MAX5942BCSE データシートの表示（PDF） - Maxim Integrated
部品番号
コンポーネント説明
メーカー
MAX5942BCSE
Maxim Integrated
MAX5942BCSE Datasheet PDF : 24 Pages
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IEEE 802.3af Power-Over-Ethernet
Interface/PWM Controller for Power Devices
VDD
VDD-OK
V+
IN
IN
HIGH-
BIAS
VOLTAGE
WINDING
V-
REGULATOR
REGULATOR
EN
OUT
EN
OUT
0.7V
VCC
MAX5942A ONLY
26mV/µs
SLOPE
COMPENSATION
26mV/µs
1MΩ
FB
50kΩ
∑
ERROR
AMP
SS_SHDN
2.4V
275kHz
OSCILLATOR
80%/50%
DUTY CYCLE
CLAMP
UVLO
6.6V
R
Q
S
PWM
ILIM
125mV
5kΩ
VCC
70ns
BLANKING
4µA
3R
BUF
R
VCC
NDRV
CS
0.25V
Figure 4. MAX5942A/MAX5942B PWM Controller Functional Diagram
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