HUASHAN H79L24

23213
Shantou Huashan Electronic Devices Co.,Ltd.
3-TERMINAL FIXED VOLTAGE REGULATOR
H79L24
█ Description H79L24 is the three terminal negative Regulators with single chip, and in a wide range of applications 。It supplies fixed output voltages of -24V, deliver over 100mA output current ,and employs TO-92
internal current limiting, thermal shut down and safe operating area protection, making it essentially indestructible.
█ Features 1―GND
2―INPUT
3―OUTPUT
l Output current up to 100mA
l Low noise
l
High Ripple Rejection
l Power Amplify Output Protection
l Thermal Overload Protection
l
Current Overload Protection and Short Circuit Protection
█ Absolute Maximum Ratings(Ta=25℃)
VIN——Input Voltage……………………………………………………… -45V
T amb ——Operating Temperature Range……………………………… -20~85℃
T stg ——Storage Temperature Range………………………………… -55~150℃
T j ——Junction Temperature………………………………………… -55~150℃
█ Internal Block Diagram INPUT Series
Bypass
Element
3 Current
Generator
OUTPUT 1 SOA
Protection
Starting
Circuit
Reference
Voltage
Error
Amplifier
Thermal
Protection
circuit
GND 2
23213
3-TERMINAL FIXED VOLTAGE REGULATOR
Shantou Huashan Electronic Devices Co.,Ltd.
H79L24
█Typical Application H79L24
█ ELECTRICAL CHARACTERISTICS
(Unless otherwise specified, VIN=-33V,IO=40mA,0℃≤Tj≤125℃,CIN=0.33μF,COUT=0.1μF)
Symbol
Typ.
Max.
-23 -24 -25 -22.8 -25.2 -22.8 -25.2 350 300 200 100 Quiescent Current 6.5 Quiescent 1.5 0.1 VN Current Change Output Noise Voltage RR Ripple Rejection 31 47 dB Tj =25℃, -35V≤VIN ≤-29V, f=120Hz VD Dropout Voltage 1.7 V Tj =25℃ VO ΔVO ΔVO IQ ΔIQ Parameter
Output Voltage Line Regulation Load Regulation Min.
150 Unit
Conditions
Tj =25℃ V -38V≤VIN ≤-27V,1mA≤IO ≤40mA VIN =-33V,1mA≤IO ≤70mA mV mV mA mA Tj =25℃, -38V≤VIN ≤-27V Tj =25℃, -38V≤VIN ≤-28V Tj =25℃,1mA≤IO ≤100mA Tj =25℃,1mA≤IO ≤40mA Tj =25℃ -38V≤VIN ≤-28V 1mA≤IO ≤40mA μV Tj=25℃,10Hz≤f≤100kHz