UM4750_15 Datasheet, PDF (6/13 Pages) Union Semiconductor, Inc. – 300mA, Micropower, Dual Channel VLDO Linear Regulator

Typical Performance Characteristics
Quiescent Current vs Input Voltage
Quiescent Current vs. Input Voltage
130
125
120
115
110
105
100
95
90
85
80
UM4750S-NR
75
70
2.5
3
3.5
4
4.5
5
5.5
6
Input Voltage (V)
2.82
2.81
2.8
2.79
2.78
2.77
2.76
2.75
2.74
2.73
2.72
2.5
Output Voltage vs Input Voltage
Output Voltage vs. Input Voltage
VO^VU^OT1^U=^T2¹.8V
V_VO_OU_UTT₂2_=1.8V
UM4750S-NR
3 3.5 4 4.5 5 5.5
Input Voltage(V)
1.9
1.88
1.86
1.84
1.82
1.8
1.78
1.76
1.74
1.72
1.7
6
Output Voltage vs Temperature
Output Voltage vs. Temperature
2.84
1.88
VOUT1=2.8V
2.82
1.86
2.80
1.84
2.78
1.82
2.76
1.80
2.74
VOUT2=1.8V
2.72
1.78
UM4750S-NR
1.76
2.70
-40 -20 0
20 40 60 80
Temperature(℃)
1.74
100 120 140
UM4750
Dropo^Du^rot^poV^uo^{t V}l^ot^la^tag^gee^vsv^Os^u.^tpO^utu^Cutp^rreuⁿt Current
520
480
440
400
360
VOUT2=1.8V
320
280
240
200
160
120
80
40
VOUT1=2.8V
UM4750S-NR
0
0 25 50 75 100 125 150 175 200 225 250 275 300
Output Current(mA)
2.83
2.82
2.81
2.80
2.79
2.78
2.77
2.76
2.75
2.74
2.73
0
Outpu^Ot^uV^tpo^oult^ta^Vg^ole^tagv^es^v.^s O^Ouu^tpt^up^tu^Ct^urC^reu^ntrrent
VOUT1=2.8V
VOUT2=1.8V
UM4750S-NR
50
100
150
200
250
Output Current(mA)
1.86
1.85
1.84
1.83
1.82
1.81
1.8
1.79
1.78
1.77
1.76
300
Quiescent Current vs. Temperature
VIN=5.0V
UM4750S-NR
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http://www.union-ic.com Rev.07 Nov.2015
6/13