S-1172B15-E6T1G Seiko Instruments, S-1172B15-E6T1G Datasheet - Page 22

• Manufacturer Part Number: S-1172B15-E6T1G
• Description: Low Dropout (LDO) Regulators Linear LDO reg Hi 70uA Iq 1000mA Iout
• Manufacturer: Seiko Instruments

Specifications of S-1172B15-E6T1G

• Polarity: Positive
• Input Voltage Max: 6 V
• Output Voltage: 1.5 V
• Output Type: Fixed
• Dropout Voltage (max): 3 V at 300 mA
• Output Current: 1000 mA
• Load Regulation: 15 mV
• Voltage Regulation Accuracy: 1 %
• Maximum Power Dissipation: 1900 mW
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Package / Case: HSOP-6
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

(1) Characteristics of Input Transient Response (Ta = 25°C)
(2) Characteristics of Load Transient Response (Ta = 25°C)
22
HIGH RIPPLE-REJECTION LOW DROPOUT HIGH OUTPUT CURRENT CMOS VOLTAGE REGULATOR
S-1172 Series
S-1172B10
I
S-1172B50
I
S-1172B10
V
S-1172B30
V
OUT
OUT
IN
IN
Reference Data
= 2.0 V, C
= 4.0 V, C
1.20
1.15
1.10
1.05
1.00
0.95
0.90
3.20
3.15
3.10
3.05
3.00
2.95
2.90
= 100 mA, tr = tf = 5.0 μs, C
1.15
1.10
1.05
1.00
0.95
= 100 mA, tr = tf = 5.0 μs, C
5.25
5.20
5.15
5.10
5.05
5.00
4.95
4.90
−200
−200
−200
−200
V
V
I
I
V
V
OUT
OUT
V
V
OUT
OUT
OUT
OUT
IN
OUT
IN
OUT
0
0
0
0
= 4.7 μF, C
= 4.7 μF, C
200
200
200
200
400
400
400
400
IN
IN
t [μs]
t [μs]
t [μs]
= 4.7 μF, I
= 4.7 μF, I
t [μs]
600
600
600
600
OUT
OUT
= 4.7 μF, C
= 4.7 μF, C
800 1000 1200
800 1000 1200
800 1000 1200
800 1000 1200
OUT
OUT
= 50 ↔ 100 mA
= 50 ↔ 100 mA
IN
IN
Seiko Instruments Inc.
= 4.7 μF
= 4.7 μF
150
100
150
100
50
0
50
0
−150
−150
−50
−100
−50
−100
1
0
7
6
5
4
3
2
0
4
3
2
1
S-1172B30
I
V
V
OUT
IN
IN
= 2.0 V, C
= 4.0 V, C
1.40
1.30
1.20
1.10
1.00
0.90
0.80
3.40
3.30
3.20
3.10
3.00
2.90
2.80
2.70
= 100 mA, tr = tf = 5.0 μs, C
3.20
3.15
3.10
3.05
3.00
2.95
2.90
−200
−200
−200
V
V
I
I
OUT
OUT
V
V
OUT
OUT
OUT
OUT
IN
OUT
0
0
0
= 4.7 μF, C
= 4.7 μF, C
200
200
200
400
400
400
IN
IN
t [μs]
t [μs]
= 4.7 μF, I
= 4.7 μF, I
t [μs]
600
600
600
OUT
= 4.7 μF, C
800 1000 1200
800 1000 1200
800 1000 1200
OUT
OUT
= 100 ↔ 500 mA
= 100 ↔ 500 mA
Rev.2.0
IN
= 4.7 μF
0
0
600
400
200
−200
−400
−600
600
400
200
−200
−400
−600
−800
0
6
5
4
3
2
1
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