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ML7900 SERIES
3-TERMINAL NEGATIVE VOLTAGE REGULATOR The ML7900 series are 3-Terminal Negative Voltage Regulators. These negative regulators are intended as complements to the popular ML7800 series of positive voltage regulations, and they are available in the same voltage options from -5V to -24V. The ML7900 series employ internal current-limiting. safe-area protection , and thermal shutdown, making them virtually indestructible.
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Package Outline
TO-220 (7900A)
1. OUT 2. IN 3. COMMON
32
TO-220F (7900FA)
1
ABSOLUTE MAXIMUM RATINGS
PARAMETER
Input Voltage
(Ta=25℃)
SYMBOL
VIN
Maximum Rating
ML7905 to ML7909 ML7912 to ML7920 ML7924 -35 -35 -40 -40 to +125 Operating Junction Temperature Operating Ambient Temperature Tj Topr 15(Tc≦45℃ ) -30 to +125 -30 to +75
UNIT
V
Storage Temperature Range Operating Temperature Range Power Dissipation
Tstg
℃ ℃ W
PD
THERMAL RESISTANCE
Thermal Resistance Junction-to-Ambient Temperature Junction-to-Case Θ ja Θ jc 60 5 ℃/W
ELECTRICAL CHARACTERISTICS
PARAMETER
ML7905A / ML7905FA Output Voltage Quiescent Current Load Regulation Line Regulation Ripple Rejection Output Noise Voltage Average Temperature Cofficient of Output Voltage Vo IQ ΔVo Io ΔVo Vin RR VNO VIN=-10V VIN=-10V VIN=-10V
(Tj=25℃,C1=0.33μF,Co=0.1μF)
Measurement is to be conducted in pulse testing.
SYMBOL
TEST CONDITIONS
MIN. TYP. MAX. UNIT
Io=0.5A Io=0mA Io=0.005A to 1.5A
-4.8 -
-5.0 2.2 50 12.5 60 125 -0.4
-5.2 5.0 100 100 -
V mA mV mV dB μV mV/℃
VIN=-7 to -25V Io=0.5A VIN=-10V VIN=-10V Io=0.5A
ein=2Vp-p
f=120Hz Io=0.5A
54 -
BW=10Hz to 100KHz Io=5mA
ΔVo / ΔT VIN=-10V
REV B
Page 1 of 10
ELECTRICAL CHARACTERISTICS
PARAMETER
ML7906A / ML7906FA Output Voltage Quiescent Current Load Regulation Line Regulation Ripple Rejection Vo IQ ΔVo Io VIN=-11V VIN=-11V VIN=-11V
(Tj=25℃,C1=0.33 μF,Co=0.1μF)
Measurement is to be conducted in pulse testing.
SYMBOL
TEST CONDITIONS
MIN. TYP. MAX. UNIT
Io=0.5A Io=0mA Io=0.005A to 1.5A Io=0.5A Io=0.5A
-5.75 f=120Hz Io=0.5A 54 -
-6.0 2.2 50 12.5 60 150 -0.4
-6.25 5.0 120 120 -
V mA mV mV dB μV mV/℃
ΔVo Vin VIN=-8 to -25V RR VIN=-11V
ein=2Vp-p
VIN=-11V Output Noise Voltage VNO Average Temperature ΔVo / ΔT VIN=-11V Cofficient of Output Voltage ML7908A / ML7908FA Output Voltage Quiescent Current Load Regulation Line Regulation Ripple Rejection Vo IQ ΔVo Io VIN=-14V VIN=-14V VIN=-14V
BW=10Hz to 100KHz Io=5mA
Io=0.5A Io=0mA Io=0.005A to 1.5A Io=0.5A
