KIT EVAL FOR MAX8798
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,LCD 电源
输出及类型: 4,非隔离
功率 - 输出: 3.56W
输出电压: 8V,3.2V,21V,-13V
电流 - 输出: 300mA,150mA,20mA,20mA
输入电压: 1.8 ~ 6 V
稳压器拓扑结构: 升压
频率 - 开关: 1.2MHz
板类型: 完全填充
已供物品: 2 板,CD
已用 IC / 零件: MAX8798
Internal-Switch Boost Regulator with
Integrated 3-Channel Scan Driver for TFT LCDs
Typical Operating Characteristics (continued)
(Circuit of Figure 2, V IN = 3V, T A = +25°C, unless otherwise noted.)
OPERATIONAL AMPLIFIER
LOAD TRANSIENT RESPONSE
MAX8798 toc16
V VCOM
(AC-COUPLED)
200mV/div
0mV
I VCOM
100mA/div
0mA
OPERATIONAL AMPLIFIER
LARGE-SIGNAL STEP RESPONSE
MAX8798 toc17
V POS
2V/div
0V
V COM
2V/div
0V
OPERATIONAL AMPLIFIER
SMALL-SIGNAL STEP RESPONSE
MAX8798 toc18
V POS
(AC-COUPLED)
100mV/div
0mV
V COM
(AC-COUPLED)
100mV/div
0mV
2 μ s/div
STV/STVP INPUT/OUTPUT
WAVEFORMS WITH LOGIC INPUT
MAX8798 toc19
STV
5V/div
0V
200ns/div
CPV AND OE/CKV AND CKVB INPUT/OUTPUT
WAVEFORMS WITH LOGIC INPUT
(STV = 0V, C LOAD = 5.0nF AND 50 Ω , R1, R2 = 200 Ω )
MAX8798 toc19_1
CPV
5V/div
0V
OE
5V/div
0V
CKV
20V/div
200ns/div
STV RISING EDGE
PROPAGATION DELAY
MAX8798 toc20
STV
5V/div
0V
STVP
10V/div
0V
STVP
10V/div
4 μ s/div
OE/CKV RISING EDGE
PROPAGATION DELAY
MAX8798 toc20_1
100ns/div
0V
OE
5V/div
0V
0V
CKV
10V/div
4 μ s/div
STV FALLING EDGE
PROPAGATION DELAY
100ns/div
MAX8798 toc21
CKVB
20V/div
0V
STV
5V/div
0V
STVP
10V/div
0V
100ns/div
OE/CKV FALLING EDGE
PROPAGATION DELAY
MAX8798 toc21_1
100ns/div
0V
OE
5V/div
0V
CKV
10V/div
0V
______________________________________________________________________________________
11
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