LP3907QTLX-VXSS/NOPB National Semiconductor, LP3907QTLX-VXSS/NOPB Datasheet - Page 16

• Manufacturer Part Number: LP3907QTLX-VXSS/NOPB
• Description: IC REG BUCK SYNC-2 LDO-2 25MSMD
• Manufacturer: National Semiconductor
• Series: PowerWise®r

Specifications of LP3907QTLX-VXSS/NOPB

• Topology: Step-Down (Buck) Synchronous (2), Linear (LDO) (2)
• Function: Any Function
• Number Of Outputs: 4
• Frequency - Switching: 2.1MHz
• Voltage/current - Output 1: 1.8V, 1A
• Voltage/current - Output 2: 3.3V, 600mA
• Voltage/current - Output 3: 2.8V, 300mA
• W/led Driver: No
• W/supervisor: No
• W/sequencer: Yes
• Voltage - Supply: 2.8 V ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 25-UFBGA
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

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Typical Performance Characteristics
V
Typical Performance Characteristics
V
IN
IN
= 4.5V to 5.5V, T
= 4.3V to 5.5V, T
(V
OUT
( V
OUT
=1.2V, L= 2.2µH — PWM mode to PFM mode)
=1.8V, L= 2.2µH —Forced PWM mode)
Efficiency vs Output Current
Efficiency vs Output Current
A
A
= 25°C, V
= 25°C, V
OUT
OUT
= 1.8V, 3.3V
= 1.8V, 3.3V
30017851
30017853
— Buck2
— Buck2
16
(V
OUT
(V
OUT
=2.0V, L= 2.2µH — PWM mode to PFM mode)
=3.3V, L= 2.2µH — Forced PWM mode)
Efficiency vs Output Current
Efficiency vs Output Current
30017852
30017854