-7.7 f=120Hz Io=0.5A 54 -
-8.0 2.2 60 12.5 60 200 -0.7
-8.3 5.0 160 160 -
V mA mV mV dB μV mV/℃
ΔVo Vin VIN=-10.5 to -25V RR VIN=-14V Io=0.5A
ein=2Vp-p
VIN=-14V Output Noise Voltage VNO Average Temperature ΔVo / ΔT VIN=-14V Cofficient of Output Voltage ML7909A / ML7909FA Output Voltage Quiescent Current Load Regulation Line Regulation Ripple Rejection Vo IQ ΔVo Io VIN=-15V VIN=-15V VIN=-15V
BW=10Hz to 100KHz Io=5mA
Io=0.5A Io=0mA Io=0.005A to 1.5A Io=0.5A
-8.65 f=120Hz Io=0.5A 54 -
-9.0 2.2 60 8 60 250 -0.8
-9.35 5.0 180 180 -
V mA mV mV dB μV mV/℃
ΔVo Vin VIN=-11.5 to -25V RR VIN=-15V Io=0.5A
ein=2Vp-p
VIN=-15V Output Noise Voltage VNO Average Temperature ΔVo / ΔT VIN=-15V Cofficient of Output Voltage ML7912A / ML7912FA Output Voltage Quiescent Current Load Regulation Line Regulation Ripple Rejection Vo IQ ΔVo Io VIN=-19V VIN=-19V VIN=-19V
BW=10Hz to 100KHz Io=5mA
Io=0.5A Io=0mA Io=0.005A to 1.5A Io=0.5A
-11.5 f=120Hz Io=0.5A 54 -
-12.0 2.7 60 5 60 300 -0.8
-12.5 6.0 240 240 -
V mA mV mV dB μV mV/℃
ΔVo Vin VIN=-14.5 to -30V RR VIN=-19V Io=0.5A
ein=2Vp-p
VIN=-19V Output Noise Voltage VNO Average Temperature ΔVo / ΔT VIN=-19V Cofficient of Output Voltage
BW=10Hz to 100KHz Io=5mA
REV B
Page 2 of 10
ELECTRICAL CHARACTERISTICS
PARAMETER
ML7915A / ML7915FA Output Voltage Quiescent Current Load Regulation Line Regulation Ripple Rejection Vo IQ ΔVo Io VIN=-23V VIN=-23V VIN=-23V
(Tj=25℃,C1=0.33 μF,Co=0.1μF)
Measurement is to be conducted in pulse testing.
SYMBOL
TEST CONDITIONS
MIN. TYP. MAX. UNIT
Io=0.5A Io=0mA Io=0.005A to 1.5A Io=0.5A
-14.4 f=120Hz Io=0.5A 54 -
-15.0 2.7 60 5 60 375 -1
-15.6 6.0 300 300 -
V mA mV mV dB μV mV/℃
ΔVo Vin VIN=-17.5 to -30V RR VIN=-23V Io=0.5A
ein=2Vp-p
VIN=-23V Output Noise Voltage VNO Average Temperature ΔVo / ΔT VIN=-23V Cofficient of Output Voltage ML7918A / ML7918FA Output Voltage Quiescent Current Load Regulation Line Regulation Ripple Rejection Vo IQ ΔVo Io VIN=-27V VIN=-27V VIN=-27V
BW=10Hz to 100KHz Io=5mA
Io=0.5A Io=0mA Io=0.005A to 1.5A Io=0.5A
-17.3 f=120Hz Io=0.5A 54 -
-18.0 2.7 60 5 60 450 -1
-18.7 6.0 360 360 -
V mA mV mV dB μV mV/℃
ΔVo Vin VIN=-21 to -33V RR VIN=-27V Io=0.5A
ein=2Vp-p
VIN=-27V Output Noise Voltage VNO Average Temperature ΔVo / ΔT VIN=-27V Cofficient of Output Voltage ML7924A / ML7924FA Output Voltage Quiescent Current Load Regulation Line Regulation Ripple Rejection Vo IQ ΔVo Io VIN=-33V VIN=-33V VIN=-33V
BW=10Hz to 100KHz Io=5mA
Io=0.5A Io=0mA Io=0.005A to 1.5A Io=0.5A
-23.0 .