ADM8832(RevB) 查看數據表（PDF） - Analog Devices

零件编号

产品描述 (功能)

生产厂家

ADM8832
(Rev.:RevB)

Charge Pump Regulator for Color TFT Panel

Analog Devices 

ADM8832

Data Sheet

5.30

TEK STOP: SINGLE SEQ 10.0MS/s

[

T

]

5.25

5.20

5.15

DEVICE 1 @ +25°C

5.10

5.05

5.00

DEVICE 1 @ +85°C

DEVICE 1 @ –40°C

LOAD ENABLE

2

T

T

5V OUTPUT

1

4.95

4.90

2.6 2.7 2.8 2.9 3.0 3.1 3.2 3.3 3.4 3.5 3.6

VCC (V)

Figure 9. LDO Variation over Supply and Temperature

E 300

250

T 200

ICC (SCAN)

E 150

100

ICC (BLANK)

L 50

0

2.6 2.7 2.8 2.9 3.0 3.1 3.2 3.3 3.4 3.5 3.6

VCC (V)

O Figure 10. Supply Current vs. Voltage

TEK STOP: 2.50MS/s

23 ACQS

S [

T

]

VOUT

T

2

B 5V OUTPUT RIPPLE

O 1

T

CH1 20.0mV

CH2 2.00V M5.00µs CH2

1.20V

Figure 12. 5 V Output Transient Response for Max load Current

TEK STOP: SINGLE SEQ 10.0MS/s

[

T

]

T

LOAD DISABLE

2

5V OUTPUT

1

T

CH1 20.0mV

CH2 2.00V M5.00µs CH2

1.20V

Figure 13. 5 V Output Transient Response, Load Disconnected

TEK STOP: SINGLE SEQ 5.00KS/s

[

T

]

+15V OUTPUT

T

2

T

VCC RIPPLE

T

3

–10V OUTPUT

T

CH1 20.0mV

CH3 50.0mV

CH2 100mV M20.0µs CH1

–2.8mV

1

CH1

CH3

5.00V

5.00V

5VOUT

CH2 5.00V

M10.0ms CH2

1.3V

Figure 11. Output Ripple on LDO (5 V Output)

Figure 14. +15 V and −10 V Outputs at Power-Up

Rev. B | Page 8 of 12

Share Link: