High Performance PWM Controller
Version: A3
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Features:Pin layout: Current mode PWM controller
The
剥脱性骨软骨炎
and
lection
Internal
current
reliable.
operating
products
CMP
INN
DC/AC characteristics: VDD=15V, T A =25 unless otherwi specified.
Parameter
Test conditions
Min.
Typ.
Max.
Unit
Supply voltages Pin VDD input
8
28
V
待我东山再起时Under voltage look out Positive Going Threshold 6 7 8 V Hysteresis
skied
Note 1. 0.5 1 1.5 V Chip consumed current No load
0.7
1
4
mA
Enable control ON 2 VDD V OFF
0.8
take过去式V
Error amplifier reference voltage Non-Inverting input of the error amplifier 0.203 0.21 0.217 V
饥饿的英文Operating frequency
OSC connected 1k
49.5
55 60.5 KHz OSC connected 10k
99 110 121 KHz Operating frequency range OSC connected 22k
198
220
242
KHz
Error amplifier Open loop gain
Note1
50
70
90
dB
Over current protection, OCP and over voltage protection, OVP OCP voltage 0.25 0.3 0.35 V OVP voltage
1.89
2.1
2.31
V
Load short protection, LSP LSP voltage
0.8 1 1.2 V
Over temperature protection, OTP Over temperature protection, OTP Note 1. 120 180 200
hysteresis
Note 1.
测孕纸30
50
70
Soft start and minimum output off time Soft start time Note 1. 12 15.3 19 ms Minimum off time
300
450
600
ns
Output drive Rising time 0 30 60 nS Falling time
VDD=12V, 1000pF loadundefined是什么意思
25
50
nS
Note 1. Only guaranteed by simulation or sampled evaluation during –20~+85C. Not 100% tested.
Pin description:
The
voltage
turns-on
reference
When BIT3267 enters normal operation mode OCP and
公司职位有哪些
detects the external MOSFET current.
