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LD8526GL Datasheet(PDF) 6 Page - Leadtrend Technology

Part # LD8526GL
Description  Synchronous Rectification Driver with Green Mode Function
PDF  13 Pages
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Manufacturer  LEADTREND [Leadtrend Technology]
Direct Link  https://www.leadtrend.com.tw/
Logo LEADTREND - Leadtrend Technology

LD8526GL Datasheet(HTML) 6 Page - Leadtrend Technology

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LD8526
08/31/2018
6
Leadtrend Technology Corporation
www.leadtrend.com.tw
LD8526-DS-00 August 2018
Electrical Characteristics
(TA = +25oC unless otherwise stated, VIN=12V)
PARAMETER
CONDITIONS
SYMBOL
MIN
TYP
MAX
UNITS
HVR (VIN Pin)
HVR charge current
HVR=30V, VCC=3.5V
ICHG_HVR1
20
35
50
mA
HVR=12V, VCC=3.5V
ICHG_HVR2
10
20
30
mA
Leakage current
VHVR=200V
IHVR_LK
50
µA
Supply Voltage (VIN Pin)
VIN charge current
VIN=12V, VCC=3.5V
ICHG_VIN
22
38
50
mA
Supply Voltage (VCC Pin)
UVLO (on)
VCC_ON
2.8
3
3.2
V
UVLO (off)
VCC_OFF
2.8
V
UVLO Hysteresis
VCC_HYS
0.2
V
VCC Operating Voltage
HVR=12V
VVCC_H1
4.5
5.8
6.8
V
VIN=12V
VVCC_H2
4.5
6.0
6.8
V
Operating Current
Vcc=5V, DET=65kHz,
4.7nF on GATE pin
IVCC_OP1
2.2
3
mA
Green mode
IVCC_OP2
200
250
µA
UVLO_OFF mode
VCC=2.5v
IVCC_OFF
25
µA
Detection Reference (DET Pin)
Turn-on voltage
VDET_ON
-400
-300
-150
mV
Turn-off voltage
(3)
VDET_OFF
10
20
30
mV
Turn-off
compensation
current
IDET_OFF
85
100
115
µA
Ring Reject Threshold
VDET_R
1.3
1.6
1.8
V
Ring
Reject
Threshold
Hysteresis
VDET_RHY
1.1
V
Ring Reject Window
TDET_WD
50
70
100
ns
Leakage current
VDET=200V
IDET_LK
1
µA
Max. Operating Limit
(1)
FSW_MAX
150
180
220
kHz



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