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LD5523D2GL Datasheet(PDF) 5 Page - Leadtrend Technology

Part # LD5523D2GL
Description  PWMQR Multi-mode Controller with Primary Side Regulation
PDF  17 Pages
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Manufacturer  LEADTREND [Leadtrend Technology]
Direct Link  https://www.leadtrend.com.tw/
Logo LEADTREND - Leadtrend Technology

LD5523D2GL Datasheet(HTML) 5 Page - Leadtrend Technology

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LD5523D2
11/11/2020
5
Leadtrend Technology Corporation
www.leadtrend.com.tw
LD5523D2-DS-00 November 2020
Electrical Characteristics
(TA = +25oC unless otherwise stated, VCC=12.0V)
PARAMETER
CONDITIONS
SYMBOL
MIN
TYP
MAX
UNITS
Supply Voltage (VCC Pin)
Startup Current
VCC=UVLO-ON-0.05V
ICC_ST
1.5
A
Operating Current
VCOMP=0V, OUT=open*
ICC_OP
0.35
mA
VCOMP=3.5V, OUT=1nF*
ICC_OP2
1.5
mA
Auto current protection*
ICC_OPA1
0.8
mA
UVLO (OFF)
VCC_OFF
6.5
7.0
7.5
V
UVLO (ON)
VCC_ON
15.5
16.5
17.5
V
VCC OVP Level
VCC_OVP
26.5
28
29.5
V
VCC OVP de-bounce time
*
NVCC_OVP
6
Cycle
QRD (Quasi Resonant Detection, FB Pin)
Reference Voltage, VREF
VREF
1.98
2.00
2.02
V
Load Compensation Current
ILOAD_COMP
5.4
6
6.6
A
Brown In Trip Level
IBNI
89
95
101
A
Brown Out Hysteresis
IBNO_HYS
10
A
Brown Out De-bounce Time
*
TDB_BNO
75
ms
Current Sense (CS Pin)
Maximum Input Voltage
Low Line
VCS_MAX_LL
0.75
0.8
0.85
V
Maximum Input Voltage
High line*
VCS_MAX_HL
0.65
V
Minimum VCS-off
Low Line
VCS_MIN_L
0.12
0.145
0.17
V
Leading Edge Blanking Time
*
TLEB
450
ns
Internal Slope Compensation
TON>1.5
s
to
TON_MAX.
(Linearly increase)*
VSLP_L
225
mV
OTP (Over Temperature, CS Pin)
CS OTP Level
Recovery voltage at high
line
VCS_OTP
0.23
0.25
0.27
V
Hysteresis
*
VCS_OTP_HYS
0.05
V
CS OTP de-bounce time
*
TCS_OTP
5.4
ms
Oscillator for Switching Frequency
CCM Frequency
Low Line
FCCM
67
75
83
kHz
Minimum Frequency
FS_MIN
300
350
400
Hz



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